Backend Developer Jobs in Seoul

Backend Developer jobs in Seoul hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $161,682/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Seoul
AI/ML
Software
Data
Security
DevOps & Cloud
Leadership
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Hardware & Chips
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Aerospace
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Robotics
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Science

Commvault

commvault.com
commvault.com • HQ: Tinton Falls, United States • Cloud Storage & File Sharing • Digital Storage • Cybersecurity • Backup & Disaster Recovery • 1001-5000 employees • Est. 1996 • Trust A • Hiring 63, 8 new
HQ: Tinton Falls, United States • Cloud Storage & File Sharing • Digital Storage • Cybersecurity • Backup & Disaster Recovery • 1001-5000 employees • Est. 1996 • Trust A • Hiring 63, 8 new
Headquartered in Tinton Falls, New Jersey, Commvault is a global leader in enterprise data protection and cyber resilience software. The company offers a comprehensive data management platform that provides secure backup, rapid recovery, and cloud-native defense against ransomware and operational disruptions. By enabling seamless data governance and risk mitigation across hybrid and multi-cloud environments, it helps businesses safeguard their most critical information.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 1 month ago Likely open · 60%

Senior Engineer-Back End

≈ $58k – $174k per year (Estimated) • Equity • Senior • 4+ years exp • In office (Seoul, South Korea) • Senior
Rust
Go
Java
Python
DevOps
GCP
Azure
AWS
Apply
Verified live · 3 hours ago 3 months ago Long shot · 16%

Principal Engineer - Backend

≈ $81k – $182k per year (Estimated) • Equity • Lead • 8+ years exp • In office (Seoul, South Korea) • Principal • English
Apache Iceberg
DynamoDB
DevOps
Amazon S3
GCP
Azure
AWS
Apply
Verified live · 3 hours ago 3 months ago Long shot · 16%

Principal Engineer - Automation

Equity • Lead • 8+ years exp • In office (Seoul, South Korea) • Bachelor's Degree • Principal • English
Go
Python
Databases
DynamoDB
AI/ML
AI Agents
DevOps
CloudFormation
AWS Lambda
Amazon EC2
Amazon S3
Rest API
Docker
GCP
Kubernetes
Azure
AWS
+6
Apply

Next Securities

nextsecurities.com
nextsecurities.com • HQ: Seoul, South Korea • Financial AI • Online Brokerage & Trading Platforms • 201-500 employees • Trust A • Hiring 29
HQ: Seoul, South Korea • Financial AI • Online Brokerage & Trading Platforms • 201-500 employees • Trust A • Hiring 29
Next Securities is a Seoul-based brokerage building an AI-driven mobile trading service that combines domestic and US stock trading with personalized investment content, real-time market information and social features. Headquartered on Gukjegeumyung-ro in the Yeouido financial district of Yeongdeungpo, it is building its own market data pipelines for the Korea Exchange, the Nextrade alternative exchange and extended-hours US markets ahead of its launch. It hires backend and frontend engineers for order execution, accounts, payments and market data, AI agent and data engineers, product managers and designers, QA engineers, IT auditors, legal counsel and FP&A staff.
Kim Seungyeon Daepyojeonhwa · 대표자 · decision-maker
Careers mailbox is known
Verified live · 4 hours ago 1 month ago Hiring now · 76%

Software Engineer (Full-stack, Content Operations & Creator Platform)

≈ $62k – $185k per year (Estimated) • Senior • 5+ years exp • Seoul • Remote (South Korea) • Full-Time • Senior • Korean: C1
LLM
DevOps
GitHub
CI/CD
AWS
Apply
Verified live · 4 hours ago 1 month ago Likely open · 62%

Backend Engineer (AI Content Platform)

Seoul • Remote (South Korea) • Full-Time • Korean: C1
Amazon Aurora
Redis
PostgreSQL
AI/ML
LLM
DevOps
Amazon S3
GitHub
Apply
Verified live · 4 hours ago 1 month ago Hiring now · 76%

Software Engineer (Full-stack, AI Content Production)

