Backend Developer Jobs

Backend Developer jobs hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $191,300/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

Santé

santehq.com
Santé is a Y Combinator-backed retail technology startup providing an all-in-one Point of Sale (POS) and business management platform engineered specifically for independent liquor stores and wine shops. The platform unifies in-store checkout, automated AI invoice scanning, smart inventory reordering, pricing intelligence, and multi-channel e-commerce into a single operating system.
santehq.com • New York • San Francisco • Commerce • Retail & Shop Systems • POS Systems • 51-200 employees • Est. 1947
New York • San Francisco • Commerce • Retail & Shop Systems • POS Systems • 51-200 employees • Est. 1947
Top 25% payVerified live · 3 hours ago 5 days ago

Senior Engineer - Money Movement

$230k – $300k per year • Equity 0.1–0.2% • Senior • 3+ years expIn office (New York, United States) • PhD • Full-Time • Senior
TypeScript
Databases
PostgreSQL
AI/ML
AI Agents
Claude
Devin
OpenAI Codex
Claude Code
Cursor
Frontend
Next.js
tRPC
DevOps
Platform Engineering
Vercel
Management
QuickBooks
Xero
Apply
Verified live · 3 hours ago 6 days ago

Forward Deployed Engineer

$80k – $120k per year • Equity 0.1–0.2% • In office (New York, United States) • Relocation • Full-Time
Python
AI/ML
Claude
Claude Code
Cursor
Apply
Report

Banner

withbanner.com
Banner is a specialized software company providing a capital expenditure management platform tailored for commercial real estate owners, operators, and developers. The platform centralizes multi-year capital planning, vendor bidding, automated lender draws, and project execution while integrating with major property management and accounting systems.
withbanner.com • Commercial Real Estate • Real Estate • PropTech
Commercial Real Estate • Real Estate • PropTech
Verified live · 3 hours ago 5 days ago

Senior Software Engineer

$141k – $234k per year (Estimated) • Equity 0.2–0.4% • Senior • 6+ years exp • Remote (United States) • Full-Time • Senior
Node JS
Frontend
React.js
Apply
Report

Bucket Robotics

bucket.bot
Bucket Robotics is a Y Combinator-backed industrial AI technology startup that builds edge-deployed vision systems for automated defect detection in high-volume manufacturing. By generating photorealistic synthetic datasets directly from 3D CAD files, the platform eliminates the need for manual image collection and labeling when training computer vision models. Engineered to operate under variable lighting, changing parts, and uncalibrated line conditions, its edge software integrates directly with existing factory cameras across operations such as injection molding, casting, and surface finishing.
bucket.bot • San Francisco
San Francisco
Verified live · 3 hours ago 5 days ago

Forward Deploy Engineer

$100k – $120k per year • Equity 0.2–1.2% • Junior • 1+ year expIn office (San Francisco, United States) • Full-Time • Junior
Python
AI/ML
Computer Vision
Apply
Top 25% payVerified live · 3 hours ago 6 days ago

Senior Full Stack Engineer

$160k – $220k per year • Equity 1–3% • Senior • 6+ years expIn office (San Francisco, United States) • Full-Time • Senior
Ruby
Ruby
Ruby on Rails
Databases
PostgreSQL
AI/ML
Computer Vision
Synthetic Data
Design
Figma
Apply
Report

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 · 7 hours ago 5 days ago

Software Engineer- Autonomy

Remote/Hybrid • Internship • English
C++
Python
DevOps
CI/CD
Apply
Verified live · 7 hours ago 3 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
Apply
Report

Turing Labs

turingsaas.com
Turing Labs is a Y Combinator and Insight Partners-backed AI software platform engineered to accelerate product development, formulation, and regulatory compliance for Consumer Packaged Goods (CPG) companies. Its proprietary "Growth OS" leverages domain-trained AI agents - including its Luna optimization engine - to unify commercial strategy, formulation histories, financial targets, and ingredient safety standards within a single predictive system.
turingsaas.com • Palo Alto • San Francisco • Consumer Goods • Artificial Intelligence • Software • 51-200 employees
Palo Alto • San Francisco • Consumer Goods • Artificial Intelligence • Software • 51-200 employees
Top 25% payVerified live · 3 hours ago 5 days ago

Senior Software Engineer - Former founder preferred

$130k – $210k per year • Equity 0.1–0.4% • Senior • 3+ years expIn office (Palo Alto, United States) • Full-Time • Senior
TypeScript
Databases
PostgreSQL
AI/ML
Claude
Claude Code
Embeddings
LangChain
LLM
OpenAI Codex
Frontend
React.js
DevOps
AWS
Apply
Top 25% payVerified live · 3 hours ago 5 days ago

