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Top Senior Backend Engineer Jobs in Denver & Boulder, CO

Reposted 3 Days AgoSaved
Remote
Colorado, CO
180K-210K Annually
Senior level
180K-210K Annually
Senior level
Artificial Intelligence • Machine Learning • Software • Analytics
As a Senior Backend Engineer, you will design and develop software solutions for identity verification, mentor junior engineers, and ensure system scalability, security, and high performance.
Top Skills: Big Data AnalyticsCloud ComputingGoMachine LearningMicroservicesNosql DatabasesRestful Apis
Reposted 9 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 Senior Staff Engineer at Coinbase will build advanced products and systems, solve complex technical challenges, and drive engineering quality in user growth.
Top Skills: BackendBlockchain TechnologyDataMlWeb
Reposted 9 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
As a Senior Staff Software Engineer, you will define technical vision for backend systems, architect financial solutions, and lead cross-organizational initiatives while mentoring junior engineers.
Top Skills: GoK8MongoDBTemporal
Reposted 9 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 design scalable backend systems, lead growth experiments, and write high-quality code to enhance the crypto trading experience for users.
Top Skills: BlockchainDockerDynamoDBGoMongoDBPostgresRuby on RailsRuby
Reposted 9 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 design and develop backend systems, support API lifecycle, collaborate with teams, and engage in community activities.
Top Skills: AWSKotlinKubernetesMySQLPython
Reposted 4 Days AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Fintech • Mobile • Payments • Software
Design, build, and support features for a monetization platform while ensuring reliability and performance as a senior backend engineer.
Top Skills: PostgresPythonReactSQL
5 Days AgoSaved
Remote
Colorado, CO
150K-190K Annually
Senior level
150K-190K Annually
Senior level
Hardware • Healthtech • Internet of Things • Social Impact • Software • Manufacturing
The Backend Engineer will design and maintain scalable backend services, develop APIs, optimize data storage, and ensure system performance and reliability, collaborating with various teams.
Top Skills: CeleryDjangoDockerElasticsearchPostgresPytestPythonRedis
Reposted 5 Days AgoSaved
Remote
Colorado, CO
140K-180K Annually
Senior level
140K-180K Annually
Senior level
Software
As a Senior Backend Engineer, you will develop and maintain the Popl backend, handle APIs, ensure system reliability, and collaborate with the engineering team.
Top Skills: AWSGCPNode.jsRestful ApisSQLTypescript
Reposted 5 Days AgoSaved
Remote or Hybrid
Colorado, CO
170K-225K Annually
Mid level
170K-225K Annually
Mid level
Healthtech
The Founding Backend Engineer will develop and maintain the backend systems for a healthcare automation platform, focusing on system design, API implementation, and collaborative project leadership.
Top Skills: Ci/CdDevOpsGitNode.jsPythonTypescript
6 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
130K-208K Annually
Senior level
130K-208K Annually
Senior level
Database • Analytics
The Senior Backend Engineer will build and maintain backend services for an observability platform, ensuring high performance and reliability. Responsibilities include managing APIs, engaging with the community, and tackling technical challenges related to data processing.
Top Skills: ClickhouseDockerExpressFastifyGoKafkaKubernetesNatsNode.jsOpentelemetryPostgresTypescript
Reposted 11 Days AgoSaved
Remote or Hybrid
Colorado, CO
165K-235K Annually
Mid level
165K-235K Annually
Mid level
Big Data • Cloud • Productivity • Software • Database • Analytics • Automation
The Backend Software Engineer will develop data ingestion pipelines, implement observability tools, and provide technical support while improving team collaboration.
Top Skills: Python
Reposted 9 Days AgoSaved
In-Office
Colorado, CO
Senior level
Senior level
Consumer Web • Other
The role involves developing high-scale, distributed backend systems, collaborating with teams, and optimizing products through A/B testing.
Top Skills: AWSElasticsearchHiveJavaKafkaKibanaRestful Api
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13 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 role involves designing and expanding backend systems, mentoring engineers, and executing technical strategies to modernize architecture and improve system performance.
Top Skills: AWSGrpcJavaKotlinKubernetesMySQLPythonSnowflake
Reposted 7 Days AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Fintech • Software • Financial Services
The Senior Backend Engineer will lead client projects, build AI solutions, and develop technical standards while mentoring junior engineers.
