Backend Developer Salary 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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Quantum

Medley

medley.jp
Medley is a Tokyo healthcare technology company founded in 2009 that builds cloud systems for clinics and pharmacies. Its CLINICS platform covers online consultations, electronic medical records and appointment booking, and it also runs a medical career marketplace. The company works with regulators on the rollout of online medical care in Japan.
medley.jp • HQ: Tokyo, Japan • Est. 2009
HQ: Tokyo, Japan • Est. 2009
Verified live · 1 day ago 3 months ago

ソフトウェアエンジニア/CLINICS 東京

$39k – $84k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Sidekiq
Databases
Amazon Aurora
Google BigQuery
MySQL
OpenSearch
AI/ML
Claude
Claude Code
Copilot
Cursor
AI Agents
Devin
OpenAI Codex
Frontend
Radix UI
React Hook Form
Zod
React.js
Mobile
Firebase
DevOps
AWS Lambda
CircleCI
Datadog
Docker
GCP
GitHub Actions
PagerDuty
Terraform
AWS
Amazon ECS
GitHub
Management
Slack
Apply
Verified live · 1 day ago 3 months ago

Webエンジニア/CLINICS 東京

$38k – $83k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Go
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Sidekiq
Databases
Amazon Aurora
Google BigQuery
MySQL
OpenSearch
AI/ML
Claude
Claude Code
Copilot
Cursor
AI Agents
Frontend
Radix UI
React Hook Form
Zod
React.js
Mobile
Firebase
DevOps
AWS
AWS Lambda
CI/CD
CircleCI
Datadog
Docker
GCP
GitHub Actions
PagerDuty
Terraform
Amazon ECS
GitHub
Management
Slack
Apply
Open 153 daysVerified live · 1 day ago 6 months ago

エンジニアリングマネージャー/MEDIXS 新規プロダクト 東京

$38k – $81k per year (Estimated)In office (Tokyo, Japan) • Full-Time
JavaScript
PHP
TypeScript
PHP
Laravel
PHPStan
Databases
MySQL
Redis
Frontend
ESLint
Inertia.js
Prettier
React.js
Stylelint
DevOps
CI/CD
GitHub Actions
Kibana
GitHub
Apply
Report

Cohere

cohere.com
Cohere is a Canadian AI company founded in 2019 and headquartered in Toronto. It builds secure, enterprise-focused large language models and AI tools for businesses and regulated industries. The company is known for emphasizing privacy, private deployment, and "sovereign AI" rather than consumer chat products
cohere.com • HQ: Toronto, Canada • Energy & Utilities • Biotechnology • Natural Language Processing • LLM & Generative AI • Artificial Intelligence • 1001-5000 employees • Est. 2019
HQ: Toronto, Canada • Energy & Utilities • Biotechnology • Natural Language Processing • LLM & Generative AI • Artificial Intelligence • 1001-5000 employees • Est. 2019
Verified live · 1 hour ago 3 months ago

Forward Deployed Engineer, Infrastructure Specialist

$38k – $82k per year (Estimated)Tokyo • Remote (Japan) • Full-Time • Japanese: C1
AI Agents
Edge AI
DevOps
AWS
Azure
CI/CD
GCP
Git
Helm
Kubernetes
Apply
Report

Notion

notion.com
Notion is a global software platform headquartered in San Francisco, California. Founded in 2013 by Ivan Zhao and Simon Last, the company provides a flexible, unified workspace that combines notes, docs, project management, wikis, and custom database structures into a single modular tool.
notion.com • HQ: San Francisco, United States • Cybersecurity • Information Technology • Software • Artificial Intelligence • Productivity Software • Est. 2013
HQ: San Francisco, United States • Cybersecurity • Information Technology • Software • Artificial Intelligence • Productivity Software • Est. 2013
Verified live · 2 hours ago 3 months ago

