Senior Backend Developer Jobs

Senior Backend Developer jobs hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $188,902/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

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

NextGen Federal Systems
nextgenfs.com
NextGen Federal Systems is a government technology contractor headquartered in Morgantown, West Virginia, and founded in 2011. The company delivers software development, modeling and simulation, geospatial analysis, data management, and cybersecurity work to defense, intelligence, space, and electronic warfare customers. It holds federal contract vehicles including a GSA schedule and staffs cleared personnel on programs across the United States.
nextgenfs.com • HQ: Morgantown, United States • Data Management • Data & Analytics • C4ISR • Military • Intelligence • Government • IT Consulting • Information Technology • Est. 2011
HQ: Morgantown, United States • Data Management • Data & Analytics • C4ISR • Military • Intelligence • Government • IT Consulting • Information Technology • Est. 2011
Verified live · 4 hours ago 2 months ago

Senior Software Engineer
≈ $132k – $239k per year (Estimated) • Senior • Remote/Hybrid (Dayton, United States) • Bachelor's Degree • Full-Time • Senior
C++
JavaScript
MATLAB
Node JS
Python
TypeScript
Java
Java
Spring Boot
Databases
OpenSearch
Frontend
Angular
React.js
Vue.js
Mobile
JUnit
DevOps
CI/CD
Docker
GitLab CI
Jenkins
Kubernetes
GitLab
Management
Jira
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Verified live · 4 hours ago 3 months ago

Senior Software Engineer
≈ $143k – $237k per year (Estimated) • Senior • 5+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
C++
Python
AI/ML
Synthetic Data
NumPy
Pandas
SciPy
DevOps
CI/CD
Docker
Kubernetes
QA
Pytest
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Open 110 daysVerified live · 4 hours ago 4 months ago

Senior Software Engineer
≈ $129k – $233k per year (Estimated) • Senior • 5+ years exp • Remote/Hybrid (Colorado Springs, United States) • Bachelor's Degree • Full-Time • Senior
Python
JavaScript
Python
Flask
Frontend
React.js
DevOps
Docker
Git
Apply
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amptalk
amptalk.co.jp
amptalk is a Japan based technology company that provides software for conversation intelligence and sales support. Its platform records and analyzes business calls and online meetings to help sales teams review conversations and manage knowledge.
amptalk.co.jp • Tokyo • Artificial Intelligence • Sales & Marketing • Sales Enablement
Tokyo • Artificial Intelligence • Sales & Marketing • Sales Enablement
2 months ago

Sr. Software Engineer
$44k – $64k per year • Senior • 4+ years exp • Tokyo • Remote (Japan) • Full-Time • Senior • Japanese
Node JS
TypeScript
JavaScript
AI/ML
OpenAI
Frontend
Nuxt.js
Vue.js
DevOps
AWS
GitHub
Apply
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iKnowHow
iknowhow.com
iKnowHow (IKH) is an international technology and engineering firm headquartered in Athens, Greece, that specializes in custom software development, digital government platforms, healthcare IT, and industrial robotics. Founded in 2002, the company operates across key sectors including e-Health - offering its flagship RIS/PACS medical imaging suite, evorad - as well as ICT consulting, digital transformation for European public institutions, defense technology, and subsea or energy industrial automation.
iknowhow.com • HQ: Athens, Greece • Information Technology • Software • Web Development
HQ: Athens, Greece • Information Technology • Software • Web Development
Verified live · 3 hours ago 1 day ago

Senior Java Software Engineer
Senior • Remote/Hybrid • Senior
Java
Java
Hibernate
Maven
Spring Boot
Spring Security
Databases
PostgreSQL
DevOps
Docker
Kubernetes
Apply
Verified live · 3 hours ago 2 months ago

