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
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Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

Apex Group

apex.com
Apex Group is a global financial services provider that offers end-to-end asset servicing, fund administration, and corporate solutions to financial institutions and institutional investors. The company leverages advanced technology and custom platforms to deliver tailored support across the entire investment lifecycle. With operations spanning dozens of countries, it helps clients optimize operational efficiency, streamline middle and back-office management, and maintain regulatory compliance.
apex.com • HQ: Los Angeles, United States • Cybersecurity • Managed Security • Information Technology • Managed IT Services • 201-500 employees
HQ: Los Angeles, United States • Cybersecurity • Managed Security • Information Technology • Managed IT Services • 201-500 employees
Top 25% payVerified live · 3 hours ago 6 months ago

Senior Flight Software Engineer

$185k – $215k per year • Senior • 8+ years expIn office (Los Angeles, United States) • Bachelor's Degree • Full-Time • Senior
C++
Python
Rust
C++
Protobuf
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Open 207 daysTop 25% pay 7 months ago

Ground Software Engineer (Senior)

$180k – $215k per year • Senior • 6+ years expIn office (Los Angeles, United States) • Bachelor's Degree • Full-Time • Senior
Python
Rust
TypeScript
DevOps
Docker
gRPC
Kubernetes
Apply
Open 207 daysVerified live · 3 hours ago 7 months ago

Flight Software Engineer

$138k – $187k per year • Senior • 5+ years expIn office (Los Angeles, United States) • Bachelor's Degree • Full-Time • Senior
C++
Python
Rust
C++
Protobuf
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Easypost

easypost.com
EasyPost is a company that provides a comprehensive suite of shipping solutions designed to simplify and modernize parcel shipping operations. Their offerings include a powerful shipping API, which allows businesses to access over 100 carriers, automate shipping operations, and secure discounted rates. EasyPost also offers advanced analytics tools that provide insights into supply chain efficiency, carrier performance, and delivery tracking.
easypost.com • Artificial Intelligence • Transportation & Logistics • Logistics
Artificial Intelligence • Transportation & Logistics • Logistics
Open 168 daysTop 25% pay 6 months ago

Senior Software Engineer (Golang)

$156k – $205k per year • Senior • 6+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
C++
Go
Python
TypeScript
JavaScript
SQL
Databases
Apache Kafka
Frontend
Angular
DevOps
Azure
Git
gRPC
Kubernetes
Management
Confluence
Apply
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Aerones

aerones.com
Aerones is a Latvian robotics company founded in 2015 and headquartered in Riga. It builds robotic systems that inspect and maintain wind turbine blades without rope teams. The robots service turbines across Europe and North America.
aerones.com • HQ: Riga, Latvia • Energy & Utilities • Robotics • Wind Energy • Est. 2015
HQ: Riga, Latvia • Energy & Utilities • Robotics • Wind Energy • Est. 2015
Open 169 daysVerified live · 1 day ago 6 months ago

Senior Python Engineer

$6.9k – $83k per year • Senior • In office (Riga, Latvia) • Full-Time • Senior • English: C1
Python
Python
Celery
Django
Databases
PostgreSQL
AI/ML
AI Agents
Claude
Claude Code
Cursor
OpenAI Codex
Embeddings
LLM
RAG
DevOps
CI/CD
Rest API
GCP
Apply
Open 190 daysVerified live · 1 day ago 7 months ago

Senior Fullstack Engineer

Senior • In office (Riga, Latvia) • Full-Time • Senior • English: C1
Python
TypeScript
JavaScript
PHP
PHP
Yii
Python
Django
Databases
PostgreSQL
AI/ML
Claude
Claude Code
Cursor
OpenAI Codex
Frontend
GraphQL
React.js
DevOps
CI/CD
Docker
GCP
Apply
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DualEntry

dualentry.com
DualEntry is an modern accounting software platform designed to simplify financial management for growing businesses and enterprises. The company provides automated bookkeeping, real-time reporting, and unified general ledger tools to help finance teams maintain accurate ledgers with less manual effort. By streamlining workflows and integrating with existing business systems, its platform helps companies eliminate manual data entry and scale their financial operations efficiently.
dualentry.com • New York • San Francisco • London • Software • Financial Services • Artificial Intelligence • FinTech • Enterprise Resource Planning (ERP) • 201-500 employees • Est. 2024
New York • San Francisco • London • Software • Financial Services • Artificial Intelligence • FinTech • Enterprise Resource Planning (ERP) • 201-500 employees • Est. 2024
Top 25% payVerified live · 1 hour ago 6 months ago

Senior Backend Engineer (NYC)

