128 backend developer jobs at 77 companies in Parker, CO

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Backend Engineer
Arvada or San Francisco or Washington or Seattle or Los Angeles
$120k-$180k/yr HybridFull Time
Quindar
Quindar: Cloud-native software for automated satellite mission operations.
3+ YOE3+ years backend development experience, proficiency with Python, AWS, GraphQL, Docker, Terraform, Kubernetes, Git; Bachelor’s in CS or related; U.S. Person required and ability to obtain U.S. security clearance.
Python, GraphQL, Docker, Terraform, OpenAI, Anthropic, AskSage, Kubernetes, EC2, S3, RDS, Fargate, EKS, Lambda, ECS, CloudWatch, EFS, EBS, Git, GitHub, GitLab, Fargate
2w
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Backend Engineer - Oort
San Francisco or Golden or Toulouse
$140k-$190k/yr OnsiteFull Time
Loft Orbital
Loft Orbital: Deploy and operate satellite missions for organizations and governments.
Proficiency in Python and Docker, backend/API design and database interaction, experience with space mission technologies, strong communication and product mindset.
Python, Docker, Django, GraphQL, GCP, AWS, Kubernetes, PyTest, Jest, React Testing Library, Playwright, Cypress
1w
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Backend Engineer
Colorado Springs, Colorado, United States
$138k-$167k/yr HybridFull Time
Sphinx Defense
Sphinx Defense: Develops software for secure satellite and space mission operations.
3+ YOE3+ years software engineering experience; strong Python, FastAPI, Postgres, AWS, Docker, Kubernetes, Terraform; experience building APIs, multi-tenant cloud services, automation and security; eligible for U.S. security clearance.
Python, FastAPI, postgres, AWS, Docker, Kubernetes, Terraform
3mo
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Backend Engineer - Card Transaction Processing
New York City or Grand Cayman or Denver
$170k-$200k/yr HybridFull Time
Ether.fi
Ether.fi: Decentralized platform for Ethereum staking and crypto banking services.
5+ YOE5+ years backend software engineering; strong problem solving; experience with high-throughput transaction processing; cloud infra, CI/CD, observability; familiar with card payments.
Cloud, CI/CD, Observability, Payment processing
3w
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Senior Backend Software Engineer
Denver, Colorado, United States
$150k-$190k/yr HybridFull Time
Volley Automation
Volley Automation: Automated robotic parking systems for space-constrained locations.
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
3w
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Staff Backend Software Engineer
Denver or Beaverton or Seattle or Springfield or Bengaluru
$172k-$223k/yr HybridFull Time
DAT Freight & Analytics
DAT Freight & Analytics: Software platform for freight matching and logistics data analytics.
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
2w
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Back End Software Developer
Colorado Springs, Colorado, United States
$101k-$175k/yr HybridFull Time
LMI
LMI: Delivers management, technology, and analytics solutions for federal agencies.
5+ YOEBachelor's in CS or related, 5+ years backend development, proficiency in Python/Java/Node.js, REST APIs, relational/NoSQL DBs, Git; TS/SCI clearance eligibility preferred.
Python, Java, Node.js, PostgreSQL, MongoDB, Django, Flask, Spring Framework, Git, Amazon Web Services, Microsoft Azure, Docker
2mo
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Engineer II, Backend APIs
Los Angeles or Boulder
$115k-$135k/yr HybridFull Time
Magnite
MagniteNASDAQ: MGNI: Independent sell-side platform for digital media advertising.
3+ YOE3+ years software engineering; Java backend; Postgres; Git; strong communication.
Java, PostgreSQL, Git, OpenAPI, Docker, Kubernetes
2w
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Back End Software Developer
Colorado Springs, Colorado, United States
$101k-$175k/yr HybridFull Time
LMI
LMI: Provides management consulting and digital solutions to federal government agencies.
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
1mo
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Senior Backend Engineer - Offroad
Missoula or Bozeman or Austin or Denver or Portland or Salt Lake City or Seattle
$146k-$182k/yr RemoteFull Time
onXmaps
onXmaps: Digital mapping and navigation apps for outdoor recreation.
7+ YOE7+ years in software development; distributed cloud APIs; Go; Vue; Docker/Kubernetes; Terraform; remote collaboration; travel for quarterly visits.
