19 senior backend developer jobs at 14 companies in Winters, CA
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yrOnsiteFull Time
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Senior Backend Engineer (Ruby on Rails/Python) - Content Foundations
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$120k-$217k/yrHybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
7+ YOE7+ years software engineering; experience with ingestion pipelines, ETL, and content processing; proficient in Ruby, Python, or Go; AWS and distributed workflows; strong DB design; effective communicator.
Valency Systems: A small, high-trust team building a global hub for agentic research, with a hybrid in-person/remote work model.
8+ YOE8+ years in software engineering; backend focus; strong in at least one backend language; cloud platforms; relational and non-relational DBs; containers; CI/CD; mentoring; able to own end-to-end projects.
United States or Santa Ana or San Francisco or Oakland or Berkeley or New Jersey or Texas or Florida or Shanghai or Hong Kong or Japan or Canada or Mexico or Germany or France
$141k-$229k/yrHybridFull Time
Collectors: Providing authentication and grading services for high-value collectibles.
6+ YOE6+ years engineering experience, deep C#/.NET backend skills, frontend experience with React/Svelte/TypeScript, payments/gateway and distributed-systems experience, observability and security mindset.
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
HybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas or Charlotte
$141k-$267k/yrHybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
Significant backend engineering experience building and scaling distributed systems; strong coding in Ruby/Scala/Go/Python; expertise in reliability, observability, SLOs, and mentoring; cross-functional collaboration experience.
Modelyst: A three-person engineering firm delivering production data and machine learning infrastructure for manufacturing and research environments.
5+ YOESenior-level experience shipping production backend or data services in Python; Production AWS architecture; IaC with Terraform/Terragrunt; operating systems in production.
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
4+ YOE4+ years specialty software engineering; 3+ years backend or systems programming in Go; 6+ months ECC; 1+ year distributed systems; experience with Cosmos SDK, CometBFT.
California or San Francisco or Oakland or Berkeley or Santa Ana or New Jersey or Texas or Florida or Japan or Shanghai or Hong Kong or Canada or Mexico or Germany or France
$141k-$229k/yrHybridFull Time
Collectors: Providing authentication and grading services for high-value collectibles.
5+ YOE5+ years engineering experience with strong backend focus, 3+ years Java and Spring Boot, frontend experience with Javascript/Typescript/React/NextJS, database and containerization experience, API design, and familiarity with Agile and AI tooling.
PBK: Provides architectural and engineering design for specialized facilities.
7+ YOE7+ years full-stack development experience, proficiency with JavaScript/TypeScript, React, backend tech (Node.js/.NET/C#/Python), Azure, API integrations, CI/CD, and secure development practices; bachelor\u0002s degree preferred.
React, TypeScript, Node.js, .NET, C#, Python, Salesforce, Deltek Vantagepoint, Autodesk Forma, Microsoft Azure, GitHub Enterprise, Azure DevOps, Microsoft 365, Microsoft Graph API, Microsoft SharePoint, Docker, Azure Monitor, Application Insights, Log Analytics
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
5+ YOE5+ years specialty software engineering; 3+ years backend/systems programming with expert-level Go; ECC experience; BFT consensus, P2P, and state replication experience; familiarity with Cosmos SDK/CometBFT desirable.
Experienced SQL/Java Developer - Hybrid Gold River, CA (Gold River, CA, US, 95670)
Gold River, California, United States
$97k-$139k/yrHybridFull Time
Gainwell Technologies: Delivers technology solutions for public health and Medicaid programs.
5+ YOE5+ years SQL mastery; 2-3 years Java/Spring Boot; data validation; AWS Lambda/S3; Eclipse and Git; backend with OpenText Exstream (plus) desirable.
RFgen: Mobile barcoding and data collection software for supply chains.
5+ YOE5+ years in software testing with strong manual testing, test planning, SQL for backend validation, use of AI tools (e.g., Claude, ChatGPT), structured reporting, and ability to operate on distributed teams.
Terabase Energy: Digital and automation platform for utility-scale solar plants.
10+ YOE10+ years software engineering experience with technical leadership; expert Python and Django, Angular, PostgreSQL/PostGIS, scalable backend design, agile/scrum, AI-assisted tooling familiarity, and strong communication; located within commuting distance of Davis, CA.
Python, Django, Angular, PostgreSQL, PostGIS, Claude Code, Cursor, AWS, CloudFormation, Terraform, Modbus, OPC-UA, MQTT, CAN bus, SCADA, IoT, Scrum