Forward Deployed Engineer

$51k – $117k per year (Estimated) • Senior • 5+ years expIn office (Tokyo, Japan) • Full-Time • Senior
JavaScript
Node JS
Python
SQL
AI/ML
AI Agents
Model Context Protocol
LLM
Prompt Engineering
RAG
Analytics
ETL/ELT
Management
Notion
Apply
Report

Polymer Capital

polymercapital.com
Polymer Capital Management is an Asia-focused private asset manager dedicated to institutional investors. Our multi-manager hedge fund platform aims to generate consistent and low-volatility returns from a diversified, market neutral portfolio. Our country-specific long-only strategies aims for long-term capital appreciation.
polymercapital.com • Tokyo • Chiyoda • Risk Management • Financial Services • Asset Management
Tokyo • Chiyoda • Risk Management • Financial Services • Asset Management
Verified live · 1 day ago 3 months ago

C++ Developer - Analyst/Associate, Risk & Quant Analytics

$39k – $85k per year (Estimated) • Middle • 3+ years expIn office (Chiyoda, Japan) • Middle
C++
Apply
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GENIEE

geniee.co.jp
GENIEE is a Tokyo advertising technology company founded in 2010 that builds supply side and demand side advertising platforms. Its systems help publishers in Japan and Southeast Asia maximise revenue from programmatic advertising, and it has acquired sales and marketing software businesses. The company operates across several Asian markets from its Tokyo base.
geniee.co.jp • HQ: Tokyo, Japan • Semiconductors • Document Management • Embedded Systems • Est. 2010
HQ: Tokyo, Japan • Semiconductors • Document Management • Embedded Systems • Est. 2010
Verified live · 1 day ago 3 months ago

【SaaS】AI×マーケティングSaaS_Full-Stack Engineer

$38k – $82k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Kotlin
Python
Swift
TypeScript
JavaScript
Python
FastAPI
Databases
Google BigQuery
MySQL
OpenSearch
Redis
AI/ML
Claude
Frontend
Next.js
React.js
Storybook
Mobile
Clean Architecture
DevOps
AWS
AWS Lambda
CI/CD
Docker
GitHub Actions
Amazon ECS
GitHub
Management
Confluence
Google Workspace
Jira
Slack
QA
Jest
LambdaTest
Playwright
Apply
Open 427 daysVerified live · 1 day ago 1 year ago

オープンポジション_エンジニアリングマネージャー

$38k – $83k per year (Estimated)In office (Tokyo, Japan) • Full-Time
C++
PHP
DevOps
AWS
GCP
Apply
Open 427 daysVerified live · 1 day ago 1 year ago

オープンポジション_SRE / クラウドエンジニア

$37k – $79k per year (Estimated)In office (Tokyo, Japan) • Full-Time
PHP
DevOps
AWS
Apply
Report

Mapbox

mapbox.com
Mapbox is a leading location data and mapping platform that provides custom map building tools, APIs, and SDKs for developers and enterprises worldwide. The company enables businesses to integrate dynamic maps, real-time navigation, search geocoding, and spatial data visualization into their web and mobile applications.
mapbox.com • HQ: Washington, United States • Data & Analytics • Geospatial Analytics • Navigation & Mapping • 51-200 employees
HQ: Washington, United States • Data & Analytics • Geospatial Analytics • Navigation & Mapping • 51-200 employees
Verified live · 1 hour ago 4 months ago

Software Development Engineer II, Search Box

$28k – $95k per year (Estimated) • Middle • Remote (Japan) • Full-Time • Middle • Japanese: C1
C++
Rust
Databases
ElasticSearch
AI/ML
NLP
Apply
Verified live · 1 hour ago 4 months ago

Senior/Staff Software Development Engineer, EV Platform

$66k – $138k per year (Estimated) • Staff+ • 3+ years exp • Remote (Japan) • Full-Time • Staff • English
Rust
DevOps
AWS
AWS Fargate
Datadog
Docker
Kubernetes
Amazon ECS
Apply
Report

