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Top Backend Engineer Jobs in Denver & Boulder, CO

Reposted 8 Hours AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Healthtech • Biotech
Design and implement scalable backend services for managing and processing health data. Collaborate with teams to ensure compliance and reliability while mentoring team members.
Top Skills: AWSAzureDjangoFastapiFhirFlaskGCPHl7HypothesisKafkaKubernetesLocustMySQLNext.JsOauth2PostgresPytestPythonReactTailwind
Reposted 8 Hours AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
141K-229K Annually
Senior level
141K-229K Annually
Senior level
Information Technology • Software
The Backend Engineer will build scalable backend services and APIs for feature management at enterprise scale, collaborating with cross-functional teams.
Top Skills: C++GoJavaRust
YesterdaySaved
Remote
Colorado, CO
160K-253K Annually
Senior level
160K-253K Annually
Senior level
Cloud • Security • Software • Generative AI
Contribute to the development of hosted and on-premise offerings, implementing backend solutions for Kibana Alerting and Reporting while collaborating with various teams.
Top Skills: JavaScriptNode.jsTypescript
YesterdaySaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Cloud • Information Technology
The Backend Engineer will design and maintain backend services using Java or Kotlin, manage SQL databases, and support SOAP APIs while optimizing performance in a retail tech environment.
Top Skills: JavaKotlinSoapSQL
Reposted 6 Days AgoSaved
Remote
Colorado, CO
180K-230K Annually
Senior level
180K-230K Annually
Senior level
Software • Defense
Design and maintain high-performance backend services, improve data models, optimize APIs, and ensure reliability for mission-critical systems.
Top Skills: AWSAzureDockerGCPGoGraphQLGrpcJavaKubernetesNode.jsPythonRest
Reposted 6 Days AgoSaved
Remote
Colorado, CO
180K-230K Annually
Senior level
180K-230K Annually
Senior level
Software • Defense
Design and maintain backend services for a military workflow platform, focusing on scalability, performance, and reliability in production systems.
Top Skills: AWSAzureCi/CdDockerGCPGoGraphQLGrpcJavaKafkaKubernetesNode.jsNon-Relational DatabasesPub/SubPythonRelational DatabasesRest
Reposted 6 Days AgoSaved
Remote or Hybrid
Colorado, CO
120K-135K Annually
Mid level
120K-135K Annually
Mid level
Big Data • Fintech • Information Technology • Insurance • Software
As a Backend Software Engineer II, you will develop web services primarily using Python and PostgreSQL, while collaborating closely with product teams to enhance the digital life insurance enrollment experience. You will ensure the quality of services and participate in planning product roadmaps.
Top Skills: DockerGoogle Cloud PlatformGrpcJavaKubernetesPostgresPythonRest
Reposted 6 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 6 Days AgoSaved
In-Office or Remote
Colorado, CO
200K-235K Annually
Expert/Leader
200K-235K Annually
Expert/Leader
Mobile • Real Estate • Software • Database • Analytics
The role involves architecting and developing a data platform, designing scalable APIs, maintaining infrastructure, and collaborating with cross-functional teams.
Top Skills: AWSCSSGCPGoGrpcHTML5JavaScriptKafkaKubernetesProtobufsPythonReactRed PandaRubyRustTypescript
Reposted YesterdaySaved
Easy Apply
Remote
Colorado, CO
Easy Apply
120K-180K Annually
Mid level
120K-180K Annually
Mid level
Software
Join Pulley's backend team as a Software Engineer II, implementing backend features, collaborating with frontend teams, and improving systems while learning best practices from senior engineers.
Top Skills: APIsGoSQL
Reposted 2 Days AgoSaved
Remote or Hybrid
Colorado, CO
Mid level
Mid level
Artificial Intelligence • Healthtech • Machine Learning • Software • Biotech
As a Database Specialist, you'll optimize ML data infrastructure, modernize ETL pipelines, and collaborate on analytics tools to enhance performance and scalability.
Top Skills: Amazon RdsApache AirflowAuroraHivePostgresPythonRedshiftS3SnowflakeSpark
2 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
145K-235K Annually
Senior level
145K-235K Annually
Senior level
Information Technology • Software
As a Backend Engineer for the Data Platform, you will build data pipelines, enhance database performance, collaborate across teams, and ensure code quality and best practices.
Top Skills: AirflowAthenaClickhouseDatadogElasticsearchFlinkKinesisLambdaPostgresSnowflakeSparkTerraformTimestream
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Reposted 7 Days AgoSaved
Easy Apply
Remote or Hybrid
Colorado, CO
Easy Apply
152K-190K Annually
Senior level
152K-190K Annually
Senior level
Cloud • Healthtech • Professional Services • Software • Pharmaceutical
As a Principal Backend Software Engineer, you'll design and develop core modules for the elluminate platform, engage in all software development lifecycle phases, and provide technical guidance and support to the Engineering team.
