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 $164,791/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Seoul
AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

Neural Concept

neuralconcept.com
Meeting the challenges faced by today's engineering organizations requires making computer-based intelligence the central paradigm of design processes. Neural Concept's software exploits the power of deep learning to assist leading engineering tea...
neuralconcept.com • Munich • Lausanne • Tokyo • Seoul • Bengaluru • Virtual Events • E-learning • Artificial Intelligence • Est. 2018
Munich • Lausanne • Tokyo • Seoul • Bengaluru • Virtual Events • E-learning • Artificial Intelligence • Est. 2018
Verified live · 1 day ago 1 month ago

Forward Deployed Engineer - Korea

Remote/Hybrid (Seoul, South Korea) • Master's Degree • Full-Time • Korean: C1 • English: C1
Python
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Gauss Labs

gausslabs.ai
Gauss Labs is an industrial artificial intelligence company founded in 2020 by SK hynix to apply machine learning to semiconductor manufacturing. Its products improve metrology, defect detection and yield analysis inside fabrication plants. The company operates research teams in Korea and the United States.
gausslabs.ai • HQ: Seoul, South Korea • Chemical Engineering • Machine Learning • Artificial Intelligence • Est. 2020
HQ: Seoul, South Korea • Chemical Engineering • Machine Learning • Artificial Intelligence • Est. 2020
Verified live · 1 day ago 1 month ago

Senior Forward Deployed Operations Engineer (KR)

Senior • 10+ years expRemote/Hybrid (Seoul, South Korea) • Full-Time • Senior • Korean: C1 • English: C1
Python
Databases
OpenSearch
DevOps
Grafana
Kubernetes
Prometheus
Management
Jira
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Match Group

mtch.com
Match Group is an American technology and social media company headquartered in Dallas, Texas, founded in 2009 as a corporate entity for its various dating platforms. The company owns and operates the world's largest portfolio of online dating services, including prominent brands such as Tinder, Match.com, Hinge, Meetic, OkCupid, and PlentyOfFish. It provides these digital platforms in over 40 languages to a global user base and maintains a significant presence in the international technology market as a publicly traded corporation on the NASDAQ.
mtch.com • HQ: Dallas, United States • Recommendation Systems • Artificial Intelligence • Mobile App Development • Software • Online Communication • Internet Services • Lifestyle • Dating & Relationships • Est. 2009
HQ: Dallas, United States • Recommendation Systems • Artificial Intelligence • Mobile App Development • Software • Online Communication • Internet Services • Lifestyle • Dating & Relationships • Est. 2009
Senior • 5+ years expRemote/Hybrid (Seoul, South Korea) • Visa sponsorship • Bachelor's Degree • Internship • Senior
Java
Kotlin
Databases
Apache Kafka
DynamoDB
Redis
ElasticSearch
AI/ML
Flink
DevOps
AWS
Azure
GCP
Kubernetes
WebRTC
WebSockets
Analytics
A/B Testing
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Senior • 5+ years expRemote/Hybrid (Seoul, South Korea) • Bachelor's Degree • Full-Time • Senior
Java
Kotlin
Databases
Apache Kafka
DynamoDB
Redis
ElasticSearch
AI/ML
Flink
DevOps
AWS
Azure
GCP
Kubernetes
WebRTC
WebSockets
Analytics
A/B Testing
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Marq Vision Korea Inc.

marqvision.com
MarqVision is a technology company that offers brand protection and intellectual property enforcement services using artificial intelligence. It provides a platform that helps rights holders monitor online channels and take action against counterfeits and unauthorized use of their brands.
marqvision.com • Nice • Tokyo • Seoul • San Francisco • London • Pharmaceuticals • Commerce • Cybersecurity • Fraud Detection • Artificial Intelligence
Nice • Tokyo • Seoul • San Francisco • London • Pharmaceuticals • Commerce • Cybersecurity • Fraud Detection • Artificial Intelligence
Open 410 daysVerified live · 9 min ago 1 year ago

