Backend Developer Jobs in Japan

Backend Developer jobs in Japan hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $72,945/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

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1,361 remote jobs are open to candidates in Japan.Show remote jobs

WWWave Corporation

wwwave.jp
wwwave.jp · HQ: Tokyo, Japan · Digital Media · Publishing · Hiring 3
HQ: Tokyo, Japan · Digital Media · Publishing · Hiring 3
WWWave Corporation is a Japanese digital entertainment company built around digital comic publishing. It also invests in anime IP, media mix projects and domestic and overseas platform distribution, and develops its own services with Ruby on Rails. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Open 100 daysVerified live · 1 hour ago 4 months ago Long shot · 7%

【エンジニア】自社サービス開発・運用

In office (Tokyo, Japan) · Full-Time
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
AI/ML
Claude Code
Frontend
Vue.js
Nuxt.js
Next.js
React.js
DevOps
Docker
AWS
+3
Apply

Netnative

net-native.net
net-native.net · HQ: Tokyo, Japan · Creator & Fan Platforms · Digital Media · Trust B · Hiring 4
HQ: Tokyo, Japan · Creator & Fan Platforms · Digital Media · Trust B · Hiring 4
Netnative is a Japanese internet media company that operates the entertainment and lifestyle news site Modelpress and the women's travel site Joshitabi Press. It also runs Mi-glamu, a subscription fan club service, and provides web production and content editing. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
Tokyo · Remote (Japan) · Full-Time
PHP
TypeScript
JavaScript
PHP
Laravel
PHPUnit
Databases
Amazon Aurora
Redis
MySQL
AI/ML
OpenAI Codex
Claude Code
Frontend
Next.js
React.js
DevOps
AWS Lambda
Amazon EC2
Git
Docker
AWS
+9
Apply

KENCOPA

kencopa.com
kencopa.com · HQ: Tokyo, Japan · AI Agents · Construction Management Software · Est. 2024 · Trust B · Hiring 6
HQ: Tokyo, Japan · AI Agents · Construction Management Software · Est. 2024 · Trust B · Hiring 6
KENCOPA is a Japanese startup that develops AI agents and digital transformation solutions for the construction industry. Its agents understand natural language instructions and autonomously handle paperwork-heavy construction management, helping offset the retirement of skilled engineers and the ageing of Japan's infrastructure. The company was founded in 2024 and is headquartered in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
Open 102 daysVerified live · 15 min ago 4 months ago Long shot · 7%

フルスタックエンジニア

$44k – $64k per year · In office (Tokyo, Japan) · Full-Time
TypeScript
Python
Node JS
JavaScript
Python
FastAPI
Node JS
Prisma
Databases
DynamoDB
PostgreSQL
AI/ML
LangGraph
Langfuse
Devin
Cursor
LangChain
Claude Code
Copilot
LLM
Frontend
Tailwind CSS
Next.js
shadcn/ui
React Hook Form
Radix UI
React.js
DevOps
CloudFormation
Datadog
AWS Lambda
Amazon CloudWatch
GitHub Actions
GitHub
Terraform
Docker
CI/CD
AWS
Design
Figma
Management
Obsidian
QA
Vitest
+27
Apply
Open 106 daysVerified live · 15 min ago 4 months ago Long shot · 7%

(業務委託)フルスタックエンジニア

In office (Tokyo, Japan) · Freelance
Devin
Copilot
Apply

SEGA XD

segaxd.co.jp
segaxd.co.jp · HQ: Tokyo, Japan · IT Consulting & Digital Transformation · Trust B · Hiring 8
HQ: Tokyo, Japan · IT Consulting & Digital Transformation · Trust B · Hiring 8
SEGA XD is a digital solutions company that helps clients launch new businesses and develop products, with a focus on gamification and digital media. It runs the electronic manga service MANGA DRIVE and hires producers, product managers, service designers, iOS and Android engineers and server-side engineers. The company is based in Japan.
No named decision-maker yet.
No careers mailbox known
Open 103 daysVerified live · 20 min ago 4 months ago Long shot · 7%