Senior Software Engineer - Full Stack

$200k – $250k per year • Equity 0.1–0.4% • Senior • 3+ years expIn office (Palo Alto, United States) • Full-Time • Senior
TypeScript
JavaScript
AI/ML
LangChain
AI Agents
ChatGPT
Embeddings
LLM
Frontend
React.js
DevOps
AWS
Apply
Report

Conductor Quantum

conductorquantum.com
Conductor Quantum is a Y Combinator-backed deep tech software company building AI-driven operating and calibration platforms for quantum computing hardware. The company engineers low-level control software designed to automate the complex, manual tuning and operational bring-up of quantum processors across hardware architectures like silicon spin qubits, superconducting transmons, and neutral atom systems.
conductorquantum.com • San Francisco • Albuquerque • Artificial Intelligence • 51-200 employees
San Francisco • Albuquerque • Artificial Intelligence • 51-200 employees
Top 25% payVerified live · 2 hours ago 5 days ago

Quantum Engineer (Ion Trap)

$120k – $180k per year • Equity 0.2–1.5% • Junior • 1+ year expIn office (San Francisco, United States) • Full-Time • Junior
Python
AI/ML
AI Agents
ChatGPT
DevOps
Error Budget
Apply
Report

Ohm

ohm.ai
Ohm is an enterprise AI platform purpose-built for hardware engineering labs to accelerate the development, testing, and validation of physical products. Designed for industries such as automotive, aerospace, battery manufacturing, consumer electronics, and data center infrastructure, the platform automatically ingests, normalizes, and contextualizes multi-modal test data across disparate lab equipment and supplier formats.
ohm.ai • San Francisco • Hardware • Science & Engineering • Test & Measurement • Artificial Intelligence
San Francisco • Hardware • Science & Engineering • Test & Measurement • Artificial Intelligence
Verified live · 1 hour ago 5 days ago

Forward Deployed Engineer, Battery Engineering

$127k – $259k per year (Estimated)San Francisco • Remote (United States) • Master's Degree • Full-Time
Python
AI/ML
Claude
Claude Code
Cursor
AI Agents
Apply
Verified live · 1 hour ago 6 days ago

Full Stack Engineer

$148k – $302k per year (Estimated)In office (San Francisco, United States) • PhD • Full-Time
Python
TypeScript
AI/ML
AI Agents
Claude
Claude Code
Cursor
LLM
Time Series Forecasting
DevOps
CI/CD
Platform Engineering
Apply
$127k – $259k per year (Estimated)San Francisco • Remote (United States) • Master's Degree • Full-Time
Python
AI/ML
Claude
Claude Code
Cursor
AI Agents
Apply
Report

Truewind

truewind.ai
Truewind AI agents convert source financial data into GL-ready entries, helping accounting teams close faster with stronger controls.
truewind.ai • San Francisco • Artificial Intelligence • Financial Services • Audit
San Francisco • Artificial Intelligence • Financial Services • Audit
Top 25% payVerified live · 2 hours ago 5 days ago

Senior Software Engineer

$170k – $220k per year • Equity 0.1–0.2% • Senior • 3+ years expIn office (San Francisco, United States) • Full-Time • Senior
JavaScript
TypeScript
Databases
MySQL
PostgreSQL
AI/ML
LLM
Edge AI
OpenAI
Frontend
Material UI
Next.js
React.js
Vue.js
Apply
Top 25% payVerified live · 2 hours ago 6 days ago

Senior Software Engineer - Backend & Agent Platform

$220k – $260k per year • Equity 0.1–0.2% • Senior • 6+ years expIn office (San Francisco, United States) • Full-Time • Senior
TypeScript
Databases
PostgreSQL
AI/ML
AI Agents
Frontend
Next.js
React.js
DevOps
AWS
Apply
Verified live · 2 hours ago 6 days ago

Staff Software Engineer

$200k – $250k per year • Equity 0.5–1% • Staff+ • 11+ years expIn office (San Francisco, United States) • Full-Time • Staff
JavaScript
TypeScript
Databases
MySQL
PostgreSQL
AI/ML
LLM
Edge AI
OpenAI
Frontend
Material UI
Next.js
React.js
Vue.js
Apply
Report