Senior Software Developer
Senior • In office (Athens, Greece) • Senior • Greek
C#
C#
ASP.NET Core
Databases
MS SQL
DevOps
Azure
Rest API
Apply
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Aion
aion.io
Aion is an enterprise artificial intelligence company headquartered in San Francisco, California, and founded in 2025 by Jayden Watson and Christian Angermayer. The company offers a platform for building, fine tuning, and deploying AI systems and agents in production, sold together with forward deployed engineers who implement it inside the customer organization. It runs teams across the United States, the United Kingdom, and India, targeting enterprises that want working AI systems rather than pilots.
aion.io • HQ: San Francisco, United States • AI Infrastructure • Hardware • IT Consulting • LLM & Generative AI • AI Agents • Artificial Intelligence • Information Technology • 201-500 employees • Est. 2025
HQ: San Francisco, United States • AI Infrastructure • Hardware • IT Consulting • LLM & Generative AI • AI Agents • Artificial Intelligence • Information Technology • 201-500 employees • Est. 2025
Verified live · 1 hour ago 2 months ago

Senior Software Engineer, Inference Platform
≈ $97k – $175k per year (Estimated) • Senior • In office (London, United Kingdom) • Master's Degree • Full-Time • Senior
C++
Go
Python
Rust
Databases
Apache Kafka
PostgreSQL
RabbitMQ
Redis
AI/ML
Fine-tuning
LLM
Quantization
TensorRT
TensorRT-LLM
vLLM
TGI
Jupyter Notebook
DevOps
Docker
Grafana
Kubernetes
OpenTelemetry
Prometheus
API Gateway
Platform Engineering
SLURM
HPC
Analytics
A/B Testing
ETL/ELT
Apply
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Newmindai
newmindai.com
newmindai.com • Software • Artificial Intelligence
Software • Artificial Intelligence
Verified live · 4 hours ago 2 months ago

Senior Full Stack Developer
Senior • In office • Full-Time • Senior
Go
Node JS
SQL
TypeScript
JavaScript
Go
GORM
Node JS
Mongoose
Nest.JS
Prisma
Sequelize
TypeORM
Databases
Apache Kafka
Couchbase
ElasticSearch
MySQL
PostgreSQL
RabbitMQ
Redis
AI/ML
RAG
Edge AI
GraphRAG
OCR
Text-to-Speech
Frontend
GraphQL
DevOps
Docker
gRPC
Kubernetes
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Carbon
carbon.ai
Carbon AI is a developer platform that provides unified API infrastructure for integrating third-party data sources directly into large language models (LLMs). The company enables businesses to seamlessly connect external data - such as cloud storage, databases, and customer management systems - to AI applications for retrieval-augmented generation (RAG) and semantic search. By automating data ingestion, file parsing, and embedding generation, it simplifies the complex pipeline required to build context-aware AI tools.
carbon.ai • Sunnyvale • Santa Clara
Sunnyvale • Santa Clara
Top 25% payVerified live · 1 day ago 2 months ago

Senior Software Engineer
$158k – $238k per year • Senior • 6+ years exp • In office (Sunnyvale, United States) • Relocation • Visa sponsorship • Bachelor's Degree • Contractor • Senior
C++
Go
Java
Python
TypeScript
DevOps
AWS
Azure
GCP
gRPC
Apply
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Choco
choco.com
Our vision is to enable a sustainable food system. We're here to lead a change in one of the oldest industries on the planet, not just take part in it. We're here to shape, not to observe.
choco.com • London • Paris • Berlin • Chicago • Istanbul • Food Logistics • Payments • Est. 1972
London • Paris • Berlin • Chicago • Istanbul • Food Logistics • Payments • Est. 1972
Verified live · 2 hours ago 2 months ago

Senior Software Engineer - Platform
≈ $77k – $154k per year (Estimated) • Senior • Remote/Hybrid (Berlin, Germany) • Full-Time • Senior
TypeScript
Go
Java
Kotlin
Apply
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Traba
traba.work
Traba is the AI operating layer for the industrial supply chain. We provide the labor to power your warehouses, distribution centers and production plants, and the intelligence to optimize them.
traba.work • HQ: New York, United States • Supply Chain • Professional Services • Human Resources • Est. 2021
HQ: New York, United States • Supply Chain • Professional Services • Human Resources • Est. 2021
Top 25% payVerified live · 1 hour ago 2 months ago