【キャリア採用/ゲーミフィケーション領域】サーバーサイドエンジニア

In office (Tokyo, Japan) · Full-Time
PHP
JavaScript
Databases
MySQL
DevOps
Windows
GCP
Linux
AWS
CI/CD
Apply

RevComm

revcomm.com
revcomm.com · HQ: Tokyo, Japan · Unified Communications · Marketing & Sales AI · Speech & Audio AI · 201-500 employees · Startup · Trust A · Hiring 32, 1 new
HQ: Tokyo, Japan · Unified Communications · Marketing & Sales AI · Speech & Audio AI · 201-500 employees · Startup · Trust A · Hiring 32, 1 new
RevComm is a Japanese technology company that specializes in AI-powered communication platforms, best known for its flagship voice analytics software, MiiTel. The platform utilizes artificial intelligence to analyze, transcribe, and visualize phone calls and online meetings to boost sales performance and customer support efficiency. By optimizing corporate communication and providing actionable insights, the company helps businesses increase conversion rates and improve remote team productivity.
No named decision-maker yet.
No careers mailbox known
Verified live · 4 hours ago 4 months ago Likely open · 60%

ソフトウェアエンジニア(AI機能開発領域)

$38k – $76k per year · In office (Tokyo, Japan) · Full-Time
Python
Python
Django
Databases
DynamoDB
OpenSearch
Amazon Aurora
PostgreSQL
AI/ML
AWS Bedrock
AWS Strands Agents
Devin
Cursor
Claude Code
Copilot
LLM
AI Agents
DevOps
AWS Fargate
AWS Lambda
AWS Step Functions
GitHub
Docker
AWS
+12
Apply
Verified live · 4 hours ago 1 year ago Long shot · 16%

ソフトウェアエンジニア(バックエンド)

$38k – $76k per year · In office (Tokyo, Japan) · Full-Time
Rust
Python
Python
Django
Databases
DynamoDB
Amazon Aurora
PostgreSQL
DevOps
AWS Fargate
AWS Lambda
GitHub
Docker
AWS
+3
Apply
Verified live · 4 hours ago 1 year ago Long shot · 13%

ソフトウェアエンジニア(テナント管理・課金基盤領域)

$32k – $76k per year · In office (Tokyo, Japan) · Full-Time
Python
Python
Django
Databases
DynamoDB
Amazon Aurora
PostgreSQL
DevOps
AWS Fargate
AWS Lambda
GitHub
Terraform
Rest API
Docker
AWS
+4
Apply

Jicoo

jicoo.com
jicoo.com · Tokyo · Scheduling & Booking Software · Hiring 1
Tokyo · Scheduling & Booking Software · Hiring 1
Jicoo is a free AI scheduling tool that automates business scheduling for sales, recruiting, and many other use cases.
No named decision-maker yet.
No careers mailbox known
Open 103 daysVerified live · 4 hours ago 4 months ago Long shot · 7%

Webエンジニア

In office (Tokyo, Japan)
Swift
Node JS
TypeScript
SQL
JavaScript
Node JS
Electron
Databases
Redis
MySQL
AI/ML
Gemini
Frontend
Next.js
Storybook
Emotion
React.js
Mobile
Firebase
Fastlane
DevOps
Google Cloud Run
GitHub Actions
GitHub
Docker
GCP
Design
Figma
Management
Linear
+14
Apply
Report

IFS

ifs.com
ifs.com · HQ: Linköping, Sweden · Manufacturing & Industrial Software · Field Service Management Software · ERP & Business Management Software · 5000+ employees · Est. 1983 · Trust B · Hiring 224, 16 new
HQ: Linköping, Sweden · Manufacturing & Industrial Software · Field Service Management Software · ERP & Business Management Software · 5000+ employees · Est. 1983 · Trust B · Hiring 224, 16 new
IFS is a Swedish enterprise software company founded in Linkoping in 1983 that sells applications for organisations whose value depends on physical assets and field work rather than office processes. Its Cloud product combines enterprise resource planning, asset management and field service management in one model, which suits aerospace and defence, energy and utilities, manufacturing, construction and telecommunications customers who plan maintenance, parts and technicians together. Headquartered in Linkoping and majority owned by the private equity firms EQT and Hg, it has pushed hard into industrial artificial intelligence.
Matthias Heiden · Chief Financial Officer · decision-maker
Mark Moffat · Chief Executive Officer · decision-maker
Careers mailbox is known
Verified live · 2 hours ago 4 months ago Long shot · 8%

