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Top Backend Engineer Jobs in Denver & Boulder, CO

Reposted YesterdaySaved
Remote
Colorado, CO
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
3 Days AgoSaved
Remote
Colorado, CO
181K-212K Annually
Senior level
181K-212K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Senior Software Engineer responsible for building high-quality backend infrastructure for blockchain platforms, mentoring team members, and managing project deliverables.
Top Skills: ClickhouseGoKafkaMongoDBRedisS3
Reposted 3 Days AgoSaved
Remote
Colorado, CO
152K-179K Annually
Junior
152K-179K Annually
Junior
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Design and implement financing products, build APIs and tools, collaborate with teams, support operations, and mentor team members.
Top Skills: GoKafkaPostgresProtobufReact
4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
169K-240K
Senior level
169K-240K
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
The role involves leading engineering projects for backend systems, collaborating with teams on product development, and ensuring system availability and quality.
Top Skills: AWSKotlinKubernetesMySQLPython
4 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado, CO
Easy Apply
98K-210K Annually
Mid level
98K-210K Annually
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Backend Engineer, you'll build and maintain infrastructure and deployment tooling for GitLab, ensuring it is secure and scalable in diverse environments.
Top Skills: AWSAzureBashGCPGoGrafanaHelmKubernetesPostgresPrometheusRubyTerraform
4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Backend Engineer on the GitLab Operate team, you'll deliver support for GitLab deployments, maintain Omnibus packages, enhance Helm charts, and ensure secure and scalable operations across environments.
Top Skills: AWSAzureBashGCPGoGrafanaHelmKubernetesPostgresPrometheusRubyTerraform
Reposted 8 Days AgoSaved
Remote
Colorado, CO
90K-175K Annually
Mid level
90K-175K Annually
Mid level
Other • Software
The Backend Engineer will develop backend features for a web app, engage with various technologies, and ensure code quality.
Top Skills: AWSFastapiKubernetesNext.JsOpenaiPineconePostgresPrometheusPythonReactRedisTailwindTypescript
Reposted 8 Days AgoSaved
In-Office or Remote
Colorado, CO
Senior level
Senior level
Fintech • Software • Financial Services
Drive design and implementation of product requirements, collaborate with teams, mentor engineers, and influence platform features and improvements.
Top Skills: GraphQLPostgresTypescript
Reposted 4 Days AgoSaved
Remote or Hybrid
Colorado, CO
155K-255K Annually
Senior level
155K-255K Annually
Senior level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
As a Backend Engineer II at CrowdStrike, you'll lead engineering efforts, design scalable systems, mentor developers, and troubleshoot production issues while leveraging microservices and cloud technologies.
Top Skills: Aws CloudCassandraGitGoJavaKafkaOpensearchPostgresPythonRedis
Reposted 4 Days AgoSaved
Remote or Hybrid
Colorado, CO
Senior level
Senior level
Agency • Digital Media • Mobile • Design
The Senior Backend Engineer will build critical back-end services, promote coding best practices, mentor team members, and design secure APIs for clients.
Top Skills: Node.jsTypescript
Reposted 4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
169K-240K
Senior level
169K-240K
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
The Senior Software Engineer will lead backend system development, focusing on machine learning infrastructure and collaborate across teams to solve complex problems.
Top Skills: AWSKotlinKubernetesMySQLPython
Reposted 4 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
169K-240K
Senior level
169K-240K
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
Own and deliver quarterly goals, lead engineers, collaborate across teams, manage operations, advocate for quality and ownership, and develop talent.
Top Skills: AirflowAWSFlinkFlyteKotlinKubernetesLuigiMySQLPrefectPythonSparkTemporal
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5 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
169K-240K
Mid level
169K-240K
Mid level
Big Data • Fintech • Mobile • Payments • Financial Services
Responsible for delivering team goals, leading engineers, solving problems, and collaborating with product management while ensuring system availability and quality.
Top Skills: AWSBuildkiteGithub ActionsJenkinsKotlinKubernetesMySQLPython
Reposted 9 Days AgoSaved
Remote
Colorado, CO
147K-174K Annually
Junior
147K-174K Annually
Junior
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Develop and scale backend systems, transitioning from monolithic Rails app to microservices. Collaborate with cross-functional teams and write high-quality code.
