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Top Senior Backend Engineer Jobs in Denver & Boulder, CO

Reposted YesterdaySaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Senior Backend Engineer, you'll develop and enhance authentication strategies, improve access management, and ensure security for GitLab users, focusing on scalable solutions.
Top Skills: IamLdapRbacRuby On RailsSAMLScimSso
5 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
146K-164K Annually
Mid level
146K-164K Annually
Mid level
Insurance
The Senior Backend Engineer will design, build, and maintain backend services and APIs for Openly's insurance platform, collaborating with various teams.
Top Skills: BigQueryCircleCICloud FunctionsDatadogGCPGitGoPostgresTerraform
Reposted 5 Days AgoSaved
Hybrid
Colorado, CO
135K-150K Annually
Senior level
135K-150K Annually
Senior level
Food • Healthtech • Information Technology • Other
Develop and maintain software applications, collaborate in agile teams, mentor junior engineers, and enhance digital experiences using modern technologies.
Top Skills: C#,.Net Core,Azure Functions,Webapi,Entity Framework,Azure Sql,Cosmosdb,Docker
Reposted 5 Days AgoSaved
Remote or Hybrid
Colorado, CO
145K-190K Annually
Senior level
145K-190K Annually
Senior level
Big Data • Fintech • Information Technology • Insurance • Software
As a Senior Backend Engineer, you will develop web services for the life insurance enrollment experience, collaborating with various teams to enhance the product roadmap and maintain service quality.
Top Skills: DockerGoogle Cloud PlatformGrpcJavaKubernetesPostgresPythonRest
Reposted 11 Days AgoSaved
In-Office
Colorado, CO
125K-155K Annually
Senior level
125K-155K Annually
Senior level
Digital Media • Gaming • Software • Esports • Automation
The Senior Back-End Engineer will develop and maintain the US Sports platform, mentor junior engineers, and collaborate with stakeholders to enhance a high-throughput betting system.
Top Skills: .NetC#GCPGoKubernetesMicroservicesMssqlReactRustTypescriptWpf
Reposted 12 Days AgoSaved
Remote or Hybrid
Colorado, CO
165K-235K Annually
Senior level
165K-235K Annually
Senior level
Big Data • Cloud • Productivity • Software • Database • Analytics • Automation
The Senior Backend Engineer will design and implement features for a SaaS product, focusing on backend systems, data modeling, and improving team capabilities.
Top Skills: AWSCi/CdDjangoPython
Reposted 12 Days AgoSaved
Remote or Hybrid
Colorado, CO
165K-235K Annually
Senior level
165K-235K Annually
Senior level
Big Data • Cloud • Productivity • Software • Database • Analytics • Automation
As a Senior Backend Engineer, you'll build features for AI integration, measure productivity changes, and support production operations in a SaaS environment.
Top Skills: AWSDjangoPythonReact
Reposted 12 Days AgoSaved
Remote or Hybrid
Colorado, CO
165K-235K Annually
Senior level
165K-235K Annually
Senior level
Big Data • Cloud • Productivity • Software • Database • Analytics • Automation
Seeking a Senior Backend Engineer to develop backend systems for a Native AI platform, focusing on API design, data integration, and production software systems using Python and Django.
Top Skills: Api DesignAWSDjangoLarge Language ModelsPython
Reposted 12 Days AgoSaved
Remote or Hybrid
Colorado, CO
165K-235K Annually
Senior level
165K-235K Annually
Senior level
Big Data • Cloud • Productivity • Software • Database • Analytics • Automation
The Senior Backend Engineer, AI Systems will design features for a SaaS environment, manage complex data, and work with AI models. Responsibilities include implementation, support for production, and collaboration within an agile team.
Top Skills: Amazon BedrockAmazon SagemakerAWSCi/CdClaude CodeColumnar Database SystemsCopilotCursorKiroLarge Language ModelsPythonReactRelational Database Systems
Reposted 19 Days AgoSaved
Remote or Hybrid
Colorado, CO
145K-160K Annually
Senior level
145K-160K Annually
Senior level
Big Data • Fintech • Information Technology • Insurance • Software
Develop core backend services using Golang and PostgreSQL. Engage in peer code reviews, ensure software security, and advocate for CI/CD practices.
Top Skills: DockerGoPostgres
Reposted 23 Days AgoSaved
In-Office or Remote
Colorado, CO
65-90 Hourly
Senior level
65-90 Hourly
Senior level
Food • Healthtech • Information Technology • Other
The Senior Back-End Engineer will build cloud-native back-end services, APIs, and microservices for a health technology platform, focusing on scalability, security, and compliance.