Software Engineer, Backend

In office (Seoul, South Korea) • Full-Time
Kotlin
Python
Kotlin
Exposed
Ktor
Databases
ElasticSearch
OpenSearch
PostgreSQL
Redis
AI/ML
ChatGPT
Gemini
Grok
LLM
DevOps
AWS
gRPC
GitHub
Marketing
Salesforce
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NVIDIA

nvidia.com
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.
nvidia.com • HQ: Santa Clara, United States • AI Infrastructure • Semiconductors • AI Agents • Big Data • LLM & Generative AI • Machine Learning • Hardware • Data & Analytics • Information Technology • Artificial Intelligence • 5000+ employees • Est. 1993
HQ: Santa Clara, United States • AI Infrastructure • Semiconductors • AI Agents • Big Data • LLM & Generative AI • Machine Learning • Hardware • Data & Analytics • Information Technology • Artificial Intelligence • 5000+ employees • Est. 1993
Senior • 5+ years expIn office (Seoul, South Korea) • Bachelor's Degree • Full-Time • Senior
C++
Python
AI/ML
CUDA Toolkit
DevOps
RTOS
Robotics
Motion Planning
NVIDIA Drive
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Sourcegraph

sourcegraph.com
Founded in 2013, Sourcegraph is an AI-powered code intelligence platform designed to help software engineers search, understand, and automate edits across massive codebases. The platform offers universal code search and an AI coding assistant named Cody, enabling developers to navigate complex repositories, speed up context gathering, and fix issues faster. By integrating directly into existing developer workflows and hosting environments, the company helps large engineering teams scale productivity and maintain code quality.
sourcegraph.com • Media & Entertainment • Books • Artificial Intelligence • Code Intelligence • Est. 2013
Media & Entertainment • Books • Artificial Intelligence • Code Intelligence • Est. 2013
Verified live · 1 day ago 1 month ago

Software Engineer/Tech Lead - Code Plane [IC5]

$114k – $256k per year (Estimated) • Lead • 8+ years exp • Remote • Internship • Staff
JavaScript
Go
TypeScript
Databases
PostgreSQL
AI/ML
AI Agents
Claude
Claude Code
Cursor
Model Context Protocol
Frontend
Svelte
GraphQL
SvelteKit
DevOps
Docker
Kubernetes
QA
Rest-Assured
Apply
Verified live · 1 day ago 1 month ago

Software Engineer - Platform [IC3]

Remote
Model Context Protocol
DevOps
AWS
Azure
CDKTF
GCP
Kubernetes
SLI/SLO/SLA
Terraform
gRPC
QA
Rest-Assured
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Alpaca

alpaca.markets
Alpaca is a developer-first financial infrastructure, clearing, and brokerage API enterprise headquartered in San Mateo, California. Founded in 2015 by Yoshi Yokokawa and Hitoshi Harada, the company has raised over $320 million in venture funding - including a $150 million Series D at a $1.15 billion valuation led by Drive Capital, alongside Citadel Securities, Portage, and Horizons Ventures.
alpaca.markets • HQ: San Mateo, United States • Cybersecurity • Blockchain & Crypto • Financial Services • FinTech • Capital Markets • Est. 2015
HQ: San Mateo, United States • Cybersecurity • Blockchain & Crypto • Financial Services • FinTech • Capital Markets • Est. 2015
Verified live · 2 hours ago 1 month ago

Staff Software Engineer - New Markets Japan (JLPT N1 Fluent)

Equity • Staff+ • Remote (APAC) • Staff • Japanese: C1
C#
C++
Go
Java
Kotlin
Rust
Scala
DevOps
gRPC
Management
Slack
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Verified live · 2 hours ago 3 months ago

Senior Software Engineer - New Markets Japan (JLPT N1 Fluent)

