Last updated: 2025-07-24
275 Backend Engineer jobs in San Francisco.
Caldera
Caldera enables dynamic, scalable blockchain experiences by building software that makes it easy for innovative blockchain applications to launch their own ult…
San Francisco
- Skills: blockchain interoperability, smart contracts, cross-chain interactions, DeFi protocols, cross-chain bridges, MEV infrastructure, high-availability, distributed systems, performance optimization, clean code
- Level: mid
- Type: full_time
Well-capitalized startup
Developing cutting-edge tools for web3 builders.
Palo Alto
- Skills: backend development, TypeScript, Node.js, PostgreSQL, Kubernetes, APIs, DevOps, scalability, distributed systems, web3 ecosystem
- Level: senior
- Type: full_time
Aerospike
Aerospike develops the world’s leading real-time database—powering mission-critical applications for the most innovative, category-disrupting organizations. He…
Mountain View
- Skills: C, distributed systems, real-time database, high-performance, low-latency, OLTP workloads, scalable features, clustering, replication, consensus protocols
- Level: mid
- Type: full_time
Column
Column is a bank and a software company built from the ground up, offering builders and developers technology-forward banking solutions that simplify the banki…
San Francisco
- Skills: Backend engineer, Go programming, Production coding, SQL proficiency, Financial services, Fintech, Product decisions, Self-management, Team collaboration, Flexible time-off
- Level: mid
- Type: full_time
Conduit
Conduit is building a rollup-native cloud platform that scales Ethereum, making onchain compute abundant and launching a new wave of innovation in the crypto e…
San Francisco
- Skills: onchain compute, rollup technology, distributed systems, devops, software solutions, scalable solutions, networking issues, performance problems, memory leaks, open-source software
- Level: mid
- Type: full_time
Airtable
Airtable is the no-code app platform that empowers people closest to the work to accelerate their most critical business processes. More than 500,000 organizat…
San Francisco
- Skills: backend engineering, infrastructure, scalability, databases, distributed systems, service-oriented architectures, reliability, observability, Kubernetes, CI/CD systems
- Level: mid
- Type: full_time
Cyberhaven
Cyberhaven is the AI-powered data security company revolutionizing how companies detect and stop the most critical insider threats to their most important data…
San Francisco
- Skills: Backend engineer, data protection, AI technology, real-time processing, large-scale applications, Go, Python, microservices, secure software, transformer-based architecture
- Level: mid
- Type: full_time
Agtonomy
Agtonomy is pioneering advanced automation and AI solutions to transform agriculture and beyond. Initially focused on specialty crops, our TeleFarmer™ platform…
South San Francisco
- Skills: automation, AI solutions, cloud services, APIs, data processing, data storage systems, reliable connectivity, autonomous operations, robotics, agriculture
- Level: mid
- Type: full_time
Workhelix
Workhelix brings together cutting-edge research and comprehensive data to assess clients’ Generative AI opportunity.
San Francisco
- Skills: Generative AI, RESTful APIs, microservices, continuous integration, continuous delivery, server-side applications, AWS suite, EC2, Lambda, data management
- Level: mid
- Type: full_time
AppLovin
AppLovin makes technologies that help businesses of every size connect to their ideal customers. The company provides end-to-end software and AI solutions for …
Palo Alto
- Skills: backend software engineering, large-scale distributed systems, collaborate with engineering teams, product roadmap, C++, Java, data structures, algorithms, high-availability systems, low-latency systems
- Level: mid
- Type: full_time
Found
Found is building tools that give self-employed people the security and peace of mind that has historically only been possible at big corporations. We’re a bus…
San Francisco
- Skills: Full-Stack Engineer, Ruby on Rails, React, Typescript, MySQL, Redis, Backend frameworks, Frontend frameworks, Tax products, Accounting
- Level: mid
- Type: full_time
AngelList
AngelList is the nexus of venture capital and the startup community. We support over $124B+ assets on our platform, and we’ve driven capital to over 12,000 sta…
San Francisco
- Skills: backend, engineering, fund accounting, software development, data modeling, Rails APIs, React frontend, private market data, autonomy, ownership
- Level: mid
- Type: full_time
Kraken
Kraken is a mission-focused company rooted in crypto values, aiming to accelerate the global adoption of crypto for financial freedom and inclusion.
San Francisco
- Skills: backend systems, stablecoins, blockchain technologies, DeFi protocols, secure APIs, user onboarding, cryptographic methods, payment systems, Python, Go
- Level: mid
- Type: full_time
Levelpath
Levelpath is on a mission to revolutionize the modern procurement software industry and make it delightful. Our platform simplifies the procurement process for…
San Francisco
- Skills: Ruby, Ruby On Rails, PostgreSQL, MySQL, AI, Backend Development, Distributed Systems, Agile Environment, Docker, SaaS
- Level: mid
- Type: full_time
Machinify
Machinify is the leading provider of AI-powered software products that transform healthcare claims and payment operations. Each year, the healthcare industry g…
Palo Alto
- Skills: backend development, application system architecture, scalable systems, Java, Scala, SQL queries, Python, C#, test writing discipline, critical thinking
- Level: senior
- Type: full_time
Modern Treasury
Modern Treasury is the operating system for money movement. Our payment operations platform combines a suite of APIs and dashboards to help companies unlock ne…
San Francisco
- Skills: Software Engineering, Payments Products, API, Scalable Systems, SQL, Relational Databases, High-Availability Systems, Ruby on Rails, React, AWS
- Level: senior
- Type: full_time
OneSchema
OneSchema makes cleanup of messy CSVs 10x faster with its embeddable spreadsheet product that simplifies data cleansing and import.
San Francisco
- Skills: software engineering, CSV, data cleansing, Ruby, Rust, Typescript, React, Postgres, scalability, cloud infrastructure
- Level: senior
- Type: full_time
Typedef
Join us at Typedef, where we're on a mission to make data magic happen! We’re laser-focused on empowering data pros to create essential data products minus the…
Oakland
- Skills: serverless query engine, technical roadmap, team leadership, recruit and build, customer-centric development, system design, software architecture, Agile development, Rust, Go, C++
- Level: mid
- Type: full_time
Replit
Replit is the fastest way to turn ideas into software. With our powerful AI-powered Agent and Assistant, anyone can create and launch apps from natural languag…
Foster City
- Skills: billing systems, invoicing systems, user experience, subscription invoicing, usage based billing, APIs, monetization tactics, revenue growth, flexible work hours, autonomous work
- Level: mid
- Type: full_time
N/A
Our mission is to empower building materials suppliers with great technology. There are over $1,000,000,000,000 of building materials bought in the US every ye…
Redwood City
- Skills: software engineer, Go, system architecture, mentorship, engineering quality, team collaboration, constructive feedback, start-up environment, building materials, agile development
- Level: mid
- Type: full_time