Software Engineer

In office (Tokyo, Japan) · Bachelor's Degree · Full-Time · Junior · English
Apply

FCC Techno

fcctech.jp
fcctech.jp · HQ: Osaka, Japan · Custom Software Development · IT Consulting & Digital Transformation · Trust B · Hiring 5
HQ: Osaka, Japan · Custom Software Development · IT Consulting & Digital Transformation · Trust B · Hiring 5
FCC Techno is a Japanese IT company with roots in Fukuoka that brings together digital technology professionals for consulting and system development. It offers digital transformation consulting and builds and improves business systems for clients, hiring system engineers, project leads and new graduates for roles that include Tokyo projects. The company is headquartered in Osaka, Japan.
No named decision-maker yet.
No careers mailbox known
Open 103 daysVerified live · 4 hours ago 4 months ago Long shot · 7%

【正社員】システムエンジニア(業務システム開発)

$27k – $35k per year · In office (Fukuoka, Japan) · Full-Time
C#
TypeScript
JavaScript
SQL
Python
Databases
MySQL
PostgreSQL
AI/ML
Claude
DevOps
GitHub
AWS
+2
Apply
Open 140 daysVerified live · 4 hours ago 5 months ago Long shot · 5%

【正社員】システムエンジニア(業務システム/上流工程・クライアント支援)

$32k – $44k per year · In office (Fukuoka, Japan) · Full-Time
C#
TypeScript
JavaScript
SQL
Python
Databases
MySQL
PostgreSQL
AI/ML
Claude
DevOps
GitHub
AWS
+2
Apply
Open 140 daysVerified live · 4 hours ago 5 months ago Long shot · 5%

【正社員】システムエンジニア(PM・PL)

$38k – $57k per year · In office (Fukuoka, Japan) · Full-Time
C#
TypeScript
JavaScript
SQL
Python
Databases
MySQL
PostgreSQL
AI/ML
Claude
DevOps
GitHub
AWS
+2
Apply

SYS

sys.ne.jp
sys.ne.jp · Tokyo · Custom Software Development · Scheduling & Booking Software · Hiring 4
Tokyo · Custom Software Development · Scheduling & Booking Software · Hiring 4
SYS is a Japanese software company that develops OPTIMA, a SaaS booking system that helps hotels and ryokan maximise direct reservations instead of relying on online travel agencies. OPTIMA combines lodging, experience and dining bookings with marketing support and is used by about 2,500 properties, and the company hires engineering managers, project managers and customer success staff. The company is based in Japan.
No named decision-maker yet.
No careers mailbox known
Open 104 daysTop 25% pay 4 months ago Long shot · 7%

1-3.【システム部】システムエンジニア

$419k – $496k per year · In office (Tokyo, Japan) · Full-Time
PHP
PHP
Laravel
Livewire
Databases
Amazon Aurora
Redis
MySQL
AI/ML
Gemini
Claude
DevOps
Zabbix
Fluentd
Amazon EC2
Amazon CloudWatch
Amazon S3
GitHub
Linux
AWS
Cybersecurity
AWS WAF
+9
Apply

primeNumber

primenumber.com
primenumber.com · HQ: Tokyo, Japan · Data Engineering & Migration Services · Startup · Trust D · Hiring 15
HQ: Tokyo, Japan · Data Engineering & Migration Services · Startup · Trust D · Hiring 15
primeNumber is a Japanese data technology company whose vision is turning all kinds of data into business value, helping companies use data and AI. It has supported more than 2,500 companies and hires forward deployed engineers, full-stack technology architects, data scientists, data engineers and data analysts for its data solution business. The company is based in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
Likely inactiveVerified live · 19 min ago 4 months ago Long shot · 5%