Top Skills: DockerGoMongoDBPostgresRuby on RailsRedshiftRubySinatra
5 Days AgoSaved
Remote
Colorado, CO
160K-180K
Senior level
160K-180K
Senior level
Artificial Intelligence • eCommerce • Food
As a Senior Software Engineer, Backend, you will own the production FastAPI service, ensure system reliability, and collaborate on product development using machine learning for personalized grocery recommendations.
Top Skills: AWSDockerFastapiPythonSQLTerraform
Reposted 9 Days AgoSaved
In-Office or Remote
Colorado, CO
Mid level
Mid level
Software
The Back End Engineer at ReadMe will design and implement scalable systems, collaborate with teams, and mentor teammates while solving complex technical problems.
Top Skills: Cloud ComputingTypescript
Reposted 5 Days AgoSaved
In-Office or Remote
Colorado, CO
155K-248K Annually
Senior level
155K-248K Annually
Senior level
Cloud • Fintech • Food • Information Technology • Software • Hospitality
The Staff Backend Software Engineer will develop innovative solutions for consumer-facing digital dining products, collaborating with teams, and delivering impactful features.
Top Skills: Java,Kotlin
Reposted 5 Days AgoSaved
Remote or Hybrid
Colorado, CO
135K-215K Annually
Senior level
135K-215K Annually
Senior level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
Lead backend development for high-volume services, focusing on distributed systems and network protocols, while ensuring scalability and performance.
Top Skills: AWSAzureCassandraElasticsearchGCPGoKafka
Reposted 9 Days AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Artificial Intelligence • Software
Design, develop, and maintain scalable backend systems for GenAI products, ensuring performance, security, and collaboration with cross-functional teams.
Top Skills: AWSAzureDjangoDocker SwarmExpress.JsFastapiFlaskGCPGoGraphQLKubernetesMongoDBMySQLNode.jsOpenapiPostgresPythonRedisRestRubySpring Boot
Reposted 7 Hours AgoSaved
Remote
Colorado, CO
300K-300K
Mid level
300K-300K
Mid level
Cloud • Information Technology • Software • Cybersecurity • Infrastructure as a Service (IaaS) • Data Privacy
As a Back End Ruby Engineer, you'll enhance the Files.com product, lead API projects, and tackle security and performance improvements.
Top Skills: ElasticsearchRedisResqueRubyRuby On Rails
Reposted 7 Hours AgoSaved
Remote
Colorado, CO
120K-230K Annually
Expert/Leader
120K-230K Annually
Expert/Leader
Gaming
The Principal Backend Engineer will design and implement global services for the game, ensuring performance and reliability for millions of players, while mentoring others.
Top Skills: .NetAWSC#
Reposted 8 Days AgoSaved
Remote
Colorado, CO
Mid level
Mid level
HR Tech • Other • Professional Services
The Backend Developer will design, implement, and maintain backend systems using Golang or Node.js while collaborating with cross-functional teams.
Top Skills: AWSAzureDockerGitGoGCPKubernetesMongoDBMySQLNode.jsPostgres
Reposted 12 Days AgoSaved
Colorado, CO
144K-299K Annually
Expert/Leader
144K-299K Annually
Expert/Leader
AdTech • Digital Media • Information Technology • Other
Design and implement the next generation of calendar infrastructure and services while leading a team in a cloud environment. Responsible for developing REST web services and enhancing user experiences for millions of users.
Top Skills: ApacheAWSC++DnsGCPHTTPJavaJettyJSONKubernetesLinuxNode.jsPerlPHPPythonRubyTcp/IpTestngTomcatUnix
Reposted 6 Days AgoSaved
Remote
Colorado, CO
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
As a Senior Backend Software Engineer at Coinbase, you will build scalable systems, design experiments for growth, and collaborate with cross-functional teams to enhance crypto products.
Top Skills: Blockchain TechnologyDockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
Reposted 6 Days AgoSaved
Remote
Colorado, CO
218K-257K Annually
Senior level
218K-257K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
As a Staff Software Engineer, you will architect and develop distributed systems, manage projects, mentor team members, and create infrastructure for production.
Top Skills: DockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
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