Middle • 3+ years exp • Seoul • Remote (South Korea) • Full-Time • Middle • Korean: C1
LLM
DevOps
GitHub
CI/CD
AWS
Apply

NVIDIA

nvidia.com
nvidia.com • HQ: Santa Clara, United States • Computer Components • Servers & Data Center Hardware • AI Chips & Accelerators • Processors, MCUs & AI Chips • 5000+ employees • Est. 1993 • Trust B • Hiring 2399, 144 new
HQ: Santa Clara, United States • Computer Components • Servers & Data Center Hardware • AI Chips & Accelerators • Processors, MCUs & AI Chips • 5000+ employees • Est. 1993 • Trust B • Hiring 2399, 144 new
NVIDIA is an American technology company founded in 1993 that invented the graphics processing unit and has become the dominant supplier of accelerated computing platforms for artificial intelligence. Its portfolio spans data centre GPUs and systems built on the Hopper and Blackwell architectures, GeForce consumer graphics, automotive and robotics platforms, high-speed networking acquired with Mellanox, and the CUDA software stack that binds the ecosystem together. Headquartered in Santa Clara, California, the company sells to cloud providers, enterprises, research institutions and gamers worldwide and is one of the most valuable listed businesses on the Nasdaq.
Jensen Huang · Co-Founder, President & Chief Executive Officer · decision-maker
Jay Puri · Executive Vice President, Worldwide Field Operations · decision-maker
Colette Kress · Executive Vice President & Chief Financial Officer · decision-maker
Curtis Priem · Co-Founder & former Chief Technical Officer · founder
Careers mailbox is known
Verified live · 1 day ago 1 month ago Fading · 30%

Developer Technology Engineer - Simulation

Middle • 3+ years exp • In office (Seoul, South Korea) • PhD • Full-Time • Middle
C++
AI/ML
CUDA
Physical AI
DevOps
HPC
Apply

FuriosaAI

furiosa.ai
furiosa.ai • HQ: Seoul, South Korea • AI Chips & Accelerators • Processors, MCUs & AI Chips • 201-500 employees • Est. 2017 • Startup • Trust A • Hiring 52, 1 new
HQ: Seoul, South Korea • AI Chips & Accelerators • Processors, MCUs & AI Chips • 201-500 employees • Est. 2017 • Startup • Trust A • Hiring 52, 1 new
FuriosaAI is a South Korean semiconductor company that designs neural processing units for data centre AI inference, including the Warboy chip for computer vision and the RNGD accelerator for large language models and multimodal workloads. Founded in 2017 by former Samsung and AMD engineers, it develops its own compiler and software stack and has offices in Silicon Valley and Singapore. The company is headquartered in Seoul, South Korea.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 1 month ago Long shot · 24%

Software - Software Engineer, Compiler (Kernel Optimization)

In office (Seoul, South Korea) • Bachelor's Degree
LLM
Triton
TPU
Apply
Verified live · 3 hours ago 1 month ago Long shot · 24%

Software Engineer, AI Model Enablement & Inference

In office (Seoul, South Korea)
Rust
C++
Python
AI/ML
vLLM
SGLang
Mixture of Experts
KV Cache
PyTorch
LLM
TensorRT
TensorRT-LLM
CUDA
Triton
TPU
+6
Apply
Verified live · 3 hours ago 1 month ago Fading · 28%

Software Engineer, Build Systems & Release Infrastructure

Middle • 3+ years exp • Hybrid (Seoul, South Korea) • Bachelor's Degree • Middle
Rust
Bash
C++
Python
Cython
Rust
PyO3
C++
CMake
Cython
Manylinux
PyBind11
DevOps
Bazel
Git
Docker
CI/CD
Ubuntu
CentOS Stream
GitHub Actions
+8
Apply