Top Skills: .Net 10Api ManagementAzure FunctionsC#Cosmos DbEvent GridKey VaultService BusSQL
Reposted 24 Days AgoSaved
Remote
Colorado, CO
180K-230K Annually
Senior level
180K-230K Annually
Senior level
Big Data • Cloud • Software • Generative AI • Big Data Analytics
The Senior Backend Engineer will build production-grade backend services, own major projects from inception to deployment, and architect scalable solutions in a collaborative environment.
Top Skills: AWSPysparkPython
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Reposted YesterdaySaved
Remote
Colorado, CO
150K-225K Annually
Senior level
150K-225K Annually
Senior level
Artificial Intelligence • Healthtech • Insurance • Mobile • Financial Services
Design and build integration frameworks for data flows between Granted and external partners, focusing on reliability and performance while utilizing AI for automation.
Top Skills: AIAPIsBackend EngineeringDistributed SystemsEhrHsa/Fsa
Reposted YesterdaySaved
Easy Apply
Remote
Colorado, CO
Easy Apply
254K-299K Annually
Senior level
254K-299K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
As a Senior Staff Software Engineer, you will lead the technical design and implementation for trading and financial infrastructure, ensuring a performant experience while influencing decision-making across multiple teams. With over 10 years of backend systems experience, you will simplify architecture and enhance engineering rigor.
Top Skills: Backend Distributed SystemsCrypto-Native SystemsMarket MakingTrading Systems
Reposted 24 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
The Senior Backend Engineer will develop scalable product features, lead technical initiatives, mentor engineers, and guide technical strategies related to GitLab Geo.
Top Skills: PostgresRuby On Rails
3 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
254K-299K Annually
Senior level
254K-299K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Design and implement AI systems for customer support and compliance, architect solutions, mentor team members, and manage project deliverables.
Top Skills: AIGoLlm
3 Days AgoSaved
Hybrid
Colorado, CO
111K-185K Annually
Senior level
111K-185K Annually
Senior level
Fitness • Music • Software
As a Senior Software Engineer (Backend), you will develop backend services for music technology, enhance system performance, and mentor junior developers.
Top Skills: .NetAWSC#DockerRabbitMQRuby on RailsRedisRestful ApisRubySQL
Reposted 25 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
132K-207K Annually
Senior level
132K-207K Annually
Senior level
Artificial Intelligence • Enterprise Web • Software • Design • Generative AI
As a Senior Backend Engineer, you'll collaborate with a cross-functional team to build features for a Digital Asset Manager, tackle complex technical issues, and apply web best practices in a rapidly evolving environment.
Top Skills: CSSExpressHTMLJavaScriptMongoDBNode.jsReactTypescript
3 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
As a Senior Software Engineer, you will build scalable systems, collaborate on REST APIs, lead projects, and mentor junior developers, focusing on finance-related software robustness.
Top Skills: DockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
Reposted 3 Days AgoSaved
Remote
Colorado, CO
203K-274K Annually
Expert/Leader
203K-274K Annually
Expert/Leader
Artificial Intelligence • Cloud • Consumer Web • Productivity • Software • App development • Data Privacy
As a Senior Backend Product Software Engineer, you'll enhance Dropbox products, collaborate with teams, mentor junior engineers, and participate in on-call rotations.
Top Skills: GoHTML/CSSJavaJavaScriptMySQLPythonReactRust
Reposted 3 Days AgoSaved
Remote or Hybrid
Colorado, CO
100K-140K Annually
Senior level
100K-140K Annually
Senior level
Cloud • Insurance • Payments • Software • Business Intelligence • App development • Big Data Analytics
The role involves designing, developing, and delivering high-quality software solutions, conducting code reviews, and debugging applications, with a focus on SaaS-based development and software quality.
Top Skills: DjangoFastapiPostgresPythonReactTypescript
4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
254K-299K Annually
Senior level
254K-299K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Design and implement the core Risk platform architecture, manage projects, mentor team members, and write high quality code for Coinbase products.
Top Skills: Backend Software EngineeringDistributed SystemsGoMachine Learning
4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Design, build, and operate low-latency indexing and streaming services. Lead initiatives to improve latency and reliability and collaborate on defining data contracts for SDKs and platform primitives.
Top Skills: ClickhouseGoGrpcKafkaMongoDBRedisS3
4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
The role involves developing and maintaining backend services for a blockchain platform, collaborating on integrations, troubleshooting challenges, and ensuring high-quality code.
Top Skills: APIsBlockchainGoRuby
4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
In this role, you will upgrade blockchain nodes, implement automation for efficiency, and identify areas for investment to streamline services.
Top Skills: AutomationBlockchainIntegration TestingService Oriented Architecture
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