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Top Senior Backend Engineer Jobs in Denver & Boulder, CO

Reposted YesterdaySaved
Easy Apply
In-Office or Remote
Colorado, CO
Easy Apply
118K-252K Annually
Senior level
118K-252K Annually
Senior level
Cloud • Security • Software • Cybersecurity • Automation
Design and develop a Go-based instrumentation service for GitLab, ensuring data integrity and supporting product development teams with analytics and instrumentation capabilities.
Top Skills: GoGrpcRestRuby On Rails
Reposted YesterdaySaved
Remote
Colorado, CO
138K-221K Annually
Senior level
138K-221K Annually
Senior level
Cloud • Fintech • Food • Information Technology • Software • Hospitality
Design, implement, and maintain integrations and services for billing, payments, and accounting systems. Collaborate with product teams, draft technical and testing plans, and develop automated end-to-end and unit tests to ensure production reliability.
Top Skills: IpaasJavaJavaScriptJSONKotlinNetSuitePulsarRestSalesforceSQLWorkatoXMLZuora Billing
Reposted 2 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Senior Backend Engineer, you'll oversee the Secrets Manager's architecture and development, ensuring secure handling of credentials and collaborating on backend solutions.
Top Skills: GoGraphQLHashicorp VaultKubernetesRuby On Rails
7 Days AgoSaved
Remote
Colorado, CO
157K-230K Annually
Senior level
157K-230K Annually
Senior level
Insurance • Legal Tech • Social Impact
The Senior Backend Engineer will enhance data integration infrastructure, manage internal systems, and collaborate with teams to execute engineering tasks for growth initiatives.
Top Skills: GCPGoKubernetesSalesforceTerraform
Reposted 8 Days AgoSaved
Remote
Colorado, CO
159K-254K Annually
Senior level
159K-254K Annually
Senior level
Cloud • Fintech • Food • Information Technology • Software • Hospitality
As a Senior Backend Engineer, you will design and maintain scalable backend systems, implement integrations, and ensure system stability, focusing on revenue optimization and automation.
Top Skills: Ci/CdJavaJSONKotlinRestSalesforceSQLXMLZuora
8 Days AgoSaved
Remote
Colorado, CO
157K-230K Annually
Senior level
157K-230K Annually
Senior level
Insurance • Legal Tech • Social Impact
As a Senior Software Engineer, you'll own backend systems, mentor team members, and collaborate with product and design to build user-focused solutions.
Top Skills: DockerGoGoogle Cloud PlatformKubernetesTerraform
Reposted 12 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
13 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 key SaaS features, focusing on data modeling and API performance, while collaborating with a senior development team to enhance engineering operations.
Top Skills: AWSDjangoPython
Reposted 14 Days AgoSaved
In-Office
Colorado, CO
125K-155K Annually
Senior level
125K-155K Annually
Senior level
Digital Media • Gaming • Software • Esports • Automation
As a Senior Back-End Engineer, you'll develop and maintain our US Sports platform, coaching junior engineers and collaborating with stakeholders to ensure system reliability and scalability.
Top Skills: GCPGoKubernetesMicroservicesReactRustTypescript
15 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 work on enhancing the GitLab DevSecOps platform, driving innovation while collaborating with team members. You will be expected to embrace AI capabilities to improve productivity and efficiency.
Reposted 15 Days AgoSaved
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
16 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
145K-190K Annually
Senior level
145K-190K Annually
Senior level
Cannabis • eCommerce • Enterprise Web • Logistics • Payments • Software • Database
The Senior Backend Engineer II will design, build, and maintain backend services for financial workflows, collaborating with product and engineering teams to enhance system reliability and performance.
Top Skills: DockerJavaJvm FrameworksKubernetesRelational Databases
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Reposted 18 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 19 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: .Net CoreAzure FunctionsAzure SqlC#CosmosdbDockerEntity FrameworkWebapi
Reposted 20 Days AgoSaved
Remote or Hybrid
Colorado, CO
110K-160K Annually
Senior level
110K-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 2 Days AgoSaved
Remote
Colorado, CO
180K-230K Annually
Senior level
180K-230K Annually
Senior level
Software • Defense
Design, build, and operate backend services focusing on performance, scalability, reliability, and observability. Diagnose production issues, optimize data models and APIs, contribute to architecture and operational strategy, and collaborate across product, frontend, and DevOps to deliver mission-critical systems.