$200k – $350k per year • Equity • Senior • 5+ years expIn office (New York, United States) • Relocation • Full-Time • Senior
Python
SQL
Python
Django
FastAPI
Flask
Databases
Cassandra
PostgreSQL
DevOps
AWS
CI/CD
Apply
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ngrok blog

ngrok.com
Ngrok is developer infrastructure that routes and secures traffic to your apps, APIs, and AI models, wherever they run. Start on localhost, ship to prod.
ngrok.com • San Francisco • Data & Analytics • Cybersecurity • Information Technology • Est. 2013
San Francisco • Data & Analytics • Cybersecurity • Information Technology • Est. 2013
Open 169 daysTop 25% pay 6 months ago

Software Engineer III/Senior, Agent

$186k – $228k per year • Senior • Remote/Hybrid (San Francisco, United States) • Full-Time • Senior
C++
Go
Java
Rust
TypeScript
C++
Protobuf
Databases
Apache Kafka
PostgreSQL
Mobile
Twilio
DevOps
Nginx
GitHub
Amazon EC2
AWS
Buildkite
Helm
Kubernetes
Terraform
Cybersecurity
Okta
Apply
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Neara

neara.com
Neara's physics-enabled digital twin helps utilities predict network failures, reduce outages, and make smarter infrastructure decisions — at scale, in real time.
neara.com • HQ: Sydney, Australia • Energy & Utilities • Software • Simulation & Digital Twin
HQ: Sydney, Australia • Energy & Utilities • Software • Simulation & Digital Twin
Open 173 daysVerified live · 1 hour ago 6 months ago

Senior Software Engineer - Australia

$71k – $201k per year (Estimated) • Equity • Senior • Remote/Hybrid (Sydney, Melbourne, Australia) • Visa sponsorship • Full-Time • Senior
Digital Twin
Apply
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SQUIRE

getsquire.com
SQUIRE is the world's leading and fastest-growing software technology company offering a booking and payment platform that connects people with great barbers nationwide.
getsquire.com • Buenos Aires • Austin • Retail & Shop Systems
Buenos Aires • Austin • Retail & Shop Systems
Open 173 daysVerified live · 7 hours ago 6 months ago

Backend Engineer, Payments Team

$51k – $117k per year (Estimated) • Senior • 7+ years expIn office (Buenos Aires, Argentina) • Bachelor's Degree • Contractor • Senior
Node JS
JavaScript
Apply
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FourKites

fourkites.com
FourKites is the fastest-growing predictive supply chain platform, backed by top-tier VC firms in Silicon Valley, Boston and Chicago, delivering real-time visibility and execution for Fortune 500 companies and third-party logistics firms. Using a ...
fourkites.com • Chicago • Chennai • Artificial Intelligence • Transportation & Logistics • Supply Chain • 51-200 employees • Est. 2014
Chicago • Chennai • Artificial Intelligence • Transportation & Logistics • Supply Chain • 51-200 employees • Est. 2014
Open 173 daysVerified live · 1 hour ago 6 months ago

Senior - Customer Engineer/Forward Deployed Engineer

$26k – $63k per year (Estimated) • Equity • Senior • 6+ years expChennai • Remote (India) • Part-Time • Senior
Java
Python
Ruby
SQL
Databases
Snowflake
AI/ML
AI Agents
Claude
LangGraph
LLM
LangChain
OpenAI
Robotics
Digital Twin
Management
Draw.io
Miro
n8n
Apply
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Shapr3D

shapr3d.com
Shapr3D is a Hungarian software company founded in 2015 and headquartered in Budapest. Its computer-aided design application brought professional solid modelling to tablets and pen input. The product is used by engineers and designers in more than one hundred countries.
shapr3d.com • HQ: Budapest, Hungary • Design & Creative • 3D Design • CAD & PLM • Est. 2015
HQ: Budapest, Hungary • Design & Creative • 3D Design • CAD & PLM • Est. 2015
Open 173 daysVerified live · 2 days ago 6 months ago

Senior Software Engineer - C++

$50k – $94k per year (Estimated) • Equity • Senior • In office (Budapest, Hungary) • Relocation • Full-Time • Senior
C++
C#
Swift
Mobile
Metal
Game Dev
DirectX 12
Apply
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Everlaw

everlaw.com
Everlaw is an Oakland company founded in 2010 that builds cloud litigation software for electronic discovery and case preparation. Its platform uses predictive coding, clustering and generative summarisation to help legal teams find relevant material in millions of documents. It is used by law firms, corporate legal departments and government agencies including state attorneys general.
everlaw.com • HQ: Oakland, United States • Professional Services • Est. 2010
HQ: Oakland, United States • Professional Services • Est. 2010
Open 174 daysTop 25% pay 6 months ago