Acryl

acryl.ai
acryl.ai • HQ: Seoul, South Korea • Machine Learning • AI Development Tools • MLOps • Est. 2011 • Hiring 21
HQ: Seoul, South Korea • Machine Learning • AI Development Tools • MLOps • Est. 2011 • Hiring 21
Acryl is a South Korean AI company that owns JONATHAN, an integrated platform for building and operating artificial intelligence. It covers AI adoption from GPU and NPU infrastructure to model and agent operations, offers the products Nadia and Areum, listed on KOSDAQ in December 2025, and hires AI researchers, product managers, full-stack engineers and finance staff. The company is based in Seoul, South Korea.
No named decision-maker yet.
Careers mailbox is known
Verified live · 1 hour ago 1 month ago Fading · 25%

백엔드 엔지니어

In office (Seoul, South Korea) • Full-Time • Korean: C1
CI/CD
Apply

KRAFTON

krafton.com
krafton.com • HQ: Seoul, South Korea • Mobile Games • PC Games • 11-50 employees • Est. 2007 • Trust A • Hiring 38, 2 new
HQ: Seoul, South Korea • Mobile Games • PC Games • 11-50 employees • Est. 2007 • Trust A • Hiring 38, 2 new
KRAFTON is a Seoul game company founded in 2007 that developed PUBG Battlegrounds, one of the best selling games ever made. Its studios operate the battle royale franchise across personal computer, console and mobile platforms with hundreds of millions of players worldwide. The company invests in deep learning research and has acquired studios in India, Japan and the United States.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago 1 month ago Hiring now · 74%

[AI Frontier Div.] AI Native Full Stack Engineer (5년 이상)

≈ $77k – $200k per year (Estimated) • Senior • 5+ years exp • In office (Seoul, South Korea) • Senior
Kotlin
Go
Node JS
TypeScript
Python
JavaScript
AI/ML
vLLM
Triton
OpenAI Codex
Cursor
Model Context Protocol
Claude Code
Claude
LLM
Frontend
React.js
DevOps
GitHub Actions
Jenkins
Docker
GCP
Kubernetes
Azure
CI/CD
AWS
+15
Apply
Verified live · 1 hour ago 5 months ago Long shot · 17%

[AI Frontier Div.] AI Native Full Stack Engineer (10년 이상)

≈ $110k – $252k per year (Estimated) • Staff+ • 10+ years exp • In office (Seoul, South Korea) • Staff
Kotlin
Go
Node JS
TypeScript
Python
JavaScript
AI/ML
vLLM
Triton
OpenAI Codex
Cursor
Model Context Protocol
Claude Code
Claude
RAG
LLM
Frontend
React.js
DevOps
Datadog
Grafana
Docker
GCP
Kubernetes
Azure
CI/CD
AWS
+16
Apply

Gowid

gowid.com
gowid.com • HQ: Seoul, South Korea • Procurement & Spend Management • Cards & Card Issuing • Est. 2015 • Trust B • Hiring 15, 1 new
HQ: Seoul, South Korea • Procurement & Spend Management • Cards & Card Issuing • Est. 2015 • Trust B • Hiring 15, 1 new
Gowid is a South Korean B2B fintech company that offers corporate cards with flexible limits, a free spend management service and laptop and software rental for growing businesses. It launched a corporate card for startups in 2020, now serves more than 3,500 client companies and hires sales operations, finance, recruiting and customer experience managers. The company is headquartered in Gangnam, Seoul, South Korea.
Kim Hanggi Saeopjadeungrok · 대표이사 · decision-maker
No careers mailbox known
Verified live · 2 hours ago 1 month ago Fading · 26%

Backend Engineer (백엔드 개발자/3년 이상)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Kotlin
TypeScript
Java
Java
Spring Data JPA
Netty
Spring Boot
Databases
Redis
MySQL
Apache Kafka
DevOps
Docker
GCP
Kubernetes
+4
Apply
Verified live · 2 hours ago 2 months ago Long shot · 16%

Backend Engineer (백엔드 개발자/1~3년)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Kotlin
Java
Java
Spring Data JPA
Netty
Spring Boot
Databases
Redis
MySQL
Apache Kafka
DevOps
Docker
GCP
Kubernetes
+3
Apply