Equity • Senior • Remote (APAC) • Senior • Japanese: C1
C#
C++
Go
Java
Kotlin
Rust
Scala
DevOps
gRPC
Management
Slack
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Normal Computing

normalcomputing.com
Normal Computing is an artificial intelligence and semiconductor technology company headquartered in New York City, New York, and founded in 2022. The firm develops a full-stack platform including AI-native Electronic Design Automation software and thermodynamic Application-Specific Integrated Circuits designed to optimize AI inference and long-context reasoning. Backed by investors such as Samsung Catalyst, the company partners with major semiconductor manufacturers to deploy its co-design solutions for complex system-on-chip verification and hardware acceleration.
normalcomputing.com • HQ: New York, United States • Machine Learning • LLM & Generative AI • EDA • Software • Semiconductors • AI Infrastructure • Hardware • Artificial Intelligence • Est. 2022
HQ: New York, United States • Machine Learning • LLM & Generative AI • EDA • Software • Semiconductors • AI Infrastructure • Hardware • Artificial Intelligence • Est. 2022
Verified live · 1 day ago 1 month ago

Forward Deployed Engineer, Korea

$85k – $173k per year • In office (Seoul, South Korea) • Full-Time • Korean: C1
Python
SystemVerilog
AI/ML
Fine-tuning
Prompt Engineering
RAG
AI Agents
Post-training
Chips/EDA
UVM
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Defuse Labs

defuse.org
Defuse Labs develops NEAR Intents to enable seamless cross-chain interactions in an automated world — connecting AI, services, and financial applications.
defuse.org • Artificial Intelligence • Web3 & dApps • Blockchain & Crypto
Artificial Intelligence • Web3 & dApps • Blockchain & Crypto
Open 130 daysVerified live · 8 hours ago 4 months ago

Senior Software Engineer

$94k – $229k per year (Estimated) • Senior • Remote • Senior
Node JS
Rust
TypeScript
JavaScript
DevOps
GCP
Grafana
Kubernetes
Prometheus
Web3
NEAR
Smart Contracts
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Open 153 daysVerified live · 8 hours ago 5 months ago

Senior Software Engineer (Solvers)

$92k – $223k per year (Estimated) • Senior • 7+ years exp • Remote • Senior
JavaScript
TypeScript
C++
Rust
Web3
NEAR
Smart Contracts
MEV
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Zapier

zapier.com
Build and scale AI workflows and agents across 9,000+ apps with Zapier—the most connected AI orchestration platform. Trusted by 3 million+ businesses.
zapier.com • Artificial Intelligence • Data Integration • Business Process Automation (BPA) • Est. 2011
Artificial Intelligence • Data Integration • Business Process Automation (BPA) • Est. 2011
Verified live · 1 day ago 2 months ago

Staff Backend Engineer, Revenue

Staff+ • 8+ years exp • Remote (AMER, EMEA, APAC) • Full-Time • Staff
ChatGPT
Claude
Management
Zapier
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Airwallex

airwallex.com
Airwallex is a global financial technology company that provides cross-border payment, treasury, and banking infrastructure for businesses. Founded in Melbourne in 2015, the platform offers multi-currency business accounts, foreign exchange, payment acceptance, corporate cards, and expense management tools. It helps companies optimize international transactions and scale globally by bypassing traditional, costly banking intermediaries.
airwallex.com • HQ: Singapore • Financial Services • FinTech • Payments • 1001-5000 employees
HQ: Singapore • Financial Services • FinTech • Payments • 1001-5000 employees
Verified live · 7 min ago 2 months ago

Staff Software Engineer, GTPN Platform

Staff+ • 7+ years expIn office (Seoul, South Korea) • Full-Time • Staff
Salesforce
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Seoul Robotics

seoulrobotics.org
Seoul Robotics is a company founded in 2017 that builds three dimensional perception software for lidar sensors. Its Level 5 Control Tower moves vehicles autonomously by placing sensors in the infrastructure rather than in the cars themselves. The system is used by automakers to move vehicles automatically inside factories and logistics yards.
seoulrobotics.org • HQ: Seoul, South Korea • Artificial Intelligence • Autonomous Driving • Est. 2017
HQ: Seoul, South Korea • Artificial Intelligence • Autonomous Driving • Est. 2017
Verified live · 1 day ago 2 months ago