Senior Software Engineer, Automation & Developer Tools

$173k – $251k per year • Senior • 5+ years expRemote/Hybrid (Oakland, United States) • Bachelor's Degree • Senior
C++
JavaScript
Python
DevOps
CI/CD
CircleCI
GitHub Actions
GitHub
GitLab
QA
Cypress
Apply
Open 180 daysTop 25% pay 6 months ago

Senior Software Engineer, Database Systems

$173k – $251k per year • Senior • 5+ years expIn office (Oakland, United States) • Full-Time • Senior
SQL
Databases
Chroma
MySQL
pgvector
PostgreSQL
Weaviate
AI/ML
Embeddings
RAG
DevOps
AWS
Azure
GCP
Vector
Apply
Open 299 daysTop 25% pay 10 months ago

Senior Software Engineer, Product Engineering

$173k – $251k per year • Senior • 5+ years expRemote/Hybrid (Oakland, United States) • Bachelor's Degree • Full-Time • Senior
C#
C++
Go
JavaScript
Python
Rust
Databases
MySQL
PostgreSQL
AI/ML
Claude
Claude Code
Cursor
Multimodal AI
Transfer Learning
Frontend
React.js
DevOps
AWS
Apply
Report

Powerful Medical

powerfulmedical.com
Powerful Medical is a Slovak health technology company founded in 2019 and headquartered near Bratislava. Its PMcardio software interprets electrocardiograms with artificial intelligence to detect heart attacks. The product is certified in Europe and used by emergency services and hospitals.
powerfulmedical.com • HQ: Bratislava, Slovakia • Cybersecurity • Artificial Intelligence • Health Care • Est. 2019
HQ: Bratislava, Slovakia • Cybersecurity • Artificial Intelligence • Health Care • Est. 2019
Open 174 daysVerified live · 2 days ago 6 months ago

Senior Backend Engineer

Senior • In office (Bratislava, Slovakia) • Contractor • Senior
Python
Python
FastAPI
Apply
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Summation

summation.com
Power the Curious Businesses run on relentless curiosity. Summation is how it stops getting blocked — at every level of every company, every day.
summation.com • Bellevue
Bellevue
Open 174 daysVerified live · 1 day ago 6 months ago

Senior Software Engineer

$27k – $67k per year (Estimated) • Senior • 5+ years exp • Remote (India) • Bachelor's Degree • Full-Time • Senior
Java
Python
SQL
Apply
Open 270 daysTop 25% pay 9 months ago

Forward Deployed Engineer

$170k – $200k per year • Equity • Senior • 5+ years expRemote/Hybrid (Bellevue, United States) • Full-Time • Senior
Clarity
Java
Python
SQL
DevOps
AWS
Azure
GCP
Apply
Report

Enterprisebot

enterprisebot.ai
Discover cutting-edge chat, email, and voice technology powered with LLM.
enterprisebot.ai • HQ: Zug, Switzerland • Information Technology • LLM & Generative AI • Artificial Intelligence • 51-200 employees
HQ: Zug, Switzerland • Information Technology • LLM & Generative AI • Artificial Intelligence • 51-200 employees
Open 175 daysVerified live · 1 day ago 6 months ago

Senior API Integration Engineer

$25k – $67k per year (Estimated) • Senior • 6+ years expIn office (Bengaluru, India) • Bachelor's Degree • Full-Time • Senior
JavaScript
Node JS
Python
AI/ML
LLM
DevOps
Rest API
Management
ServiceNow
Marketing
Salesforce
Apply
Report

Wincent

wincent.com
Wincent utilizes sophisticated algorithms to trade digital assets globally. We provide liquidity to multiple global exchanges and venues.
wincent.com • Bratislava • Prague • FinTech • Capital Markets • Blockchain & Crypto • 51-200 employees • Est. 2017
Bratislava • Prague • FinTech • Capital Markets • Blockchain & Crypto • 51-200 employees • Est. 2017
Open 175 daysVerified live · 2 days ago 6 months ago

Software Engineer - OTC Team

Senior • 5+ years expRemote/Hybrid • Relocation • Full-Time • Senior
Rust
DevOps
AWS
Apply
Open 175 daysVerified live · 2 days ago 6 months ago

Software Engineer - Algo team

Senior • 5+ years expRemote/Hybrid • Relocation • Full-Time • Senior
Apply
Open 175 daysVerified live · 2 days ago 6 months ago