シニアソフトウェアエンジニア(TROCCO)

In office (Tokyo, Japan) · Full-Time
Ruby
TypeScript
Java
Databases
Google BigQuery
AI/ML
Gemini
Claude Code
Claude
Copilot
DevOps
New Relic
CircleCI
Kustomize
Amazon EKS
Amazon ECS
Amazon CloudWatch
GitHub Actions
GitHub
Terraform
CI/CD
AWS
Kubernetes
Cybersecurity
Okta
Management
Miro
Confluence
+15
Apply
$763k – $1.1M per year · In office (Tokyo, Japan) · Full-Time
Google BigQuery
Amazon Redshift
Snowflake
Databricks
AI/ML
Streamlit
Claude Code
DevOps
GitHub
GCP
Azure
AWS
Analytics
Looker
Tableau
Power BI
Management
Confluence
+6
Apply
Likely inactiveVerified live · 19 min ago 7 months ago Long shot · 3%

スタッフエンジニア(TROCCO / COMETA)

In office (Tokyo, Japan) · Full-Time
Ruby
TypeScript
Java
Ruby
Ruby on Rails
AI/ML
Gemini
Claude Code
Copilot
DevOps
New Relic
CircleCI
Kustomize
Amazon EKS
Amazon ECS
Amazon CloudWatch
GitHub Actions
GitHub
Terraform
CI/CD
AWS
Kubernetes
Management
Miro
Confluence
+13
Apply

Kids Public

kids-public.co.jp
kids-public.co.jp · HQ: Tokyo, Japan · Pediatric Care · Primary Care & Medical Centers · Startup · Trust B · Hiring 5
HQ: Tokyo, Japan · Pediatric Care · Primary Care & Medical Centers · Startup · Trust B · Hiring 5
Kids Public is a Japanese healthcare company whose mission is to protect and improve health from pregnancy through childhood. It runs remote medical consultation services such as Pediatrics Online and Obstetrics Online for municipalities and companies, and it hires product engineers, product managers, test engineers, IT and customer success staff. The company is based in Japan.
No named decision-maker yet.
No careers mailbox known
Open 105 daysVerified live · 2 hours ago 4 months ago Long shot · 7%

リードプロダクトエンジニア

In office (Tokyo, Japan) · Full-Time
SQL
Ruby
JavaScript
Ruby
Ruby on Rails
Databases
Redis
AI/ML
Copilot
LLM
Frontend
Vue.js
DevOps
CircleCI
Datadog
Google GKE
GitHub Actions
GitHub
GCP
CI/CD
Kubernetes
+8
Apply

Logizard

logizard.co.jp
logizard.co.jp · HQ: Tokyo, Japan · Warehousing · Supply Chain & Logistics Software · Hiring 2
HQ: Tokyo, Japan · Warehousing · Supply Chain & Logistics Software · Hiring 2
Logizard is a Japanese software company providing cloud-based inventory and warehouse management systems for e-commerce and retail logistics. Its main product, the cloud WMS Logizard ZERO, is used at more than 1,800 logistics sites, and the company also runs logistics and e-commerce seminars. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Open 106 daysVerified live · 2 hours ago 4 months ago Long shot · 7%

【東京】導入エンジニア(自社SaaS/ポテンシャル採用)

$29k – $38k per year · In office (Tokyo, Japan) · Full-Time
SQL
Apply

TicketMe

ticketme.co.jp
ticketme.co.jp · HQ: Tokyo, Japan · Asset Tokenization · Ticketing · Likely startup · Trust B · Hiring 3
HQ: Tokyo, Japan · Asset Tokenization · Ticketing · Likely startup · Trust B · Hiring 3
TicketMe is a Japanese company that runs an NFT-based ticketing platform with features such as authentication, official resale and soulbound tokens. Its engineers work across Next.js, Node.js, Azure and Solidity, and it hires product engineers, partner success staff and corporate and BizOps engineers. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Open 109 daysVerified live · 4 hours ago 4 months ago Long shot · 7%