Top Skills: AngularAsp.Net MvcAWSC#Distributed SystemsMicroservicesSQLSQL Server
Reposted 2 Days AgoSaved
Remote
Colorado, CO
180K-260K Annually
Senior level
180K-260K Annually
Senior level
Fintech
As a Staff Backend Engineer, you'll lead technical initiatives, design scalable systems, collaborate with teams, and mentor other engineers at OnePay.
Top Skills: AWSFp-TsFunctional ProgrammingKubernetesNode.jsTypescript
Reposted 2 Days AgoSaved
Remote
Colorado, CO
177K-240K Annually
Senior level
177K-240K Annually
Senior level
Cloud • Information Technology
As a Staff Backend Engineer, you'll improve network data observability services, collaborate with teams, and solve challenging engineering problems.
Top Skills: EnvoyExpressGitGoGrpcHaproxyJavaJavaScriptJenkinsKafkaMySQLNode.jsPostgresPythonReactRedisRestRust
Reposted 2 Days AgoSaved
Remote
Colorado, CO
180K-240K Annually
Mid level
180K-240K Annually
Mid level
Productivity • Software
The Backend Engineer will improve reliability and scalability of services, develop new services, and analyze operational efficiencies while collaborating closely with the engineering team.
Top Skills: DockerFfmpegGCPGkeGoK8SLinuxRuby on RailsRedisRuby
Reposted 2 Days AgoSaved
Remote or Hybrid
Colorado, CO
200K-243K Annually
Senior level
200K-243K Annually
Senior level
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
Design and optimize search infrastructure, improve search relevance and speed, mentor engineers, and collaborate across teams.
Top Skills: ElasticsearchOpensearchTypescript
Reposted 2 Days AgoSaved
In-Office or Remote
Colorado, CO
Senior level
Senior level
Blockchain • Machine Learning • Financial Services • Cryptocurrency
Develop and maintain backend features for gaming organizations, integrating Web2 and Web3 technologies while ensuring performance and scalability.
Top Skills: AWSDockerNest.JsPostgresTypescript
8 Days AgoSaved
Remote or Hybrid
Colorado, CO
120K-149K Annually
Senior level
120K-149K Annually
Senior level
Digital Media • Gaming • Information Technology • Software • Sports • Esports • Big Data Analytics
As a Senior Software Engineer, you will design and develop scalable backend systems, delivering production-ready code and owning the software development lifecycle, while mentoring peers and resolving production issues.
Top Skills: AWSC#Google Cloud Platform (Gcp)Java
8 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Senior Backend Engineer, you will develop and maintain deployment infrastructure for GitLab's self-managed customers, ensuring secure and scalable operations across various environments.
Top Skills: GoGrafanaHelmKubernetesPostgresPrometheusRubyTerraform
3 Days AgoSaved
Remote
Colorado, CO
6K-6K Annually
Senior level
6K-6K Annually
Senior level
Information Technology • Consulting
Lead backend engineering team, design and develop web applications, oversee code migrations, collaborate cross-functionally, mentor junior developers.
Top Skills: .NetJavaKotlinPHPPythonReactRestful ApisScalaTypescriptVue
3 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
120K-178K Annually
Mid level
120K-178K Annually
Mid level
Artificial Intelligence • Information Technology • Machine Learning • Marketing Tech • Software • Biotech • Design
The Backend Engineer will enhance Oura's e-commerce capabilities, focusing on scalable solutions using Typescript, AWS, and API best practices, while supporting customer care and maintaining code quality.
Top Skills: AWSDynamoDBRedisTypescript
Reposted 6 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Mid level
Mid level
Insurance
The Backend Engineer will develop infrastructure for product integration, create documentation for team training, and influence technology decisions.
Top Skills: C#,.Net,Sql,Git,Github
Reposted 8 Days AgoSaved
Remote
Colorado, CO
140K-210K Annually
Senior level
140K-210K Annually
Senior level
Sales • Software • Automation
As a Senior Software Engineer, you will design, build, and launch backend systems and APIs, collaborate with cross-functional teams, and improve scalability and performance of the CRM application.
Top Skills: AnsibleAWSDockerElasticsearchFlaskGraphQLKubernetesMongoDBPostgresPythonRedisTerraformWebsockets
9 Days AgoSaved
Remote
Colorado, CO
217K-293K Annually
Expert/Leader
217K-293K Annually
Expert/Leader
Artificial Intelligence • Cloud • Consumer Web • Productivity • Software • App development • Data Privacy
Lead a team of engineers focusing on optimizing activation and engagement flows. Contribute code, shape technical direction, and promote Agile practices.
Top Skills: Agile PracticesBack-End Development
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