Mid/Senior Software Engineer - System Software

Senior • 4+ years expRemote/Hybrid (Seoul, South Korea) • Bachelor's Degree • Internship • Senior • English: B2
C++
DevOps
CI/CD
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OpenAI

openai.com
OpenAI is an American artificial intelligence research and deployment company founded in 2015 with the mission of ensuring that artificial general intelligence benefits all of humanity. It develops the GPT family of large language models and turns them into consumer and developer products, including the ChatGPT assistant, the Sora video model, the Codex coding agent and a commercial API used by millions of developers. Structured as a public benefit corporation controlled by a non-profit foundation, the company is backed by Microsoft and SoftBank and operates from San Francisco.
openai.com • HQ: San Francisco, United States • Multimodal AI • AI Agents • Artificial Intelligence • Machine Learning • LLM & Generative AI • 1001-5000 employees • Est. 2015
HQ: San Francisco, United States • Multimodal AI • AI Agents • Artificial Intelligence • Machine Learning • LLM & Generative AI • 1001-5000 employees • Est. 2015
Verified live · 29 min ago 2 months ago

Forward Deployed Engineer - Seoul

Senior • 5+ years expRemote/Hybrid (Seoul, South Korea) • Relocation • Full-Time • Senior
JavaScript
Python
AI/ML
OpenAI
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Delight

delight.ai
Delight.ai builds a living understanding of every customer—who they are, what they love, and what they need next.
delight.ai • San Mateo • Seoul • Conversational AI • Artificial Intelligence • AI Agents
San Mateo • Seoul • Conversational AI • Artificial Intelligence • AI Agents
Open 209 daysVerified live · 1 day ago 6 months ago

Software Engineer, AI Agent

Middle • 3+ years expRemote/Hybrid (Seoul, South Korea) • Internship • Middle • English: C1
Python
AI/ML
AI Agents
Claude
Claude Code
LangChain
LangGraph
LLM
Prompt Engineering
RAG
Function Calling
OpenAI Codex
DevOps
AWS
GCP
Vector
Analytics
A/B Testing
Apply
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Shield AI

shield.ai
Shield AI is an American defence technology company founded in 2015 that builds autonomy software and uncrewed aircraft for military missions. Its Hivemind autonomy stack lets aircraft fly, navigate and complete objectives without GPS, a remote pilot or a communications link, which matters in contested environments where those links are jammed. Headquartered in San Diego, California, the company fields the V-BAT vertical take-off aircraft with United States and allied forces, licenses Hivemind to other manufacturers and is developing the X-BAT jet for high-end missions.
shield.ai • HQ: San Diego, United States • Space & Aerospace • Drones & UAVs • Defense AI • Military Drones • Military • Artificial Intelligence • 1001-5000 employees • Est. 2015
HQ: San Diego, United States • Space & Aerospace • Drones & UAVs • Defense AI • Military Drones • Military • Artificial Intelligence • 1001-5000 employees • Est. 2015
Verified live · 11 hours ago 3 months ago

Staff Engineer, Software Autonomy Applications (R4987)

Staff+ • 7+ years expIn office (Seoul, South Korea) • Bachelor's Degree • Internship • Staff
C++
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Udacity

udacity.com
Udacity is an online education company headquartered in Emeryville, California, and founded in 2011 by Sebastian Thrun, David Stavens, and Mike Sokolsky after a free Stanford artificial intelligence course. The company sells Nanodegree programs in areas such as programming, data science, artificial intelligence, cloud computing, and autonomous systems, built together with industry partners. It shifted toward enterprise and government reskilling contracts and was acquired by Accenture in 2024.
udacity.com • HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
$149k – $280k per year (Estimated) • Staff+ • 5+ years exp • Remote (MENA, APAC, Europe, United States, Canada) • Visa sponsorship • Contractor • Architect • English: C1
Pytest
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Supabase