Nautilus

nautilus.co
Nautilus is a Y Combinator-backed software company developing an AI-driven operating, e-commerce, and CRM platform tailored specifically for the car wash industry. Engineered to replace fragmented legacy tools and integrate directly with existing point-of-sale (POS) hardware, the platform unifies customer data, online membership sales, automated marketing, and real-time business intelligence into a centralized dashboard.
nautilus.co • San Francisco • Manufacturing • Automotive Manufacturing • Business Process Automation (BPA) • Software
San Francisco • Manufacturing • Automotive Manufacturing • Business Process Automation (BPA) • Software
Top 25% payVerified live · 2 hours ago 5 days ago

Full-Stack Engineer

$140k – $220k per year • Equity 0.2–1.5% • Junior • 1+ year expIn office (San Francisco, United States) • Relocation • Full-Time • Junior
SQL
TypeScript
AI/ML
AI Agents
Frontend
Next.js
Apply
Report

Fresco

fresco-ai.com
fresco-ai.com • San Francisco • Artificial Intelligence • 11-50 employees
San Francisco • Artificial Intelligence • 11-50 employees
Top 25% payVerified live · 2 hours ago 6 days ago

Founding Software Engineer

$100k – $200k per year • Equity 0.1–2% • In office (San Francisco, United States) • Full-Time
Python
TypeScript
AI/ML
LLM
Anthropic
OpenAI
Frontend
React.js
Apply
Report

Vector Legal

vectorlegal.com
Vector Legal is a Y Combinator-backed, AI-native law firm and software platform engineered for technology startups, venture capital firms, and growth-stage companies. The firm combines human legal counsel with proprietary artificial intelligence to deliver full-service legal workflows. Through its software platform (VectorOS), the company automates routine legal processes, including AI contract review, equity and dilution tracking, document drafting, interactive legal document queries, and investor-ready data room maintenance.
vectorlegal.com • San Francisco • Financial Services • Venture Capital • Professional Services • Legal Services • 11-50 employees
San Francisco • Financial Services • Venture Capital • Professional Services • Legal Services • 11-50 employees
Top 25% payVerified live · 2 hours ago 6 days ago

Founding Engineer

$120k – $180k per year • Equity 0.5–1.5% • Middle • 3+ years expIn office (San Francisco, United States) • Full-Time • Middle
Python
TypeScript
AI/ML
AI Agents
Frontend
React.js
Apply
Report

Pax

paxai.com
Pax AI is an AI-native global trade control tower for duty drawback, tariff recovery, customs audits, FTZ, reconciliation, and post-entry compliance.
paxai.com • San Francisco • Audit
San Francisco • Audit
Top 25% payVerified live · 2 hours ago 6 days ago

Software Engineer (Early Career)

$130k – $150k per year • Equity 0.1–0.4% • Junior • In office (San Francisco, United States) • PhD • Full-Time • Junior
PostgreSQL
AI/ML
LLM
AI Agents
Frontend
Next.js
React.js
DevOps
GitHub
Apply
Top 25% payVerified live · 2 hours ago 6 days ago

Software Engineer (Senior)

$175k – $220k per year • Senior • 3+ years expIn office (San Francisco, United States) • PhD • Full-Time • Senior
PostgreSQL
AI/ML
AI Agents
LLM
Frontend
Next.js
React.js
Apply
Top 25% pay 22 days ago

Software Engineer (Early Career)

$130k – $170k per year • Junior • In office (San Francisco, United States) • PhD • Full-Time • Junior
Python
JavaScript
Python
FastAPI
Databases
PostgreSQL
AI/ML
LLM
AI Agents
Frontend
Next.js
React.js
DevOps
GitHub
Apply
Report

Pure

collectpure.com
Pure is a Y Combinator-backed financial technology enterprise operating an order-book-style marketplace and valuation platform for physical precious metals and certified rare numismatic coins. The platform modernizes tangible asset trading by providing real-time bid/ask order execution, transparent pricing data, low transaction premiums (3–5% over spot price), fully insured vaulting, and direct integration with accredited assayers and mints.
collectpure.com • Los Angeles • Natural Resources • Commerce • Precious Metals • 11-50 employees
Los Angeles • Natural Resources • Commerce • Precious Metals • 11-50 employees
Top 25% payVerified live · 2 hours ago 6 days ago

Full-Stack Software Engineer

$145k – $250k per year • Middle • 3+ years expIn office (Los Angeles, United States) • Full-Time • Middle
Node JS
TypeScript
Databases
PostgreSQL
Frontend
Next.js
Apply
Report

Hestus

hestus.co
Hestus is AI-powered CAD software that speeds up hardware development.
hestus.co • San Mateo • CAD & PLM • Artificial Intelligence • 11-50 employees
San Mateo • CAD & PLM • Artificial Intelligence • 11-50 employees
Top 25% payVerified live · 1 hour ago 6 days ago