Autostay

autostay.co.kr
autostay.co.kr • HQ: Seoul, South Korea • Car Rental • Shared Mobility • Hiring 4
HQ: Seoul, South Korea • Car Rental • Shared Mobility • Hiring 4
Autostay is a South Korean mobility company that runs automatic car wash locations and an online-to-offline car wash platform. In June 2021 it launched the first subscription service for automatic car washes in the country, operating directly managed and franchised sites in residential and commercial areas, and it hires product designers, service planners, full-stack developers and a finance lead. The company is based in Seoul, South Korea.
Gyeongsu Jang · 대표이사 · decision-maker
Careers mailbox is known
1 month ago Long shot · 10%

풀스택 개발자

In office (Seoul, South Korea) • Korean: C1
Node JS
TypeScript
JavaScript
Node JS
Nest.JS
Prisma
Databases
Amazon Aurora
Redis
Apache Kafka
AI/ML
Model Context Protocol
Claude
LLM
Frontend
GraphQL
Storybook
React.js
Mobile
React Native
DevOps
Datadog
QA
Playwright
+9
Apply

Hecto Innovation

hectoinnovation.co.kr
hectoinnovation.co.kr • HQ: Seoul, South Korea • Payment Processing & Gateways • Hiring 21, 1 new
HQ: Seoul, South Korea • Payment Processing & Gateways • Hiring 21, 1 new
Hecto Innovation is a South Korean technology company of the Hecto group that focuses on personal data protection services and platforms across web and mobile. The group hires service planners, system engineers, backend developers working with Java and Spring, full stack developers, corporate lawyers and PR staff. The company is headquartered in Seoul, South Korea.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago 1 month ago Likely open · 58%

[헥토] SEO 풀스택 개발자 (경력)

≈ $58k – $174k per year (Estimated) • Senior • 7+ years exp • In office (Seoul, South Korea) • Full-Time • Senior • Korean: C1
Java
JavaScript
Java
Spring Security
Spring Boot
Databases
MySQL
AI/ML
LLM
Frontend
Pinia
Vuex
Vue.js
DevOps
Rest API
CI/CD
AWS
Management
n8n
Zapier
+6
Apply
Verified live · 3 hours ago 1 month ago Fading · 42%

[헥토] AI Agent 플랫폼 백엔드 개발자 (Python) (경력)

≈ $59k – $176k per year (Estimated) • Senior • 5+ years exp • In office (Seoul, South Korea) • Full-Time • Senior • Korean: C1
Java
Python
Python
FastAPI
Django
Java
Spring Cloud
Spring Boot
Databases
RabbitMQ
OpenSearch
Redis
MySQL
PostgreSQL
AI/ML
LangGraph
Dify
LlamaIndex
Langflow
LangSmith
Gemini
Anthropic
OpenAI Codex
A2A
Cursor
LangChain
Model Context Protocol
OpenAI
Claude Code
RAG
LLM
DevOps
OpenTelemetry
GitLab CI
Amazon EC2
Amazon S3
Rest API
Docker
CI/CD
AWS
Cybersecurity
Keycloak
SonarQube
Management
n8n
+30
Apply

Xsolla

xsolla.com
xsolla.com • HQ: Los Angeles, United States • Game Development • E-commerce Platforms • Payment Processing & Gateways • 201-500 employees • Est. 2005 • Trust B • Hiring 184, 7 new
HQ: Los Angeles, United States • Game Development • E-commerce Platforms • Payment Processing & Gateways • 201-500 employees • Est. 2005 • Trust B • Hiring 184, 7 new
Xsolla is a video game commerce company founded in 2005 that handles the payment, billing and storefront side of the business for game developers and publishers. Its products cover global payment acceptance in hundreds of methods and currencies, web shops that sell directly to players outside the mobile app stores, subscription and in-game purchase management, partner networks and player acquisition tools, with the company acting as merchant of record so developers do not carry tax and compliance obligations themselves. Headquartered in Los Angeles, it works with thousands of studios and has grown as publishers look for routes around platform store fees.
Chris Hewish · Chief Executive Officer · decision-maker
Aleksandr Agapitov · Founder · founder
Careers mailbox is known
Verified live · 4 hours ago 1 month ago Likely open · 62%