プロダクトエンジニア

$38k – $53k per year · In office (Japan) · Full-Time
Node JS
JavaScript
Frontend
Next.js
React.js
DevOps
Azure
Apply

Mayflower

mayflower.studio
mayflower.studio · HQ: Tokyo, Japan · Est. 2023 · Hiring 1
HQ: Tokyo, Japan · Est. 2023 · Hiring 1
Mayflower is a Japanese entertainment content company that brings Japanese talent to global audiences through animation production and Roblox game development. Established in September 2023, it also builds AI tools for creators and launches new global entertainment businesses, and it is hiring software engineers for full-cycle Roblox game development. The company is headquartered in Nishi-Gotanda, Shinagawa, Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Open 109 daysVerified live · 4 hours ago 4 months ago Long shot · 7%

ソフトウェアエンジニア

In office (Tokyo, Japan) · Full-Time
Rust
Lua
TypeScript
Python
Lua
Luau
AI/ML
Gemini
Mastra
Claude
DevOps
Vercel
GitHub Actions
GitHub
Terraform
GCP
+5
Apply
Report

franky

franky.inc
franky.inc · HQ: Tokyo, Japan · Consumer & Utility Software · Speech & Audio AI · Est. 2016 · Hiring 7
HQ: Tokyo, Japan · Consumer & Utility Software · Speech & Audio AI · Est. 2016 · Hiring 7
franky is a Japanese lifestyle company that handles brands and services to deliver a rich life. Its product Mori transcribes and summarises everyday conversations through a wearable device and turns them into a one-page diary using speech-to-text and language model technology. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Open 109 daysVerified live · 4 hours ago 4 months ago Long shot · 7%

【Mori】Software Engineer, AI

In office (Tokyo, Japan) · Full-Time
OpenAI
Gemini
OpenRouter
Anthropic
OpenAI Codex
Cursor
Claude Code
RAG
DevOps
CloudFormation
Terraform
AWS
+3
Apply

OPENREC

openrec.co.jp
openrec.co.jp · HQ: Tokyo, Japan · Streaming & OTT Platforms · Creator & Fan Platforms · Likely startup · Trust B · Hiring 6
HQ: Tokyo, Japan · Streaming & OTT Platforms · Creator & Fan Platforms · Likely startup · Trust B · Hiring 6
OPENREC is a Japanese entertainment platform company that runs mellow-fan, formerly OPENREC.tv, a service connecting fans with creators. The platform offers fan communities, original shows, live events and merchandise, built on its own low-latency live streaming infrastructure supporting around 300,000 concurrent viewers. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
In office (Tokyo, Japan)
Amazon Redshift
Amazon Aurora
MySQL
AI/ML
Copilot
DevOps
GitHub
AWS
Apply
Open 667 daysVerified live · 1 hour ago 1 year ago Long shot · 4%

【OPENREC.tv】サーバーサイドエンジニア

In office (Tokyo, Japan)
Kotlin
Node JS
TypeScript
JavaScript
Databases
DynamoDB
Amazon Redshift
Amazon Aurora
MySQL
DevOps
GitHub
Terraform
AWS
+3
Apply

Prometech Software, Inc.

prometech.co.jp
prometech.co.jp · HQ: Tokyo, Japan · AI for Science · Simulation & Digital Twin Software · Startup · Trust B · Hiring 7
HQ: Tokyo, Japan · AI for Science · Simulation & Digital Twin Software · Startup · Trust B · Hiring 7
Prometech Software, Inc. was founded by experienced professionals and researchers at the University of Tokyo in 2004.
No named decision-maker yet.
No careers mailbox known
Open 110 daysVerified live · 12 min ago 4 months ago Long shot · 7%

