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Top Backend Engineer Jobs in Denver & Boulder, CO

Reposted 7 Days Ago
Easy Apply
Remote
Colorado, CO
Easy Apply
135K-165K
Mid level
135K-165K
Mid level
Big Data • Healthtech • HR Tech • Machine Learning • Software • Telehealth • Big Data Analytics
The Backend Engineer II will build and maintain back-end services, respond to system outages, collaborate across disciplines, protect user privacy, and contribute to feature ideation and technological research. They should have a strong background in software development, particularly with Python and cloud services, and will work with various technologies to improve healthcare delivery.
Top Skills: AWSElasticsearchKubernetesNatsPostgresPythonSnowflakeTerraformTypescript
11 Days Ago
Remote
Hybrid
Colorado, CO
110K-180K Annually
Mid level
110K-180K Annually
Mid level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
As a Backend Engineer III, you'll lead backend engineering for the Falcon Forensics product, enhance monitoring, resolve performance issues, and automate operations in collaboration with UI engineers and UX designers.
Top Skills: AWSC++CassandraDockerElasticsearchFalcon LogscaleGitGoJavaJenkinsK8SKafkaPythonRedisSlack
2 Days Ago
Remote
Colorado, CO
102K-131K Annually
Mid level
102K-131K Annually
Mid level
Fitness • Other • Social Impact
As a Backend Developer, you'll maintain and enhance backend systems, develop RESTful APIs, manage databases, and ensure system integration while delivering high-performance solutions.
Top Skills: .Net,C#,Postgresql,Aws,Azure,Gcp,Docker,Git,Restful Api
Reposted 10 Days Ago
Easy Apply
Remote
Colorado, CO
Easy Apply
154K-248K
Senior level
154K-248K
Senior level
eCommerce • Software • Design • SEO
The Staff Backend Engineer will architect and implement scalable access control systems, drive collaboration across teams, and mentor engineers, ensuring high-quality software development.
Top Skills: AWSMongoDBNode.jsTypescript
7 Days Ago
Remote
Hybrid
Colorado, CO
156K-220K
Senior level
156K-220K
Senior level
Artificial Intelligence • Big Data • Software • Analytics • Business Intelligence • Big Data Analytics
As a Backend Engineer, you will build and maintain APIs, optimize data processing pipelines, and scale infrastructure while collaborating with various teams.
Top Skills: Apollo GraphqlAWSElasticsearchExpressHelmKubernetesLancedbPostgresRedisTerraformTypescript
13 Days Ago
Remote
Hybrid
Colorado, CO
180K-225K Annually
Senior level
180K-225K Annually
Senior level
Big Data • Fintech • Information Technology • Insurance • Software
Develop core backend services using Golang and PostgreSQL, resolving issues, writing tests, and collaborating with cross-functional teams for a life insurance platform.
Top Skills: Ci/CdDockerGoPostgres
16 Days Ago
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Fintech • Machine Learning • Mobile • Software • Financial Services
As a Staff Backend Engineer, you will design and implement scalable backend systems, develop APIs, optimize databases, and mentor teams, driving technical solutions across the organization.
Top Skills: AWSCatsCats-EffectCirceDatadogDockerDoobieHttp4SKafkaKubernetesMskPlayPlay JsonPostgresScalaSkunkSlickTerraform
11 Days Ago
Remote
Hybrid
Colorado, CO
110K-180K Annually
Mid level
110K-180K Annually
Mid level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
As a Backend Engineer III, you will design scalable backend services, develop command-line utilities, support integrations, and work on securing cloud workloads.
Top Skills: AWSAzureCassandraDockerElasticsearchGCPGitGoGrafanaHclKafkaKubernetesPagerdutyPostgresPrometheusRedisRestful ApiSplunkTerraform

