81 senior backend developer jobs at 57 companies in Castle Pines, CO
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Senior Backend Developer - Integrations
New York City or Denver or Charlotte
$116k-$200k/yr HybridFull Time
7+ YOE7+ years experience building backend systems with Python and cloud-native architectures; strong PostgreSQL, API, microservices, AWS, Terraform, and client-facing technical skills.
Python, Flask, SQLAlchemy, TypeScript, React, PostgreSQL, AWS, Terraform, Linux, Bash, Zsh, Node.js, Git, Playwright, AWS Lambda, API Gateway, ECS
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Senior Backend Engineer
Colorado Springs, Colorado, United States
$160k-$185k/yr HybridFull Time
5+ YOE5+ years software engineering experience; strong Python, FastAPI, Postgres, AWS, Docker, Kubernetes, Terraform; cloud architecture, API/backend development, security focus, mentorship and customer integration skills.
Python, FastAPI, Postgres, AWS, Docker, Kubernetes, Terraform
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Senior Backend Software Engineer
Denver, Colorado, United States
$150k-$190k/yr HybridFull Time
BS in CS or related required (MS preferred). Strong backend development experience with Python/JavaScript, web services, cloud platforms (AWS/GCP/Azure), databases, Git and CI/CD. Must be able to work on-site or in the field at least 3 days/week.
AGVs, ROS2, ROS, Linux, IoT, PLCs, AWS, GCP, Azure, Python, JavaScript, Django, Flask, Next.js, Express.js, Git, CI/CD, MQTT, ECR, S3, EC2, React, TypeScript, iOS, Android
1w
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Senior Backend Software Engineer - Java
Cincinnati or Denver
$114k-$172k/yr HybridFull Time
Requires Java backend development experience, RESTful APIs, Spring technologies, testing with JUnit and Mockito, Agile collaboration, and a bachelor's degree in computer engineering or computer science.
Java, Spring Boot, Spring MVC, Spring Data JPA, Spring Security, Spring Validation, Spring Modulith, Apache Kafka, JUnit, Mockito, Docker, Kubernetes, AWS
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Senior Backend Engineer - Payments Platform
Broomfield, Colorado, United States
$140k-$160k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer science or equivalent, or 5+ years' software development experience. Requires Python, SQL, NoSQL databases, software testing, object-oriented design, Git, cloud platforms, Docker, and Terraform.
Google Cloud Platform, AWS, Docker, Terraform, Python, SQL, Postgres, Redis, Git, ACH, Visa, Mastercard
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Mural Pay - Senior Backend Engineer
New York or Denver
HybridFull Time
5+ YOE5+ years backend experience; Node.js, NestJS, TypeScript, React, GraphQL, Postgres, Prisma, AWS, Docker; experience building payment or money-movement systems; US work authorization required.
Node.js, NestJS, React, TypeScript, GraphQL, Postgres, Prisma, AWS, Docker, SQS, SNS, AWS Lambda, Vercel
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Staff Backend Software Engineer
Denver or Beaverton or Seattle or Springfield or Bengaluru
$172k-$223k/yr HybridFull Time
10+ YOE10+ years backend experience with Node.js/TypeScript, AWS (EKS, MSK/Kafka, S3), document databases (DocumentDB/MongoDB), Terraform, observability and on‑call practices; strong system design and technical leadership skills.
Node.js, TypeScript, Express, AWS, EKS, MSK (Kafka), Kafka, S3, Lambda, DocumentDB, MongoDB, Secrets Manager, CloudWatch, Terraform, Kubernetes
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Back End Software Developer
Colorado Springs, Colorado, United States
$101k-$175k/yr HybridFull Time
5+ YOEBachelor's in CS/CE or related, 5+ years backend development, proficiency in Python/Java/Node.js, RESTful API design, experience with PostgreSQL/MongoDB, familiarity with Django/Flask/Spring and Git, ability to work with data-intensive systems.
Python, Java, Node.js, PostgreSQL, MongoDB, Django, Flask, Spring Framework, Git, Amazon Web Services (AWS), Microsoft Azure, Docker
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Senior Back-End Engineer, Sports Platform
Denver, Colorado, United States
$125k-$155k/yr HybridFull Time
Experience building high-throughput, low-latency systems; commercial GCP with Kubernetes; microservices in Golang or Rust; React and TypeScript familiarity; coaching/mentoring and agile experience.