Top Skills: AWSAzureDbtGCPGitJupyterLangchainMatplotlibMl FrameworksPandasPolarsPydantic AiPydata StackPythonPyTorchScikit-LearnSQLTensorFlow
8 Days AgoSaved
Remote
Colorado, CO
140K-155K Annually
Senior level
140K-155K Annually
Senior level
Fintech • Software
The Senior Backend Engineer will develop financial technology solutions, focusing on transparency in consumer lending through modern API development and data analytics, while collaborating with various teams to enhance product offerings.
Top Skills: Google BigqueryGoogle Cloud PlatformGraphQLKotlinKubernetesNode.jsPandasPlayRReactReduxRest ApiScalaSparkSpring BootSQL
Reposted 13 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: AWSKotlinPython
Reposted 14 Days AgoSaved
Remote
Colorado, CO
159K-254K Annually
Senior level
159K-254K Annually
Senior level
Cloud • Fintech • Food • Information Technology • Software • Hospitality
Design, build, test, and roll out backend features for Toast's payments platform. Deliver scalable, secure APIs, collaborate with PM/UX and cross-functional teams, implement automated tests, monitor releases, and participate in design and code reviews.
Top Skills: APIsContainerizationDynamoDBEltETLEvent SourcingJavaKotlinMicroservicesOlapPci-DssPostgresStreaming Data
8 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
148K-203K Annually
Senior level
148K-203K Annually
Senior level
Artificial Intelligence • Information Technology • Machine Learning • Marketing Tech • Software • Biotech • Design
Design and implement data infrastructure for Oura's Context Hub. Responsibilities include building data pipelines, defining data models, creating APIs, and ensuring system resilience in production environments.
Top Skills: AWSDynamoDBEksEventbridgeFastapiGrafanaKinesisLambdaOpentelemetryPrometheusPythonRdsSqs
Reposted 9 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
170K-195K Annually
Senior level
170K-195K Annually
Senior level
Software
The Senior Backend Engineer will develop, test, and maintain scalable integrations, support cross-functional teams, and enhance developer experiences.
Top Skills: AWSDjangoDockerGitlab CiPostgresPythonRedisTerraformTypescript
Reposted 10 Days AgoSaved
Remote
Colorado, CO
160K-220K Annually
Senior level
160K-220K Annually
Senior level
Information Technology • Internet of Things
The Senior Backend Engineer will design and implement complex financial systems, lead technical decisions, mentor junior engineers, and optimize system performance within a remote fintech team.
Top Skills: Google Cloud PlatformNoSQLPythonSQL
11 Days AgoSaved
Remote
Colorado, CO
187K-220K Annually
Senior level
187K-220K Annually
Senior level
Software
As a Senior Backend Engineer, you will design, implement, and maintain complex integrations with various third-party systems and ensure high performance and reliability in a cloud-native environment, focusing on AI-driven product features.
Top Skills: Ai Development ToolsAWSCloud-Based TechnologiesIntegration PatternsMicroservicesNode.jsRestful ApisWebhooks
Reposted 16 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
Lead design, build, and scale real-time streaming infrastructure and data pipelines; collaborate with product and analytics; ensure operational availability and monitoring; set code and design standards; mentor engineers and drive delivery of quarterly goals.
Top Skills: Apache BeamApache FlinkApache SamzaSparkAWSConfluent PlatformConfluent Schema RegistryConfluent TableflowKafkaKotlinKubernetesMySQLPython
Reposted 11 Days AgoSaved
Remote
Colorado, CO
Senior level
Senior level
Blockchain • Payments • Financial Services
Design, develop, and maintain backend infrastructure for cross-chain products. Focus on scalability and integration with blockchain networks. Seeking experienced developers with a crypto background.
Top Skills: Backend SystemsBlockchainCrypto ProtocolsSmart Contracts
Reposted 11 Days AgoSaved
Easy Apply
Remote
Colorado, CO
Easy Apply
139K-203K Annually
Senior level
139K-203K Annually
Senior level
Artificial Intelligence • Information Technology • Machine Learning • Marketing Tech • Software • Biotech • Design
Develop and maintain backend solutions, ensuring performance, security, and regulatory compliance, while collaborating in cross-functional teams.
Top Skills: AWSFastapiPython
12 Days AgoSaved
Remote
Colorado, CO
150K-225K Annually
Senior level
150K-225K Annually
Senior level
Healthtech • Insurance
As a Senior Backend Engineer, you'll develop and maintain the Dynamic Copay Engine's services, design pricing logic, and manage data integrations, focusing on backend systems for health insurance functionality.
Top Skills: BigQueryDockerGoGoogle Cloud PlatformKubernetesPostgresRedis
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