Top Skills: AWSAzureCi/CdDockerEvent BusesGCPGoGraphQLGrpcJavaKafkaKubernetesLoggingMessage QueuesMetricsMicroservicesNode.jsNon-Relational DatabasesPub/SubPythonRelational DatabasesRestStreaming PlatformsTracing
Reposted 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 at Coinbase, you will build scalable backend services using Golang, mentor junior developers, and collaborate with teams to enhance financial operations.
Top Skills: DockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
Reposted 15 Hours AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Artificial Intelligence
Seeking a Senior Backend Engineer to design and implement robust backend systems using Python, FastAPI, and Docker. Responsibilities include developing APIs, asynchronous workflows, and collaborating on architectural discussions, focusing on performance and reliability.
Top Skills: DockerFastapiPostgresPythonRedisSqlalchemy
YesterdaySaved
Remote
Colorado, CO
53K-120K Annually
Senior level
53K-120K Annually
Senior level
HR Tech
The Senior Backend Engineer will develop tools, APIs, and integrations, while ensuring systems are secure and reliable. Responsibilities include leading projects, reviewing code, mentoring engineers, and enhancing automation workflows.
Top Skills: AWSElixirGitlabNext.JsPhoenixPostgresReact
7 Days AgoSaved
Remote
Colorado, CO
156K-235K Annually
Senior level
156K-235K Annually
Senior level
Artificial Intelligence • Cloud • Consumer Web • eCommerce • Information Technology • Software
The role involves collaborating on architecture and development of scalable applications, improving DevOps practices, and being an expert in backend technologies.
Top Skills: DockerGoJavaLinuxMemcachedMySQLPHPPythonRedis
7 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
130K-140K Annually
Senior level
130K-140K Annually
Senior level
Artificial Intelligence • Consumer Web • Digital Media • Information Technology • Social Impact • Software
The role involves maintaining and modernizing the Rails stack, improving performance and reliability, and building internal tooling to support scalable infrastructure.
Top Skills: MySQLPostgresRuby On Rails
Reposted YesterdaySaved
In-Office or Remote
Colorado, CO
200K-220K Annually
Expert/Leader
200K-220K Annually
Expert/Leader
Real Estate
As a Tech Lead, you will spearhead the backend tech vision, mentor junior engineers, collaborate with teams, and improve Java Spring Microservices.
Top Skills: ArgocdAWSBugsnagDatadogDockerDynamoDBIntellijJava 17+Jpa (Hibernate)KafkaKubernetesMavenPostgresSpring BootSQLTeamcity
Reposted YesterdaySaved
Remote
Colorado, CO
135K-150K Annually
Senior level
135K-150K Annually
Senior level
Internet of Things • Cybersecurity • Defense
As a Senior Backend Engineer, you'll design, implement, and improve backend systems while mentoring junior engineers and guiding technical direction. Collaborate with cross-functional teams to ensure high-quality solutions are delivered.
Top Skills: JestPythonSQLVitest
2 Days AgoSaved
Remote
Colorado, CO
180K-210K Annually
Senior level
180K-210K Annually
Senior level
Security • Cybersecurity • Automation
Senior Backend Engineer will design and maintain core backend services, develop RESTful APIs, and ensure system performance and reliability in a SaaS environment.
Top Skills: AWSDockerJavaMicroservicesMongoDBNeo4JPythonRestful Apis
Reposted 2 Days AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Artificial Intelligence • Information Technology • Machine Learning • Software • Database • Analytics
The Senior Backend Engineer will own features from inception to deployment, develop Golang services, integrate third-party APIs, and enhance the Connectors platform for better developer experience.
Top Skills: AWSDockerGoGraphQLGrpcKubernetesPostgresPython
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