GCP, Kubernetes, Golang, Rust, React, TypeScript
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Back End Software Developer - Clearance Required
Colorado Springs, Colorado, United States
$101k-$175k/yr HybridFull Time
5+ YOEBachelor's in CS or related,5–10 years backend development,proficiency in Python/Java/Node.js,REST APIs,relational/NoSQL databases,Git,TS/SCI clearance eligibility.
RAPTR, Python, Java, Node.js, PostgreSQL, MongoDB, Django, Flask, Spring Framework, Git, Amazon Web Services, Microsoft Azure, Docker
3w
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Senior Backend and Integration Engineer (IT)
Denver, Colorado, United States
$85k-$135k/yr RemoteFull Time
7+ YOE7+ years back-end and integration engineering experience; Node.js, SQL, cloud database migrations, GCP BigQuery/Cloud SQL, Salesforce and middleware integration; strong security and API design skills.
Node.js, Salesforce, BigQuery, Cloud SQL, Google Cloud Platform (GCP), Microsoft SQL Server, Fuse, OWASP
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
2d
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Knowledge Engineer Manager - Back-end Engineer
United States or Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek
$80k-$294k/yr HybridFull Time
5+ YOERequires 5+ years in knowledge graphs, ontology mapping, R2RML, graph and relational databases, vector databases, Python or Java, REST APIs, and a bachelor's degree or equivalent.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL, D3.js, Cytoscape.js, Terraform
2mo
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Software Engineer - Backend (Varying Levels)
San Francisco or Denver
$160k-$215k/yr HybridFull Time
5+ YOE5+ years of professional backend software engineering experience; expert OO programming; experience with transactional databases and distributed systems; strong communication and problem-solving skills; able to balance quality, complexity, and delivery speed.
GCP, Java, Kotlin, Spring Boot, Google PubSub, Postgres, BigQuery, Kubernetes, Docker
3w
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Back-end Ground Software Engineer III - Lunar Permanence
Denver or Seattle or Littleton
$151k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in software/engineering,5+ years software development,proven Python and/or Rust experience,EMBEDDED/DevOps skills,React integration,Linux proficiency,CI/CD and full lifecycle experience,US work authorization required.
Python, Rust, React, Linux, Software-in-the-Loop, Hardware-in-the-Loop, CCSDS
1d
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Senior Software Engineer - Backend Engineering
Chicago or Peoria or Westminster or Irving
$113k-$183k/yr OnsiteFull Time
8+ YOERequires 8+ years building enterprise-scale backend applications, expertise in Java, Spring Boot, REST APIs, microservices, AWS, distributed systems, databases, technical leadership, mentoring, and architecture.
Java, Spring Boot, AWS, REST APIs, Microservices, PostgreSQL, MySQL, DynamoDB, CI/CD
1d
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Senior Software Engineer - Backend Engineering
Broomfield or Chicago or Peoria or Irving
$113k-$183k/yr OnsiteFull Time
8+ YOERequires 8+ years building enterprise-scale backend applications, with Java, Spring Boot, REST APIs, microservices, AWS, distributed systems, databases, technical leadership, mentoring, and communication skills.
Java, Spring Boot, REST APIs, Microservices, AWS, PostgreSQL, MySQL, DynamoDB, CI/CD
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Senior Software Engineer - Streaming Backend
Englewood, Colorado, United States
$96k-$140k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent and 5+ years backend software/systems engineering experience; strong backend programming (Go, Python, Rust, C++), DRM and ABR streaming knowledge, observability, cloud and AI tool proficiency.
Go, Python, Rust, C++, H.264, HEVC, AV1, MP4, TS, Widevine, FairPlay, PlayReady, HLS, MPEG-DASH, Grafana, Dynatrace, NewRelic, AWS Elemental Media Services, AWS, GCP
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Staff Software Engineer (Backend) - Everand Core
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas or Charlotte
$141k-$267k/yr HybridFull Time
Significant backend engineering experience building and scaling distributed systems; strong coding in Ruby/Scala/Go/Python; expertise in reliability, observability, SLOs, and mentoring; cross-functional collaboration experience.
Ruby, Scala, Go, Python
2mo
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Senior Java Engineer - Cloud Platform
Denver, Colorado, United States
$170k-$200k/yr HybridFull Time
10+ YOE10+ years software development; 6+ years in ops/platform; strong Java; AWS; Kubernetes; Terraform; Linux; SQL; cloud and backend architecture.
Java, AWS, Kubernetes, Terraform, Linux, SQL, Git
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