Software Engineer - Trading Core

Senior • 5+ years expRemote/Hybrid • Relocation • Full-Time • Senior
Rust
Apply
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Pattern

pattern.com
Pattern is the world’s leading ecommerce accelerator. Transform your online business with our ecommerce platform, offering AI-driven tools and expert strategies for maximizing marketplace performance.
pattern.com • London • Pune • Bethlehem • Las Vegas • Northampton • E-commerce Marketing • Marketplaces • E-commerce Platforms • 51-200 employees
London • Pune • Bethlehem • Las Vegas • Northampton • E-commerce Marketing • Marketplaces • E-commerce Platforms • 51-200 employees
Open 175 daysVerified live · 2 hours ago 6 months ago

Senior Software Engineer, Predict

$134k – $241k per year (Estimated) • Senior • 3+ years expRemote/Hybrid (Lehi, United States) • Full-Time • Senior
Java
Python
Ruby
SQL
Ruby
Ruby on Rails
AI/ML
Edge AI
Analytics
ETL/ELT
Management
ClickUp
Apply
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Wordware

wordware.ai
About Wordware - Full Story October 15, 2025 The Origin Robert and I met nearly ten years ago studying deep learning at the University of Cambridge. This was 2012—before anyone called it "deep learning," before Transformers, before the current AI wave.
wordware.ai • San Francisco • AI Agents • Spa & Massage • Artificial Intelligence
San Francisco • AI Agents • Spa & Massage • Artificial Intelligence
Open 176 daysTop 25% pay 6 months ago

Senior Full Stack Engineer (Back-End)

$180k – $240k per year • Senior • 5+ years expIn office (San Francisco, United States) • Relocation • Visa sponsorship • Full-Time • Senior
TypeScript
Databases
PostgreSQL
AI/ML
LLM
Frontend
Zod
DevOps
Blue-Green Deployment
Cloudflare
Docker
Fly.io
Vercel
WebSockets
Apply
Report

Versemedical

versemedical.com
The AI-enabled DME provider delivering hospital-quality healthcare at home, nationwide. Partner with us today to make DME easier for your teams.
versemedical.com • New York • San Francisco • Manila • Hospitals & Clinics
New York • San Francisco • Manila • Hospitals & Clinics
Open 180 daysTop 25% pay 6 months ago

Senior Software Engineer, Full Stack

$160k – $220k per year • Senior • 5+ years expIn office (New York, San Francisco, United States) • Bachelor's Degree • Full-Time • Senior
JavaScript
Python
SQL
TypeScript
Python
Flask
Databases
MySQL
PostgreSQL
Frontend
GraphQL
React.js
Vue.js
DevOps
AWS
GCP
Apply
Report

Remesh

remesh.ai
Remesh is a hybrid insights platform that allows you to run live dialogues with your audience - customers, employees, patients - at scale for deep human understanding faster than ever before.
remesh.ai • New York • Market Research • Sales & Marketing • Artificial Intelligence • Est. 2014
New York • Market Research • Sales & Marketing • Artificial Intelligence • Est. 2014
Open 180 daysVerified live · 1 day ago 6 months ago

Software Engineer

$140k – $232k per year (Estimated) • Senior • 5+ years exp • Remote (United States) • Full-Time • Senior
JavaScript
Python
Ruby
Rust
TypeScript
Python
Django
AI/ML
AI Agents
Claude
Claude Code
Copilot
Cursor
OpenAI
OpenAI Codex
RAG
Frontend
React.js
DevOps
AWS
Azure
GCP
GitHub
Docker
Kubernetes
Apply
Report

Octane

octane.co
Octane Lending is a leading provider of financing solutions for automotive dealerships. We help dealerships increase their sales, improve their customer experience, and grow their business. Our solutions are designed to meet the unique needs of each customer, and we are committed to providing excellent customer service.
octane.co • Irving • New York
Irving • New York
Open 181 dayVerified live · 1 day ago 6 months ago

Senior Software Engineer - Core Products

$130k – $170k per year • Equity • Senior • 5+ years expIrving • Remote (United States) • Bachelor's Degree • Senior
C#
JavaScript
Python
Python
Django
Databases
PostgreSQL
Frontend
React.js
Apply
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Supercell

supercell.com
Space Ape Games is a London mobile studio founded in 2012 by veterans of Playfish and Electronic Arts. Its titles include Rival Kingdoms, Transformers Earth Wars and Fastlane, built around live operations and community. The studio is owned by Supercell and continues to develop from London.
supercell.com • HQ: London, United Kingdom • Mobile Games
HQ: London, United Kingdom • Mobile Games
Open 181 day 6 months ago

Senior Software Engineer, Supercell ID

Senior • In office (Helsinki, Finland) • Relocation • Full-Time • Senior
Java
Databases
DynamoDB
DevOps
AWS
Terraform
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.