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Top Backend Engineer Jobs in Denver & Boulder, CO

Reposted 9 Hours AgoSaved
Remote
Colorado, CO
150K-225K Annually
Senior level
150K-225K Annually
Senior level
Artificial Intelligence • Healthtech • Insurance • Mobile • Financial Services
You will tackle AI challenges, develop scalable software and collaborate with teams to enhance healthcare navigation using AI solutions.
Top Skills: AIAPIsGpt-4Machine LearningSoftware Development
Reposted 2 Days AgoSaved
Hybrid
Colorado, CO
140K-140K Annually
Senior level
140K-140K Annually
Senior level
Artificial Intelligence • Software
As a Senior Backend Engineer, you will build APIs and backend systems for an observability platform, focusing on performance, security, and delivering customer results. You will collaborate with product teams and apply best engineering practices.
Top Skills: APIsAWSDistributed SystemsDockerGCPGo/GolangKubernetesMicroservicesSQL
Reposted 4 Days AgoSaved
Remote
Colorado, CO
150K-195K Annually
Senior level
150K-195K 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 7 Days AgoSaved
Remote
Colorado, CO
150K-220K Annually
Senior level
150K-220K Annually
Senior level
Mobile • Other • App development • Utilities • Automation
Design, build, and operate backend systems that serve millions globally, improve cloud infrastructure, and collaborate on new products while ensuring reliability and performance. Also involved in customer interactions to enhance service quality.
Top Skills: CloudflareDartGCPPostgresRedis
8 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
121K-136K Annually
Mid level
121K-136K Annually
Mid level
Insurance
The Backend Engineer II will design, build, test, and maintain backend services for Openly's insurance platform, collaborating on API creation and integration with external services while contributing to architectural decisions.
Top Skills: Aiven DebeziumArcgisBigQueryCircleCICloud FunctionsComposer/AirflowDatadogGcp GcsGitGoJupyter NotebooksKafkaNuxtPostgresPythonRTailwindTerraformVuejsWebpack
Reposted 10 Days AgoSaved
In-Office or Remote
Colorado, CO
90K-150K Annually
Mid level
90K-150K Annually
Mid level
Artificial Intelligence • Fintech • Software
As a Back-End Engineer, you will design, implement, and maintain core infrastructure while ensuring performance, scalability, and reliability in a fintech environment.
Top Skills: AWSDevOpsEc2ElbMongoDBNode.jsS3
Reposted 12 Days AgoSaved
Remote or Hybrid
Colorado, CO
192K-225K Annually
Senior level
192K-225K Annually
Senior level
Big Data • Fintech • Information Technology • Insurance • Software
Develop core services using Golang and PostgreSQL, resolve feature issues, ensure software quality, and promote CI/CD practices while collaborating with teams.
Top Skills: Ci/CdDockerGoPostgres
Reposted 22 Days AgoSaved
Remote or Hybrid
Colorado, CO
190K-225K Annually
Senior level
190K-225K Annually
Senior level
Big Data • Fintech • Information Technology • Insurance • Software
Develop and support web services for digital life insurance enrollment, collaborating closely across teams to enhance platform capabilities. Responsible for the quality and maintainability of services, utilizing Python and Java, among other technologies.
Top Skills: DockerGrpcJavaKubernetesPostgresPythonRest
Reposted 23 Days AgoSaved
In-Office
Colorado, CO
124K-228K Annually
Senior level
124K-228K Annually
Senior level
Aerospace • Artificial Intelligence • Computer Vision • Software • Analytics • Defense • Big Data Analytics
The Senior GIS Back-End Engineer will design, build, and maintain geospatial infrastructure, manage spatial data, and support scalable GIS solutions. Responsibilities include troubleshooting Esri systems and collaborating on new analytic capabilities.
Top Skills: AWSBashC2SEsri EnterpriseJavaJavaScriptLinuxOpenshiftPostgresPythonR
6 Hours 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 and maintain backend systems for stablecoin payments, lead projects, collaborate with teams, and mentor junior engineers in a fast-paced environment.
Top Skills: AWSGCPGoJava
Reposted 9 Hours AgoSaved
Remote
Colorado, CO
150K-220K Annually
Mid level
150K-220K Annually
Mid level
Artificial Intelligence • Machine Learning • Natural Language Processing • Software • Conversational AI
Lead the design and implementation of backend services for data cataloging and ML training systems, focusing on performance and scalability.
Top Skills: CC++PythonRustUnix
Reposted 9 Hours 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
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Reposted 9 Hours 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 9 Hours 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 9 Hours 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 9 Hours AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
142K-210K Annually
Junior
142K-210K Annually
Junior
Big Data • Fintech • Mobile • Payments • Financial Services
The Software Engineer II will develop and launch backend systems, collaborate on projects, support operational metrics, and engage in team growth activities.
Top Skills: AWSKotlinKubernetesMySQLPython
Reposted YesterdaySaved
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 YesterdaySaved
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
2 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
200K-270K Annually
Senior level
200K-270K Annually
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
As a Staff Software Engineer, Backend, you will lead technical strategy, collaborate on product development, develop backend systems, ensure operational excellence, foster team culture, and mentor talent.
Top Skills: AWSKotlinKubernetesMySQLPythonSpark
2 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
169K-240K Annually
Senior level
169K-240K Annually
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
The Senior Software Engineer will develop money management tools, collaborate with cross-functional teams, and mentor junior engineers.
Top Skills: Python,Kotlin,Aws
2 Days AgoSaved
Remote or Hybrid
Colorado, CO
136K-170K Annually
Senior level
136K-170K Annually
Senior level
Digital Media • Gaming • Information Technology • Software • Sports • Esports • Big Data Analytics
Lead Software Engineer responsible for designing and developing API services, collaborating with business teams, and ensuring high-quality delivery of applications.
Top Skills: AWSC#MySQLNode.jsReactReduxSQLSQL Server
2 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
Build and maintain scalable backend systems for managing staked digital assets. Collaborate with teams to develop services using Golang and ensure high quality, well-tested code to meet business needs.
Top Skills: Blockchain TechnologyDockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
Reposted 2 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
254K-299K Annually
Senior level
254K-299K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
The role involves leading the technical design and implementation of complex financial products, ensuring a low-latency trading experience, defining technical strategy, and mentoring junior engineers. Strong collaboration across teams is essential.
Top Skills: Backend SystemsCrypto-Native SystemsDistributed SystemsTrading Systems
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
Design and deliver backend initiatives for institutional clients, focusing on secure and scalable systems integration with blockchain technology. Lead projects, mentor, and ensure high-quality engineering practices while fostering team collaboration.
Top Skills: AWSBlockchain ProtocolsEvmGoGraphQLKubernetesRest ApisSolanaUtxo
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