Senior Software Engineer (Applied AI)
$200k – $240k per year • Senior • In office (New York, San Francisco, United States) • Full-Time • Senior
Node JS
Python
TypeScript
JavaScript
Databases
Apache Kafka
PostgreSQL
RabbitMQ
AI/ML
AI Agents
Frontend
React.js
Mobile
React Native
Apply
Report

Tomorrow
tomorrow.ai
Guang Chen is an Artificial Intelligence Researcher, specializing in Computer Vision and Multimodal Large Language Models.
tomorrow.ai • Boston • Washington • Tel Aviv • Data Science • Computer Vision • Artificial Intelligence
Boston • Washington • Tel Aviv • Data Science • Computer Vision • Artificial Intelligence
Verified live · 9 hours ago 2 months ago

AI First - Senior Full Stack Engineer
≈ $83k – $235k per year (Estimated) • Senior • 7+ years exp • In office (Tel Aviv, Israel) • Senior
Node JS
TypeScript
JavaScript
Databases
PostgreSQL
Redis
AI/ML
AI Agents
Frontend
React.js
DevOps
GCP
Apply
Report

Moss
getmoss.com
Moss is a Berlin company founded in 2019 that provides corporate cards and spend management to European companies. Its platform handles card issuing, invoice approval and accounting integration for finance teams. The company serves mid-sized businesses across Germany, the Netherlands and the United Kingdom.
getmoss.com • HQ: Berlin, Germany • Software • Financial Services • Artificial Intelligence • 201-500 employees • Est. 2019
HQ: Berlin, Germany • Software • Financial Services • Artificial Intelligence • 201-500 employees • Est. 2019
Verified live · 6 hours ago 2 months ago

Senior Backend Engineer (f/m/d)
≈ $64k – $101k per year (Estimated) • Senior • In office (Warsaw, Poland) • Full-Time • Senior • English: C1
Java
Java
Spring Framework
AI/ML
Flink
DevOps
Rest API
Apply
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Matternet
matternet.com
The Autonomous Delivery Network. For Healthcare For Commerce For New Economies.
matternet.com • San Francisco • Mountain View • London • Delivery • Robotics • Drones & UAVs
San Francisco • Mountain View • London • Delivery • Robotics • Drones & UAVs
Top 25% pay 2 months ago

Senior Onboard Software Engineer
$180k – $240k per year • Senior • 5+ years exp • In office (Mountain View, United States) • Full-Time • Senior
C++
Python
AI/ML
Computer Vision
OpenCV
DevOps
Git
Docker
Robotics
ArduPilot
Apply
Top 25% pay 2 months ago

Senior Backend Engineer
$190k – $240k per year • Senior • 6+ years exp • Remote/Hybrid (Mountain View, United States) • Full-Time • Senior
Node JS
TypeScript
JavaScript
Node JS
Nest.JS
Databases
Apache Kafka
Frontend
GraphQL
Next.js
React.js
DevOps
CI/CD
IoT
MQTT
Apply
Report

Storyteq
storyteq.com
We are on a mission to help marketing and creative teams in top brands to collaborate on marketing campaigns with ease, scale their creative production, and localize on-brand content for the right audiences, faster. Over the last decade, digita...
storyteq.com • Cape Town • Amsterdam • Birmingham • Content Creation • Sales & Marketing • Marketing Automation
Cape Town • Amsterdam • Birmingham • Content Creation • Sales & Marketing • Marketing Automation
Verified live · 1 hour ago 2 months ago

Senior Full Stack Engineer - PHP (Laravel)
Equity • Senior • Remote (Netherlands) • Full-Time • Senior • English
JavaScript
PHP
SQL
TypeScript
PHP
Laravel
Frontend
GraphQL
Vue.js
DevOps
CI/CD
GCP
GitLab CI
GitLab
Apply
Open 265 daysVerified live · 1 hour ago 9 months ago