Senior Full-stack Engineer — Korea

Senior • 5+ years exp • In office (Seoul, South Korea) • Full-Time • Senior • English: C1 • Korean: C1
Go
JavaScript
Databases
ClickHouse
Redis
Apache Kafka
PostgreSQL
Frontend
React.js
Mobile
React Native
DevOps
Docker
Kubernetes
CI/CD
GCP
Azure
AWS
+6
Apply
Verified live · 4 hours ago 1 month ago Likely open · 62%

Senior Backend Engineer — Korea

Senior • 5+ years exp • In office (Seoul, South Korea) • Full-Time • Senior • English: C1 • Korean: C1
Go
Databases
Apache Kafka
ClickHouse
Redis
PostgreSQL
DevOps
Docker
Kubernetes
CI/CD
GCP
Azure
AWS
+3
Apply

ENKI WhiteHat

enki.co.kr
enki.co.kr • HQ: Seoul, South Korea • Cybersecurity • Trust B • Hiring 22
HQ: Seoul, South Korea • Cybersecurity • Trust B • Hiring 22
ENKI WhiteHat is a South Korean cybersecurity company that provides an automated AI-based security platform for penetration testing, vulnerability validation and cyber security training. Its OFFen product line and consulting centre serve companies with compliance and security assessments, its team has won CTF competitions, and it hires security consultants, white hacker interns and backend and full-stack developers. The company is based in Seoul, South Korea.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 1 month ago Fading · 25%

제품개발팀 : OFFen RED Backend 개발자(경력)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Node JS
TypeScript
JavaScript
Node JS
Nest.JS
Databases
NATS
RabbitMQ
Apache Kafka
PostgreSQL
DevOps
Istio
Loki
GitLab
Prometheus
Grafana
GitHub
Rest API
Docker
Kubernetes
+9
Apply
Verified live · 3 hours ago 3 months ago Long shot · 11%

제품개발팀 : OFFen CAMP Full-Stack 개발자

Seoul • Remote (South Korea) • Full-Time • Korean: C1
Node JS
TypeScript
JavaScript
Node JS
Nest.JS
Frontend
React.js
DevOps
OpenStack
GCP
Kubernetes
AWS
+1
Apply
Open 111 daysVerified live · 3 hours ago 3 months ago Long shot · 8%

제품개발팀 : OFFen Backend 개발자(경력무관)

Seoul • Remote (South Korea) • Full-Time • Korean: C1
Node JS
TypeScript
JavaScript
Node JS
Nest.JS
Databases
Neo4j
PostgreSQL
DevOps
GitLab
GitHub
Rest API
Docker
CI/CD
AWS
+4
Apply

Makestar

makestar.com
makestar.com • HQ: Seoul, South Korea • Music Industry • Fan Engagement • Hiring 10
HQ: Seoul, South Korea • Music Industry • Fan Engagement • Hiring 10
Makestar is a K-pop platform that connects artists and fans worldwide, and it runs fansign events in places such as Singapore and the United States. Its subsidiary Nouer Entertainment, set up in May 2024, manages the boy group NouerA and actors, and the company hires product managers, accountants and spatial designers. The company is headquartered in Seoul, South Korea.
Jae-myun Kim Mail-Order · CEO · decision-maker
No careers mailbox known
Verified live · 3 hours ago 1 month ago Fading · 25%

[메이크스타] Software Engineer (Backend based)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Kotlin
Python
Python
FastAPI
Django
Apply