Senior Software Developer

$180k – $250k per year • Equity • Senior • 6+ years expIn office (San Mateo, United States) • Full-Time • Senior
Python
SQL
C#
C#
.NET
Python
Django
Flask
DevOps
CI/CD
AWS
Apply
Report

Rivet

rivet.dev
Rivet is an open-source backend infrastructure platform engineered for stateful workloads, AI agent orchestration, and real-time interactive applications. Its core technology, Rivet Actors, provides long-running, lightweight execution primitives that co-locate in-memory state, WebSockets, queues, and durable execution workflows into a unified runtime.
rivet.dev • Information Technology • Database Management
Information Technology • Database Management
Verified live · 1 day ago 6 days ago

Software Engineer

$80k – $150k per year • Remote (United States) • Full-Time
C++
Go
Rust
TypeScript
Databases
ClickHouse
FoundationDB
NATS
PostgreSQL
SQLite
DevOps
WebSockets
GitHub
Apply
Top 25% payVerified live · 1 day ago 6 days ago

Senior Software Engineer

$130k – $260k per year • Senior • 6+ years exp • Remote (United States) • Full-Time • Senior
C++
Go
Rust
TypeScript
Databases
ClickHouse
FoundationDB
NATS
PostgreSQL
SQLite
DevOps
WebSockets
GitHub
Apply
Top 25% pay 19 days ago

Senior Software Engineer

$130k – $260k per year • Senior • Remote (United States) • Full-Time • Senior
C++
Go
Rust
TypeScript
Databases
ClickHouse
FoundationDB
NATS
PostgreSQL
SQLite
DevOps
WebSockets
GitHub
Apply
Report

Athelas

athelas.com
Athelas is a healthcare technology enterprise that provides an integrated, AI-driven platform designed to streamline clinical operations and remote patient care. The platform features ambient AI medical scribes, automated revenue cycle management, and electronic health record integrations that simplify documentation and billing for medical practices. Additionally, it offers FDA-cleared remote patient monitoring devices and diagnostic tools that enable clinicians to track vital signs and blood markers from home in real time.
athelas.com • San Francisco • Mountain View • Gurgaon • Dhaka • Health Care • Artificial Intelligence • Digital Health • 201-500 employees
San Francisco • Mountain View • Gurgaon • Dhaka • Health Care • Artificial Intelligence • Digital Health • 201-500 employees
Verified live · 3 hours ago 6 days ago

Forward Deployed Engineer

$141k – $287k per year (Estimated)In office (Mountain View, United States) • Bachelor's Degree • Full-Time
JavaScript
Python
SQL
Frontend
React.js
Apply
Verified live · 3 hours ago 6 days ago

Senior Fullstack Engineer, PatientKeeper

$137k – $228k per year (Estimated) • Senior • 5+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
Java
Java
Spring Boot
Databases
PostgreSQL
Frontend
React.js
DevOps
AWS
Azure
GCP
Rest API
Apply
Verified live · 3 hours ago 6 days ago

Software Engineer, Athelas Home

$126k – $257k per year (Estimated) • Remote (United States) • Bachelor's Degree • Full-Time
Python
Python
Flask
Databases
PostgreSQL
AI/ML
Computer Vision
Frontend
React.js
DevOps
Docker
Kubernetes
Apply
Report

Cyble

cyble.com
Cyble is an AI-native cybersecurity and digital risk protection platform that delivers real-time threat intelligence and automated risk mitigation across the surface, deep, and dark web. Powered by its proprietary Blaze AI engine - which utilizes a dual-brain architecture combining live structured threat behavior graphs with semantic context embeddings - the platform continuously indexes over 350 billion threat data points from more than 1.4 million underground cybercrime sources, ransomware portals, and encrypted channels.
cyble.com • Bengaluru • Melbourne • Chicago • London • Dubai • Artificial Intelligence • Threat Intelligence • Cybersecurity • 51-200 employees
Bengaluru • Melbourne • Chicago • London • Dubai • Artificial Intelligence • Threat Intelligence • Cybersecurity • 51-200 employees
Verified live · 2 hours ago 6 days ago

Backend Engineer / Architect

$64k – $106k per year • Staff+ • 11+ years expIn office (Bengaluru, India) • Full-Time • Architect
Java
Java
Spring Boot
Spring Framework
Databases
Apache Kafka
Apache Pulsar
MySQL
PostgreSQL
RabbitMQ
Redis
Kafka
ElasticSearch
OpenSearch
AI/ML
LLM
Embeddings
Flink
NLP
RAG
DevOps
AWS
CI/CD
Docker
gRPC
Incident Management
Kubernetes
Platform Engineering
Rest API
Grafana
OpenTelemetry
Prometheus
Cybersecurity
MITRE ATT&CK
Apply
Verified live · 2 hours ago 6 days ago