Manulife

manulife.com
Manulife is a leading international financial services group that helps people make their decisions easier and lives better. With our global headquarters in Toronto, we operate as Manulife across our offices in Canada, Asia, and Europe, and primarily as John Hancock in the United States. We have more than 38,000 employees, over 115,000 agents serving ~33 million customers worldwide, and over $1.3 trillion in assets under management and administration.
manulife.com • HQ: Toronto, Canada • Financial Services • Insurance • 1001-5000 employees
HQ: Toronto, Canada • Financial Services • Insurance • 1001-5000 employees
Open 103 daysVerified live · 3 hours ago 4 months ago

Full Stack Developer

$25k – $85k per year (Estimated) • Middle • 4+ years expRemote/Hybrid (Tokyo, Japan) • Full-Time • Middle • Japanese
JavaScript
Node JS
SQL
TypeScript
Java
Java
Spring Boot
Databases
Azure SQL Database
Frontend
Angular
DevOps
Azure
Azure AKS
CI/CD
Jenkins
Kubernetes
GitHub
New Relic
Cybersecurity
Snyk
Apply
Report

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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Report

IDC Frontier

idcf.jp
IDC Frontier is a Tokyo data centre and cloud company within the SoftBank group. It operates energy efficient facilities across Japan including large campuses in Fukushima and Kitakyushu, and sells colocation, private cloud and content delivery services. The company hosts infrastructure for major Japanese internet platforms and enterprises.
idcf.jp • HQ: Tokyo, Japan • Code Intelligence • Est. 1986
HQ: Tokyo, Japan • Code Intelligence • Est. 1986
$39k – $85k per year (Estimated)In office (Tokyo, Japan) • Full-Time
PHP
Ruby
AI/ML
Copilot
Gemini
DevOps
Ansible
ArgoCD
Docker
GitHub Actions
Jenkins
Kubernetes
GitHub
Management
Google Workspace
Slack
Apply
$40k – $86k per year (Estimated)In office (Tokyo, Japan) • Full-Time
JavaScript
Node JS
PHP
Ruby
TypeScript
PHP
Symfony
Databases
MySQL
PostgreSQL
Redis
Frontend
JQuery
React.js
Vue.js
DevOps
Ansible
ArgoCD
CI/CD
CircleCI
Docker
etcd
GitHub Actions
Jenkins
Kubernetes
Prometheus
Rancher
Terraform
VMWare
Zabbix
GitHub
Management
Google Workspace
Slack
Apply
Open 126 daysVerified live · 1 day ago 5 months ago

【東京/大阪】IT基盤開発エンジニア

$39k – $85k per year (Estimated)In office (Tokyo, Japan) • Full-Time
PHP
Python
Ruby
PHP
PHPStan
PHPUnit
Python
Ruff
Ruby
RSpec
RuboCop
AI/ML
Claude
Claude Code
Copilot
DevOps
ArgoCD
CI/CD
Docker
Jenkins
Kubernetes
GitHub
Management
Slack
QA
Pytest
Apply
Report

DevRev

devrev.ai
DevRev is a startup that is building AI-based CRM solutions that aim to bring developers closer to the customer enabling them to build, operate, support, and grow their products, founded by IIT alumnus.
devrev.ai • Bengaluru • Buenos Aires • Austin • Palo Alto • Mumbai • Artificial Intelligence • Software • Customer Relationship Management (CRM) • Est. 2020
Bengaluru • Buenos Aires • Austin • Palo Alto • Mumbai • Artificial Intelligence • Software • Customer Relationship Management (CRM) • Est. 2020
Open 153 daysVerified live · 14 min ago 6 months ago

Forward Deployed Engineer - Applied AI

$41k – $97k per year (Estimated) • Senior • 5+ years exp • Remote (Japan) • Bachelor's Degree • Senior
JavaScript
Python
TypeScript
SQL
AI/ML
AI Agents
Knowledge Graph
Prompt Engineering
Function Calling
Model Context Protocol
RAG
Semantic Search
Semantic Search
Frontend
GraphQL
DevOps
Platform Engineering
AWS
AWS Lambda
CI/CD
GCP
Apply
Report