デジタルツイン基盤・プロダクト開発/技術連携推進エンジニア【東京勤務】

In office (Tokyo, Japan) · Full-Time
Python
DevOps
HPC
Apply

Howmet Aerospace

howmet.com
howmet.com · HQ: Pittsburgh, United States · Automotive Components · Metals & Metallurgy · Aerospace Manufacturing · 1001-5000 employees · Est. 2020 · NYSE: HWM · Trust B · Hiring 555, 67 new
HQ: Pittsburgh, United States · Automotive Components · Metals & Metallurgy · Aerospace Manufacturing · 1001-5000 employees · Est. 2020 · NYSE: HWM · Trust B · Hiring 555, 67 new
Howmet Aerospace is an American manufacturer of engineered metal products for aerospace, defense and commercial transportation, headquartered in Pittsburgh, Pennsylvania. Listed on the NYSE, it reported 7.4 billion dollars of revenue in 2024 from jet engine components, aerospace fastening systems, titanium structural parts and forged wheels, with plants in the US, Mexico, Europe and Asia and Howmet Fastening Systems based in Torrance, California. Hiring covers casting and press operators, cell operators, quality inspectors, manufacturing and process engineers, maintenance and tooling staff, buyers and production supervisors.
No named decision-maker yet.
Careers mailbox is known
Verified live · 5 hours ago 4 months ago Long shot · 7%

New Product Engineer

In office (Nomi, Japan) · Japanese: C1
Apply

Recho

recho-ai.com
recho-ai.com · HQ: Tokyo, Japan · Call Center Services · Speech & Audio AI · AI Agents · 51-200 employees · Est. 2021 · Startup · Trust A · Hiring 17
HQ: Tokyo, Japan · Call Center Services · Speech & Audio AI · AI Agents · 51-200 employees · Est. 2021 · Startup · Trust A · Hiring 17
Recho is an AI company that provides voice AI agents for enterprises, with the mission of raising human productivity tenfold through generative AI. Its research team builds in-house speech synthesis and recognition models, and it hires product, platform, infrastructure and SRE engineers, corporate IT staff and enterprise sales. The company is based in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
Open 110 daysVerified live · 1 hour ago 4 months ago Long shot · 6%

プロダクトエンジニア(フルスタック/AI Agent開発)

$38k – $64k per year · In office (Tokyo, Japan) · Full-Time
AI Agents
Devin
Cursor
Claude Code
LLM
Apply

JGC

jgc.com
jgc.com · HQ: Yokohama, Japan · Chemical Engineering · Oil & Gas · Engineering Services · Est. 1928 · Trust D · Hiring 14
HQ: Yokohama, Japan · Chemical Engineering · Oil & Gas · Engineering Services · Est. 1928 · Trust D · Hiring 14
JGC is a Japanese engineering company, founded in 1928, that designs and builds oil refining and petrochemical plants and develops digital systems for plant asset management. It hires system engineers, architects and security leads to support customers such as large oil and chemical companies. The company is headquartered in Yokohama, Kanagawa, Japan.
No named decision-maker yet.
No careers mailbox known
Likely inactiveVerified live · 4 hours ago 4 months ago Long shot · 5%

JGBL_TD_ソフトウェアエンジニア(DX・テックリード候補)

In office (Yokohama, Japan) · Full-Time
Apply
Likely inactiveVerified live · 4 hours ago 1 year ago Long shot · 3%

JGBL_EN_ITリードエンジニア

In office (Yokohama, Japan) · Full-Time
Apply
Likely inactiveVerified live · 4 hours ago 1 year ago Long shot · 3%

JJPN_全般_システムエンジニア (デジタルイノベーション室)

In office (Yokohama, Japan) · Full-Time
Apply
Machines can read this selection · checked 23:58 UTC
Backend Developer Jobs in Japan
Frequently asked questions
How many Backend Developer jobs in Japan are available on Alion?
There are currently 168 active listings from 86 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Japan pay?
The average salary is around $72,945 per year based on the current listings.
Are remote options available for Backend Developer jobs in Japan?
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 Japan?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.