Forward-Deployed Engineer (FDE) - Bangalore/Delhi

$18k – $35k per year • Middle • 3+ years expBengaluru • Remote (India) • Bachelor's Degree • Full-Time • Middle
PowerShell
Python
YARA
AI/ML
AI Agents
Prompt Engineering
Cybersecurity
YARA
Recorded Future
Apply
Verified live · 2 hours ago 6 days ago

Senior Software Engineer – AI

$42k – $64k per year • Senior • 6+ years expIn office (Bengaluru, India) • Full-Time • Senior
Go
Node JS
Python
SQL
TypeScript
Python
Django
FastAPI
Flask
Databases
Apache Kafka
RabbitMQ
Kafka
AI/ML
Embeddings
LLM
RAG
AI Agents
LLM Guardrails
Frontend
React.js
DevOps
CI/CD
Docker
gRPC
Kubernetes
Platform Engineering
Vector
Datadog
Grafana
OpenTelemetry
Prometheus
Cybersecurity
Threat Modeling
Apply
Report

Applied Systems

appliedsystems.com
Applied Systems is a global provider of cloud-based software solutions for the property and casualty (P&C) insurance industry. The company delivers an integrated insurtech ecosystem centered around flagship agency management platforms - such as Applied Epic and EZLynx - alongside automated comparative rating, digital payments (Applied Pay), and AI-driven workflow tools.
appliedsystems.com • Bengaluru • Chicago • New York • Atlanta • Salt Lake City • Information Technology • Cloud Computing • Data & Analytics • Sales & Marketing • 501-1000 employees • Est. 1983
Bengaluru • Chicago • New York • Atlanta • Salt Lake City • Information Technology • Cloud Computing • Data & Analytics • Sales & Marketing • 501-1000 employees • Est. 1983
$60k – $125k per year • Junior • Remote (United States) • Bachelor's Degree • Junior
C#
Python
SQL
DevOps
CI/CD
GCP
gRPC
Kubernetes
Rest API
Terraform
Management
Confluence
Jira
Apply
$70k – $120k per year • Senior • 8+ years exp • Remote (CIS, United States) • Bachelor's Degree • Senior
C#
Go
JavaScript
Node JS
SQL
TypeScript
C#
.NET
Databases
PostgreSQL
AI/ML
Claude
Claude Code
Frontend
React.js
DevOps
CI/CD
GCP
gRPC
Kubernetes
Management
Confluence
Jira
QA
Cypress
Apply
6 days ago

Software Engineer

Remote (India) • Bachelor's Degree
Python
TypeScript
Python
FastAPI
Databases
PostgreSQL
DevOps
CI/CD
Rest API
Management
Confluence
Jira
Apply
Report

Veryfi

veryfi.com
Veryfi is a Y Combinator-backed Intelligent Document Processing (IDP) and financial technology company based in San Mateo, California. The company provides developer-first AI APIs and mobile/web SDKs (Veryfi Lens) that automatically transform unstructured business documents - such as receipts, invoices, W-2/W-9 forms, checks, bank statements, and credit cards - into structured JSON data in real time.
veryfi.com • HQ: San Mateo, United States • Software • Billing & Invoicing • Data & Analytics • Artificial Intelligence • 51-200 employees
HQ: San Mateo, United States • Software • Billing & Invoicing • Data & Analytics • Artificial Intelligence • 51-200 employees
Verified live · 2 hours ago 6 days ago

Senior Python Engineer

$90k – $130k per year • Equity 0–0.2% • Senior • 3+ years expSan Mateo • Remote (United States, Colombia) • Full-Time • Senior
JavaScript
Python
Python
Django
Flask
Mobile
React Native
DevOps
Docker
Apply
Top 25% payVerified live · 2 hours ago 6 days ago

Full-Stack Software Engineer

$120k – $160k per year • Junior • 1+ year expIn office (San Mateo, United States) • Full-Time • Junior
JavaScript
Python
Python
Flask
AI/ML
Edge AI
Frontend
JQuery
React.js
Mobile
State Management
Apply
Report
Backend Developer Jobs
Frequently asked questions
How many Backend Developer jobs are available on Alion?
There are currently 24765 active listings from 4789 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs pay?
The average salary is around $191,300 per year based on the current listings.
Are remote options available for 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 Backend Developer jobs?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.