Mantra

mantra.ai
Mantra Labs builds enterprise products, platforms, data flows, and intelligent workflows that help teams modernize systems and improve operating outcomes.
mantra.ai • Tokyo
Tokyo
Open 130 daysVerified live · 2 days ago 5 months ago

バックエンドエンジニア/Backend Engineer(Langaku)

$38k – $57k per year • Remote/Hybrid (Tokyo, Japan) • Full-Time • English: C1 • Japanese
Python
Swift
Dart
Python
Django
Mobile
Flutter
DevOps
AWS
GCP
Apply
Open 134 daysVerified live · 2 days ago 5 months ago

Webエンジニア/ Web Full-Stack Engineer(Mantra Engine)

$38k – $64k per year • Remote/Hybrid (Tokyo, Japan) • Full-Time • English: C1 • Japanese
Python
TypeScript
JavaScript
Python
Django
Frontend
Vue.js
DevOps
AWS
Apply
Report

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 · 2 hours ago 5 months ago

Staff Engineer, Software Autonomy Applications (R4830)

$64k – $133k per year (Estimated) • Staff+ • 7+ years expIn office (Tokyo, Japan) • Bachelor's Degree • Internship • Staff
C++
Apply
Verified live · 2 hours ago 5 months ago

Senior Engineer, Software Autonomy Applications (R4829)

$45k – $102k per year (Estimated) • Senior • 5+ years expIn office (Tokyo, Japan) • Bachelor's Degree • Internship • Senior
C++
Apply
Report

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 · 4 hours ago 5 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 · 4 hours ago 7 months ago

Postgres Engineer

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

Gree

gree.jp
GREE is a Tokyo internet company founded in 2004 whose social network became one of the earliest mobile gaming platforms in Japan. It now develops and publishes games through its studios, runs metaverse and virtual live streaming businesses and invests in technology startups. The group also operates advertising and digital marketing subsidiaries.
gree.jp • HQ: Tokyo, Japan
HQ: Tokyo, Japan
$38k – $83k per year (Estimated)In office (Tokyo, Japan) • Full-Time
PHP
JavaScript
Databases
Google BigQuery
MySQL
Frontend
Vue.js
DevOps
AWS
GCP
GitHub
Apply
$37k – $80k per year (Estimated)In office (Tokyo, Japan) • Full-Time
JavaScript
PHP
C#
C#
.NET
Databases
MySQL
DevOps
AWS
GCP
GitHub
Apply
Report

MNTSQ

mntsq.co.jp
MNTSQ builds contract management and review software for large Japanese enterprises and law firms. Founded in 2018 in Tokyo, it applies natural language processing to Japanese contract text, which most global tools handle poorly. Its clause library learns from an organisation's own past agreements.
mntsq.co.jp • HQ: Tokyo, Japan • Est. 2018
HQ: Tokyo, Japan • Est. 2018
Open 166 daysVerified live · 1 day ago 6 months ago

デザインエンジニア

$39k – $85k per year (Estimated)In office (Tokyo, Japan) • Full-Time
JavaScript
Python
Ruby
TypeScript
Python
FastAPI
Ruby
Ruby on Rails
Databases
Amazon Aurora
ElasticSearch
MySQL
OpenSearch
AI/ML
AI Agents
Frontend
Element Plus
PostCSS
Storybook
Vue.js
DevOps
AWS Fargate
Datadog
Docker
Docker Compose
GCP
Terraform
AWS
Amazon CloudWatch
Amazon ECS
Design
Figma
Apply
Open 169 daysVerified live · 1 day ago 6 months ago

リードエンジニア(フロントエンド)

$39k – $85k per year (Estimated)In office (Tokyo, Japan) • Full-Time
JavaScript
Python
Ruby
TypeScript
Python
FastAPI
Ruby
Ruby on Rails
Databases
Amazon Aurora
ElasticSearch
MySQL
OpenSearch
AI/ML
AI Agents
Frontend
Element Plus
PostCSS
Storybook
Vue.js
DevOps
AWS Fargate
Datadog
Docker
Docker Compose
GCP
Terraform
AWS
Amazon CloudWatch
Amazon ECS
Apply
Open 256 daysVerified live · 1 day ago 9 months ago