EXEM

ex-em.com
ex-em.com • HQ: Seoul, South Korea • Databases & DBMS • Observability & APM • Est. 2001 • Trust B • Hiring 14
HQ: Seoul, South Korea • Databases & DBMS • Observability & APM • Est. 2001 • Trust B • Hiring 14
EXEM is an enterprise IT software and performance management company specializing in database performance monitoring, application performance management (APM), full-stack observability, and AI-driven IT operations. Headquartered in Seoul, South Korea, the firm offers flagship solutions such as MaxGauge, InterMax, and exemONE to optimize system availability, streamline hybrid cloud infrastructure, and deliver real-time operational analytics. Through regional subsidiaries in the United States, Japan, and China, the enterprise serves over 1,000 commercial, financial, and public sector organizations worldwide.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago 1 month ago Long shot · 15%

Golang Agent 개발자 채용 (1년 이상)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Claude Code
DevOps
Amazon EC2
Amazon CloudWatch
Prometheus
Grafana
Linux
Kubernetes
Azure
AWS
+1
Apply
Verified live · 3 hours ago 2 months ago Long shot · 10%

풀스택 개발자 채용 (3년 이상, 계약직)

In office (Seoul, South Korea) • Contractor • Korean: C1
Java
Python
JavaScript
Java
Spring Boot
AI/ML
MLFlow
Triton
ChatGPT
Claude
Copilot
LLM
Frontend
Vue.js
DevOps
Rest API
Docker
Kubernetes
+6
Apply
Verified live · 3 hours ago 2 months ago Long shot · 9%

Java 개발자 채용 (1년 이상)

Junior • 1+ year exp • In office (Seoul, South Korea) • Full-Time • Junior • Korean: C1
Java
SQL
Databases
Oracle
PostgreSQL
DevOps
WebSockets
TCP/IP
Git
Apply

Kong Studios

kongstudios.com
kongstudios.com • HQ: Los Angeles, United States • Game Development • Mobile Games • 51-200 employees • Startup • Hiring 15, 1 new
HQ: Los Angeles, United States • Game Development • Mobile Games • 51-200 employees • Startup • Hiring 15, 1 new
Kong Studios is a game developer behind the adventure RPG Guardian Tales, which is played in some 230 countries on mobile and on Nintendo Switch. It has a Korean subsidiary in Seoul that hires game designers and software engineers for new game projects. The company is headquartered in Los Angeles, California, United States.
Kwang Won Sok · Executive Officer, Director · decision-maker
Jeehyung Lee · Director
Phil Yoon · Director
Seunghun Lee · Director
Careers mailbox is known
Verified live · 3 hours ago 1 month ago Long shot · 23%

[Project MAZE] 소프트웨어 엔지니어 모집 (경력 5년 이상)

In office (Seoul, South Korea) • Korean: C1
C#
C#
.NET
Game Dev
Unity
Apply
Verified live · 3 hours ago 2 months ago Long shot · 19%

[Project octopus] 소프트웨어 엔지니어 모집 (계약직)

In office (Seoul, South Korea) • Contractor • Korean: C1
C#
C#
.NET
Apply
Verified live · 3 hours ago 3 months ago Long shot · 10%

[Project HERO] 시니어 소프트웨어 엔지니어 모집

In office (Seoul, South Korea) • Senior • Korean: C1
C#
C#
.NET
Apply

Kyndryl

kyndryl.com
kyndryl.com • HQ: New York, United States • Cloud Consulting & Migration • Systems Integrators • IT Infrastructure & Networking Services • Managed IT Services (MSP) • 5000+ employees • Est. 2021 • IT services • Trust B • Hiring 598, 100 new
HQ: New York, United States • Cloud Consulting & Migration • Systems Integrators • IT Infrastructure & Networking Services • Managed IT Services (MSP) • 5000+ employees • Est. 2021 • IT services • Trust B • Hiring 598, 100 new
Kyndryl is an American IT infrastructure services company created in November 2021 when IBM spun off its managed infrastructure division, and it is the largest provider of its kind in the world. It designs, builds, runs and modernises the mission-critical systems of thousands of enterprise and government customers, covering mainframes, hybrid cloud, networks, security, applications and data platforms across more than sixty countries. Freed from its former parent, the company has built alliances with Microsoft, Amazon Web Services, Google Cloud and SAP, and is shifting revenue mix from legacy managed contracts toward consulting and modernisation work.
Martin Schroeter · Chairman & Chief Executive Officer · decision-maker
Elly Keinan · Group President · decision-maker
David Wyshner · Chief Financial Officer · decision-maker
Careers mailbox is known
Verified live · 2 days ago 1 month ago Long shot · 23%