Senior Backend Engineer (Node.js)
Senior • 5+ years exp • Cape Town • Remote (South Africa) • Full-Time • Senior • English
JavaScript
Node JS
SQL
TypeScript
C
C
FFmpeg
Frontend
GraphQL
Vue.js
DevOps
CI/CD
GCP
GitLab CI
GitLab
Cybersecurity
Keycloak
Design
Adobe After Effects
Adobe Photoshop
Figma
Apply
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Uniphore
uniphore.com
Uniphore is an enterprise artificial intelligence technology company headquartered in Palo Alto, California, and founded in 2008. The company provides a business AI platform that integrates data, knowledge, and models to automate front-office and back-office workflows using conversational AI, speech analytics, and agentic AI solutions. It serves over 2,000 businesses across more than 20 countries, focusing on large-scale deployments in industries such as financial services, healthcare, telecommunications, and retail.
uniphore.com • HQ: Palo Alto, United States • Speech & Audio AI • Business Process Automation (BPA) • Software • LLM & Generative AI • AI Agents • Conversational AI • Artificial Intelligence • 501-1000 employees • Est. 2008
HQ: Palo Alto, United States • Speech & Audio AI • Business Process Automation (BPA) • Software • LLM & Generative AI • AI Agents • Conversational AI • Artificial Intelligence • 501-1000 employees • Est. 2008
Verified live · 1 hour ago 2 months ago

Senior Forward Deployed Engineer
≈ $99k – $180k per year (Estimated) • Senior • 4+ years exp • In office (London, United Kingdom) • Master's Degree • Full-Time • Senior
Node JS
Python
SQL
JavaScript
Databases
Pinecone
AI/ML
AI Agents
CrewAI
Fine-tuning
Haystack
Knowledge Distillation
LangChain
LangGraph
LlamaIndex
LLM
Multimodal AI
Prompt Engineering
RAG
Frontend
Emotion
GraphQL
React.js
Vue.js
DevOps
CI/CD
Docker
Kubernetes
Platform Engineering
Vector
Apply
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Rockstar Recruiting AG
rockstar.jobs
At Rockstar Recruiting AG, our mission is to connect trailblazing tech experts & tech companies. With our backgrounds in psychology & IT, we understand our candidates & customers technically and personally. We love cutting-edge technology and maintain close ties to late-breaking research & disruptive startups. If you are active in tech, we are the tech recruiter you have been looking for.
rockstar.jobs • Zurich • Lucerne • Professional Services • Human Resources
Zurich • Lucerne • Professional Services • Human Resources
$153k – $184k per year • Senior • 4+ years exp • Remote/Hybrid (Zurich, Switzerland) • Full-Time • Senior • English
Java
Node JS
JavaScript
Frontend
React.js
Apply
$147k – $166k per year • Senior • 5+ years exp • Remote/Hybrid (Lucerne, Switzerland) • Bachelor's Degree • Full-Time • Senior • German: B2
Java
DevOps
CI/CD
Docker
Apply
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SMG Swiss Marketplace Group
swissmarketplace.group
Welcome to SMG Swiss Marketplace Group AG We are a pioneering network of online marketplaces and a cutting-edge European digital company that simplifies people’s lives with innovative products. A little bit about us to help ignite your imaginationSMG Swiss Marketplace Group AG came together following the merger of Scout24 Switzerland and TX Markets in 2021. A union which included some of Switzerland’s most well-known leading marketplaces.
swissmarketplace.group • Ho Chi Minh City • Belgrade • Zurich • Commerce • Real Estate • Marketplaces
Ho Chi Minh City • Belgrade • Zurich • Commerce • Real Estate • Marketplaces
Senior • 5+ years exp • Remote/Hybrid (Belgrade, Serbia) • Relocation • Full-Time • Senior
Go
Go
Testify
Databases
Apache Kafka
ElasticSearch
PostgreSQL
Redis
DevOps
AWS
Kubernetes
GitHub
Cybersecurity
Auth0
Apply
Report