supabase.io
Supabase is an open-source backend-as-a-service company headquartered in San Francisco, California, and founded in 2020. The company provides a suite of development tools built on top of PostgreSQL, including database management, user authentication, edge functions, real-time data synchronization, and vector storage for machine learning applications. Operating as a remote-first organization, it serves a global community of developers and enterprises by offering a scalable alternative to proprietary cloud platforms through its integrated suite of open-source technologies.
supabase.io • HQ: San Francisco, United States • Machine Learning • Artificial Intelligence • Cloud Computing • Mobile App Development • Software • Web Development • Information Technology • Database Management • 201-500 employees • Est. 2020
HQ: San Francisco, United States • Machine Learning • Artificial Intelligence • Cloud Computing • Mobile App Development • Software • Web Development • Information Technology • Database Management • 201-500 employees • Est. 2020
Verified live · 1 day ago 4 months ago

Software Engineer - Auth

$69k – $194k per year (Estimated) • Equity • Middle • 4+ years exp • Remote • Full-Time • Middle
Go
TypeScript
Python
PHP
JavaScript
Ruby
Ruby
Ruby on Rails
Python
Django
PHP
Laravel
Databases
MySQL
PostgreSQL
Supabase
Frontend
Next.js
React.js
DevOps
Vector
GitHub
AWS
Grafana
Kubernetes
OpenTelemetry
Prometheus
Apply
Verified live · 1 day ago 6 months ago

Postgres Engineer

Equity • Remote • Full-Time
Rust
Databases
PostgreSQL
Supabase
Apply
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Fieldguide

fieldguide.io
Fieldguide is an AI-powered automation platform designed specifically for risk, compliance, and audit advisory firms. Founded in 2020 and headquartered in San Francisco, the company provides cloud software that streamlines engagement workflows for cybersecurity and compliance frameworks like SOC 2, ISO 27001, and NIST. By automating data collection, testing, and report drafting, Fieldguide enables accounting and risk advisory professionals to deliver higher-quality audit services in less time.
fieldguide.io • HQ: San Francisco, United States • Artificial Intelligence • Financial Services • Audit • Est. 2020
HQ: San Francisco, United States • Artificial Intelligence • Financial Services • Audit • Est. 2020
Open 152 daysVerified live · 1 day ago 5 months ago

Software Engineer - All Levels (Korea)

$82k – $153k per year • Equity • Remote/Hybrid (Seoul, South Korea) • Full-Time
JavaScript
Node JS
Python
TypeScript
Databases
PostgreSQL
Frontend
GraphQL
React.js
DevOps
AWS
CI/CD
Apply
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Lilt

lilt.com
Streamline global translation with AI. Connect systems, reduce costs, and secure multilingual content with enterprise-grade workflows.
lilt.com • HQ: San Francisco, United States • Design & Creative • AI Agents • Artificial Intelligence • Est. 2015
HQ: San Francisco, United States • Design & Creative • AI Agents • Artificial Intelligence • Est. 2015
Open 188 daysVerified live · 11 hours ago 6 months ago

AI Benchmark Engineer | Native Language Specialist - Korean - Remote

Senior • 5+ years exp • Remote (South Korea) • Contractor • Senior • English: C1
Python
AI/ML
LLM
Edge AI
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OpenProject.org

openproject.org
Achieve great things together We empower project teams to achieve great things together for the good of society. OpenProject is targeted at organizations that want to positively impact the world.
openproject.org • Financial Services • Software • Project Management
Financial Services • Software • Project Management
Open 206 daysVerified live · 11 hours ago 6 months ago

Senior Ruby on Rails Developer

$89k – $217k per year (Estimated) • Senior • Remote • PhD • Full-Time • Senior • German • English
JavaScript
Ruby
TypeScript
Ruby
Ruby on Rails
Stimulus
Frontend
Angular
React.js
DevOps
CI/CD
GitHub
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Backend Developer Jobs in Seoul
Frequently asked questions
How many Backend Developer jobs in Seoul are available on Alion?
There are currently 41 active listings from 21 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Seoul pay?
The average salary is around $164,791 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.