Featured Jobs

13 Days Ago
Easy Apply
Remote
Colorado, CO
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Staff Backend Engineer at GitLab, you will enhance developer productivity by creating tools, mentoring engineers, and optimizing workflows.
Top Skills: AnsibleAWSAzureGCPGoGoogle Cloud RunRubySnowflakeTerraform
Reposted 18 Hours Ago
Remote
Colorado, CO
146K-210K Annually
Junior
146K-210K Annually
Junior
Blockchain • Consumer Web • Fintech • Software • Cryptocurrency
Join CoinTracker as a Backend Engineer to build features and scalable systems for cryptocurrency tracking. Collaborate effectively within a distributed team, contribute to high-impact goals, and help interview new engineers while embracing an early-stage startup environment.
Top Skills: BigtableDockerFlaskGCPGraphQLPostgresPostgresPythonPython RqRedisTerraform
2 Days Ago
Remote
Hybrid
Colorado, CO
185K-185K Annually
Senior level
185K-185K Annually
Senior level
eCommerce • Legal Tech • Professional Services • Software • Data Privacy
The Senior Backend Developer will create scalable API systems, collaborate with teams, and enhance the domain registration process.
Top Skills: APIsJSONRuby On RailsXML
Reposted 8 Days Ago
Remote
Hybrid
Colorado, CO
135K-180K Annually
Mid level
135K-180K Annually
Mid level
Fintech • Mobile • Social Impact • Financial Services
The Software Engineer - Backend will develop features and scale the consumer finance platform, focusing on optimizing APIs for user experience, database performance, and integrating 3rd party services. Responsibilities include algorithm implementation for risk and transaction evaluations and enhancing internal automations.
20 Days Ago
Remote
Hybrid
Colorado, CO
Senior level
Senior level
HR Tech • Information Technology • News + Entertainment • Professional Services • Sales • Software
The Backend Engineer will focus on backend development, software design, and scalable architecture, requiring experience in C#, Java, or Scala, and cloud technologies like AWS.
Top Skills: AWSAws GlueC#JavaMySQLPostgresPysparkScala
Reposted 10 Days Ago
Remote
Colorado, CO
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Cloud • Fintech • Cryptocurrency • NFT • Web3
As a Senior Software Engineer in Backend, build and scale testing infrastructure, enable automation, enhance developer productivity, and establish product quality metrics for a transformative financial platform.
Top Skills: AIDockerDynamoDBGoMlMongoDBPostgresRuby on RailsRuby
Reposted 4 Days Ago
Remote
Colorado, CO
151K-178K Annually
Mid level
151K-178K Annually
Mid level
Cloud • Information Technology • Security • Software
The Backend Engineer II will design and implement features while ensuring system stability and usability. Collaboration with other teams, debugging, reviewing contributions, and improving current processes are key responsibilities. The role involves addressing challenges proactively and participating in team planning and on-call rotations.
Top Skills: AWSAzureBoundaryConsulGCPGoNomadPackerRubyTerraformVaultWaypoint
Reposted 22 Days Ago
Remote
Colorado, CO
115K-180K Annually
Mid level
115K-180K Annually
Mid level
Insurance • Legal Tech • Social Impact
As a Backend Engineer, you'll design and operate Atticus' APIs, collaborate with teams to enhance features, and focus on backend systems' reliability and performance.
Top Skills: AWSCircleCICockroachdbDockerGCPGitGoGoogle SpannerGraphQLHadoopJavaJavaScriptMapreduceNode.jsPythonRestRubyScala
An Hour Ago
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 enhance consumer payment experiences, lead projects, and collaborate with a full-stack team to deliver impactful features.
Top Skills: Java,Kotlin,Microservices
7 Hours Ago
Easy Apply
Remote
Colorado, CO
Easy Apply
232K-310K
Senior level
232K-310K
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
Lead the technical direction of Checkout engineering, fostering innovation, mentoring engineers, and architecting scalable financial solutions while ensuring cross-functional collaboration.
Top Skills: KotlinPython
7 Hours Ago
Remote
Colorado, CO
152K-179K Annually
Junior
152K-179K Annually
Junior
Cloud • Fintech • Cryptocurrency • NFT • Web3
The role involves upgrading blockchain nodes, implementing automation to reduce manual efforts, and enhancing service effectiveness while maintaining production services.
Top Skills: AutomationBlockchainIntegration TestingSoftware Engineering
Reposted 5 Days Ago
Remote
Colorado, CO
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Cloud • Fintech • Cryptocurrency • NFT • Web3
As a Senior Software Engineer, you will build services with Golang, design scalable systems, and maintain backend architectures, collaborating with cross-functional teams.
Top Skills: DockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
7 Days Ago
Remote
Colorado, CO
Senior level
Senior level
Artificial Intelligence • Marketing Tech • Natural Language Processing
We are seeking a Staff Back End Engineer to develop our customer-facing application, focusing on quality, business impact, and system stability. Responsibilities include designing and evolving distributed systems, mentoring teams, and implementing CI/CD in a cloud environment.
Top Skills: AWSAws CdkCi/CdCloudFormationCloudwatchDatadogDevOpsElastic ApmGoJavaScriptPrometheusPythonRubyTerraform
Reposted Yesterday
Remote
Colorado, CO
212K-249K Annually
Senior level
212K-249K Annually
Senior level
Cloud • Fintech • Cryptocurrency • NFT • Web3
As a Staff Software Engineer, you will develop and maintain low latency trading systems, architect core components, and lead technical projects while mentoring team members.
Top Skills: AWSDockerGoJavaPostgres
3 Days Ago
Remote
Colorado, CO
120K-210K Annually
Mid level
120K-210K Annually
Mid level
Gaming
As a Lead Backend Engineer, you will design and implement backend services, manage deployment on Kubernetes, and solve scalability challenges for a new shooter game.
Top Skills: AWSC#GoKubernetes
Reposted Yesterday
Easy Apply
Remote
Colorado, CO
Easy Apply
Senior level
Senior level
Artificial Intelligence • Fintech • Hardware • Information Technology • Sales • Software • Transportation
Design and develop software components for new features, collaborating with teams to create scalable solutions for Fleet Safety, while guiding architecture decisions and supporting product feasibility.
Top Skills: AWSCi/CdGitGoJavaMySQLNode.jsNoSQLPostgresPythonRuby
2 Days Ago
Easy Apply
Remote
Colorado, CO
Easy Apply
169K-240K
Senior level
169K-240K
Senior level
Big Data • Fintech • Mobile • Payments • Financial Services
As a Senior Software Engineer in SRE, you will lead teams in building reliable backend systems, driving incident management, and fostering a culture of quality, while supporting product development and handling operational metrics.
Top Skills: AWSKotlinKubernetesMySQLPython
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