Application Architect

≈ $106k – $228k per year (Estimated) • Staff+ • In office (Seoul, South Korea) • Full-Time • Architect
OpenShift
Docker
Kubernetes
Azure
CI/CD
AWS
Apply
Verified live · 2 days ago 3 months ago Long shot · 12%

Technical Architect

≈ $86k – $177k per year (Estimated) • Staff+ • In office (Seoul, South Korea) • Master's Degree • Full-Time • Architect
Apply

Teradyne

teradyne.com
teradyne.com • HQ: North Reading, United States • Collaborative Robots (Cobots) • Semiconductor Equipment • Test & Measurement Instruments • 1001-5000 employees • Est. 1960 • NASDAQ: TER • Hiring 454, 40 new
HQ: North Reading, United States • Collaborative Robots (Cobots) • Semiconductor Equipment • Test & Measurement Instruments • 1001-5000 employees • Est. 1960 • NASDAQ: TER • Hiring 454, 40 new
Teradyne is a manufacturer of automated test equipment for semiconductors and electronics. Its testers validate chips before they ship into consumer and automotive products, the company also owns collaborative robotics businesses, and it hires engineers, planners, sales managers and field specialists in the United States and Asia. The company is headquartered in North Reading, Massachusetts, United States.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago 1 month ago Long shot · 20%

Software Engineer

≈ $116k – $249k per year (Estimated) • Staff+ • 15+ years exp • In office (Seoul, South Korea) • Architect • Korean: C1 • English: C1
C++
C++
STL
DevOps
Windows
Chips/EDA
Advantest / Teradyne ATE
Apply

Toss

toss.im
toss.im • HQ: Seoul, South Korea • Payment Processing & Gateways • Digital Banks & Neobanks • 1001-5000 employees • Est. 2013 • Trust B • Hiring 345, 9 new
HQ: Seoul, South Korea • Payment Processing & Gateways • Digital Banks & Neobanks • 1001-5000 employees • Est. 2013 • Trust B • Hiring 345, 9 new
Toss, operated by Viva Republica Inc., is a financial technology enterprise and mobile financial super-app provider. The company offers peer-to-peer money transfers, digital banking solutions (Toss Bank), stock brokerage and retail investing (Toss Securities), credit score management, loan comparison, insurance brokerage, payment processing infrastructure (Toss Payments), and mobile telecommunications services (Toss Mobile). Headquartered in Seoul, South Korea, the organization serves millions of individual consumers and merchant partners primarily in South Korea, with expanding operations in international markets.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago 1 month ago Hiring now · 71%

Server Developer (Japan Product)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Kotlin
Java
Java
Spring Boot
Databases
Redis
MySQL
Apache Kafka
DevOps
Istio
ArgoCD
Nginx
Thanos
Prometheus
GitHub Actions
Grafana
Kubernetes
CI/CD
+7
Apply
Verified live · 3 hours ago 3 months ago Likely open · 60%

Node.js Developer

Middle • 3+ years exp • In office (Seoul, South Korea) • Full-Time • Middle • Korean: C1
Node JS
TypeScript
JavaScript
Node JS
Nest.JS
Electron
Databases
Redis
Apache Kafka
AI/ML
LLM
DevOps
Self-Healing
Amazon S3
GitHub Actions
GitHub
Docker
Kubernetes
AWS
+7
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Verified live · 3 hours ago 6 months ago Fading · 29%

Server Developer (Market Platform)