Uworld
uworld.com
UWorld is the worldwide leader in online learning to prepare for high-stakes exams. Since 2003, UWorld has helped millions of undergraduate, graduate, and professional students prepare for their exams. At the core of UWorld's mission is an obsessi...
uworld.com • San Francisco • Sacramento • Santa Clara • Portland • Seattle • Skill Assessment • EdTech Platforms • E-learning
San Francisco • Sacramento • Santa Clara • Portland • Seattle • Skill Assessment • EdTech Platforms • E-learning
Verified live · 7 hours ago 2 months ago

Senior FullStack Developer - .NET & AI-Assisted Engineering
≈ $22k – $58k per year (Estimated) • Senior • In office (Hyderabad, Pakistan) • Bachelor's Degree • Full-Time • Senior
C#
JavaScript
Node JS
SQL
TypeScript
C#
.NET
Databases
ElasticSearch
MS SQL
MySQL
Redis
AI/ML
Claude
Copilot
OpenAI
Frontend
Angular
Bootstrap
JQuery
React.js
DevOps
AWS
Azure
Apply
Report
California Institute of Applied Technology is an award-winning technical college helping students launch and advance their career in the competitive job market. Founded in 2008 with two main campuses in National City, CA and Albuquerque, NM, CIAT is committed to personalized training through comprehensive, innovative, and high-quality vocational programs that prepare students for a rewarding career.
ciat.edu • San Diego • E-learning • Vocational Education • Education • Est. 2008
San Diego • E-learning • Vocational Education • Education • Est. 2008
≈ $41k – $116k per year (Estimated) • Senior • 7+ years exp • Remote (Mexico, United States) • Bachelor's Degree • Full-Time • Senior
Go
JavaScript
Node JS
PHP
Python
Rust
PHP
Eloquent
Laravel
PHPUnit
WordPress
Databases
MySQL
PostgreSQL
Redis
Frontend
GraphQL
React.js
Sass
Vue.js
DevOps
CI/CD
Docker
Git
Kubernetes
Rest API
WebSockets
QA
Cypress
Jest
Mocha
Apply
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Bankrate
bankrate.com
Headquartered in New York, Bankrate (a subsidiary of Red Ventures) is a consumer financial services and digital media platform specializing in personal finance content, financial rate aggregation, and decision tools. The platform collects and compares rate data across thousands of financial institutions, providing consumers with comparative tools for mortgages, credit cards, high-yield savings accounts, auto loans, and personal loans alongside interactive financial calculators and editorial guides.
bankrate.com • HQ: New York, United States • Information Technology • Data Centers • Banking • Financial Services • Est. 1982
HQ: New York, United States • Information Technology • Data Centers • Banking • Financial Services • Est. 1982
Verified live · 1 day ago 2 months ago

Senior Software Engineer
$100k – $195k per year • Senior • In office • Full-Time • Senior
TypeScript
AI/ML
Claude
Claude Code
Copilot
Cursor
Windsurf
OpenAI Codex
DevOps
CI/CD
Apply
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Stealth
stealth.ai
stealth.ai • Brazzaville • Redwood City • Culver City
Brazzaville • Redwood City • Culver City
Verified live · 2 days ago 2 months ago

Full Stack Software Engineer
≈ $145k – $262k per year (Estimated) • Senior • 6+ years exp • In office (Redwood City, United States) • Full-Time • Senior
JavaScript
Python
TypeScript
Frontend
React.js
Apply
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Senior Backend Developer Jobs
Frequently asked questions
How many Senior Backend Developer jobs are available on Alion?
There are currently 10276 active listings from 2892 hiring companies on Alion, refreshed daily.
What salary do Senior Backend Developer jobs pay?
The average salary is around $188,902 per year based on the current listings.
Are remote options available for Senior Backend Developer jobs?
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 Senior Backend Developer jobs?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.