リードエンジニア(バックエンド)

$39k – $85k per year (Estimated)In office (Tokyo, Japan) • Full-Time
JavaScript
Python
Ruby
TypeScript
Python
FastAPI
Ruby
Ruby on Rails
Databases
Amazon Aurora
ElasticSearch
MySQL
OpenSearch
AI/ML
AI Agents
LLM
Frontend
Element Plus
PostCSS
Storybook
Vue.js
DevOps
AWS Fargate
Datadog
Docker
Docker Compose
GCP
Terraform
AWS
Amazon CloudWatch
Amazon ECS
Marketing
Salesforce
Apply
Report

Applibot

applibot.co.jp
Applibot is a Tokyo game studio founded in 2009 within the CyberAgent group. It develops mobile role playing games with high production values, including titles distributed globally with major publishers. The studio also produces its own original intellectual property alongside licensed projects.
applibot.co.jp • HQ: Tokyo, Japan • Est. 2009
HQ: Tokyo, Japan • Est. 2009
$38k – $83k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Java
PHP
AI/ML
Claude
Claude Code
Copilot
OpenAI Codex
DevOps
AWS
CI/CD
GCP
GitHub
Apply
Open 564 daysVerified live · 1 day ago 1 year ago

サーバーサイドエンジニア

$38k – $83k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Java
PHP
AI/ML
Claude
Claude Code
Copilot
OpenAI Codex
DevOps
AWS
CI/CD
GCP
GitHub
Apply
Report

Cognition

cognition.com
Cognition is an applied artificial intelligence lab founded in 2023 that created Devin, an autonomous software engineering agent able to plan, write and debug code across a full repository. The company drew attention for demonstrating long-horizon coding work rather than single-file completion, and it sells Devin to engineering organisations. In 2025 it acquired the Windsurf coding assistant team and product, broadening its developer tooling.
cognition.com • HQ: San Francisco, United States • Home Healthcare • Artificial Intelligence
HQ: San Francisco, United States • Home Healthcare • Artificial Intelligence
Open 189 daysVerified live · 2 hours ago 7 months ago

Deployed Engineer - APAC

$40k – $87k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Cursor
Devin
Scale AI
Apply
Open 202 daysVerified live · 2 hours ago 7 months ago

Partner Deployed Engineer - APAC

$39k – $86k per year (Estimated)In office (Tokyo, Japan) • Full-Time
Python
TypeScript
AI/ML
Cursor
Windsurf
Devin
Scale AI
DevOps
CI/CD
Apply
Report

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
$100k – $150k per year • Junior • 1+ year exp • Remote (Japan) • Contractor • Junior • English: C1
Python
AI/ML
LLM
Prompt Engineering
Edge AI
Apply
Report

Genetec

genetec.com
Genetec Japan KK represents Genetec solutions in Japan, offering unified physical security software that includes video management, access control, and license plate recognition systems for business and public sector customers. Its main offerings are integrated security platforms that combine surveillance, access management, and analytics to help organizations monitor and protect people, property, and assets.
genetec.com • HQ: Montreal, Canada • Hardware • Security Services • Software • 1001-5000 employees
HQ: Montreal, Canada • Hardware • Security Services • Software • 1001-5000 employees
Open 204 daysVerified live · 2 hours ago 7 months ago

テクニカルサポートエンジニア

$37k – $80k per year (Estimated)In office (Tokyo, Japan) • Full-Time
C#
SQL
Visual Basic
Databases
MS SQL
Chips/EDA
PoC Library
Apply
Report

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 207 daysVerified live · 1 day ago 7 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
Apply
Report
Backend Developer Salary in Japan
Frequently asked questions
How many Backend Developer jobs in Japan are available on Alion?
There are currently 170 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.