In office (Seoul, South Korea) • Full-Time • Korean: C1
Kotlin
Go
Java
Java
Spring Boot
Databases
NATS
Redis
MySQL
Apache Kafka
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Neubility

neubility.ai
neubility.ai • HQ: Seoul, South Korea • Delivery • Retail & Commercial Robotics • Est. 2017 • Likely startup • Trust B • Hiring 11
HQ: Seoul, South Korea • Delivery • Retail & Commercial Robotics • Est. 2017 • Likely startup • Trust B • Hiring 11
Neubility is a South Korean robotics company that builds autonomous delivery and patrol robots called Neubie and runs them at 142 sites in cities, residential areas and industrial locations. It plans a hybrid humanoid robot, Billi, for 2026 and hires computer vision, navigation and embedded hardware engineers. The company is headquartered in Seoul, South Korea.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 1 month ago Fading · 26%

[Platform] Backend Engineer (5년 이상)

Senior • 5+ years exp • In office (Seoul, South Korea) • Full-Time • Senior • Korean: C1
Python
Python
Django
Celery
Django REST Framework
Databases
PostGIS
RabbitMQ
Apache Kafka
PostgreSQL
AI/ML
Physical AI
DevOps
WebRTC
Amazon EC2
Amazon ECS
GitHub Actions
Git
Linux
CI/CD
AWS
+9
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Shoplive

shoplive.cloud
shoplive.cloud • HQ: Singapore • Social Commerce • Trust B • Hiring 9
HQ: Singapore • Social Commerce • Trust B • Hiring 9
Shoplive is a B2B SaaS video commerce platform that adds live shopping, short-form video, AI video and targeted ads to brands' own online stores and apps through an SDK. It serves about 200 companies in some 20 countries, including Musinsa, 29CM, Samsung, LG, IKEA, eBay and QVC Japan, and hires software engineers, product designers, customer success managers and AI content marketers for its team in Seoul, South Korea. The company has its registered office in Singapore.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 1 month ago Long shot · 17%

Software Engineer (Backend) - 3년 이상

Middle • 3+ years exp • In office (Seoul, South Korea) • Full-Time • Middle • Korean: C1
Java
Java
Netty
Vert.x
DevOps
WebRTC
Docker Swarm
Unix
GitHub
Kubernetes
AWS
Docker
+2
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Open 406 daysVerified live · 3 hours ago 1 year ago Long shot · 9%

Software Engineer (Backend) - 10년 이상

≈ $107k – $229k per year (Estimated) • Staff+ • 10+ years exp • In office (Seoul, South Korea) • Full-Time • Staff • Korean: C1
Java
Java
Netty
Vert.x
DevOps
WebRTC
Unix
GitHub
Docker
Kubernetes
AWS
+1
Apply

LINE MAN Wongnai

lmwn.com
lmwn.com • HQ: Bangkok, Thailand • POS Systems • Marketplaces • Delivery • 201-500 employees • Est. 2016 • Trust B • Hiring 53
HQ: Bangkok, Thailand • POS Systems • Marketplaces • Delivery • 201-500 employees • Est. 2016 • Trust B • Hiring 53
LINE MAN Wongnai is Thailand's leading local services and delivery platform, formed by merging LINE MAN with the restaurant review site Wongnai. It covers food delivery, messenger errands, ride hailing and merchant point of sale software. The company is one of the largest Thai technology businesses by transaction volume.
No named decision-maker yet.
No careers mailbox known
Verified live · 4 hours ago 1 month ago Fading · 25%

[LINE Pay] Backend Software Engineer (Java) - Korea Based

Middle • 4+ years exp • Seoul • Remote (South Korea) • Full-Time • Middle • English: B2
Java
SQL
Java
Spring Framework
Databases
HBase
ElasticSearch
Redis
DevOps
Rest API
Apply
Machines can read this selection · checked 19:58 UTC
Backend Developer Jobs in Seoul
Frequently asked questions
How many Backend Developer jobs in Seoul are available on Alion?
There are currently 103 active listings from 41 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Seoul pay?
The average salary is around $161,682 per year based on the current listings.
Are remote options available for Backend Developer jobs in Seoul?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in Seoul?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.