Go, Vue, Docker, Kubernetes, Terraform, API Development
2w
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Mural Pay - Senior Backend Engineer
New York or Denver
HybridFull Time
YieldNest
YieldNest: Liquid restaking protocol for risk-adjusted DeFi yields.
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
6d
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Senior Backend Software Engineer, Client Group
Denver or San Francisco
$149k-$192k/yr RemoteFull Time
Virta Health
Virta Health: Reversing type 2 diabetes through virtual care and nutrition.
5+ YOE5+ years shipping backend code, experience with data-centric systems, microservices, Golang, cloud platforms, APIs, and strong stakeholder communication.
Golang, SQL, NoSQL, Google Cloud, AWS, Azure, Javascript, HTML, CSS, React.js, OpenAI, Google Gemini, Ashby
1mo
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Software Engineer (Backend), Content Foundations
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Mexico City or Miami or New York City or Ottawa or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Toronto or Vancouver or Washington, D.C.
$104k-$187k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years as a software engineer; backend/data pipelines; comfortable with messy data; proficient in Ruby, Python, or Go; AWS experience; SQL; collaborative and communicative.
Ruby, Python, Go, AWS, S3, SQS, SNS, SQL
1mo
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Senior Backend Engineer, Space Operations Intelligence & Autonomy (SOIA)
Colorado Springs or Alabama or Arizona or California or Colorado or District of Columbia or Florida or Georgia or Hawaii or Illinois or Indiana or Kansas or Massachusetts or Maryland or Michigan or Minnesota or Missouri or Montana or North Carolina or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Rhode Island or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia or United Kingdom
$150k-$200k/yr OnsiteFull Time
Slingshot Aerospace
Slingshot Aerospace: Software and data analytics for space operations management.
5+ YOE5+ years software development, bachelor’s in CS or related, active security clearance (Top Secret preferred), experience with Java/Kotlin, Python, cloud (AWS), containers, distributed systems, Kafka, databases, and API design.
Java, Kotlin, GraphQL, GraphQL subscriptions, REST, Docker, Kubernetes, React, Python, AWS, Helm, EKS, Git, GitHub Actions, Kafka, CloudEvents, PostgreSQL, MongoDB, Three.js, HLA, DIS
1mo
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Software Engineer - Backend (Varying Levels)
San Francisco or Denver
$160k-$215k/yr HybridFull Time
Windfall
Windfall: Provides consumer financial data and AI-driven go-to-market insights.
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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Senior Back-End Engineer, Sports Platform
Denver, Colorado, United States
$125k-$155k/yr HybridFull Time
bet365
bet365: Provides global online sports betting and digital casino games.
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
2w
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Backend Software Engineers - Colorado Springs
Colorado Springs, Colorado, United States
$75k-$150k/yr OnsiteFull Time
In-Depth Engineering
In-Depth Engineering: Develops combat systems and radar software for the US military.
2+ YOEU.S. citizen with valid passport and active Secret clearance; Bachelor's in CS/CE/SE or STEM; 2+ years professional experience; experience with Rust/C, Java, Docker, gRPC, and full SDLC.
Rust, C, Java, Docker, gRPC, Kubernetes, Helm, Gitlab CI/CD, Python, Selenium, Cypress, Playwright
3d
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Software Engineer Sr - Backend Quality Engineer/Automation
Birmingham or Strongsville or Dallas or Pittsburgh or Cleveland or Phoenix or Denver or Farmers Branch
$55k-$152k/yr OnsiteFull Time
PNC Financial Services
PNC Financial ServicesNYSE: PNC: Provides banking, lending, and investment services to customers.
3+ YOE3+ years experience in test automation and software quality engineering, CI/CD integration, API testing, SQL familiarity, BDD and performance testing experience; bachelor\u0002s degree typical.
CI/CD, Continuous Integration (CI) Tools, SQL, BDD
2mo
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Sr Principal / Architect Engineer Software - Backend, Alerting (Chronosphere)
San Francisco or Denver or Austin or Jacksonville or Boston or New York City or Atlanta or United States
RemoteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
Go, Kubernetes on AWS/GCP; distributed systems experience; owner-like mindset; collaborate with product, design, and engineering; build reliable user experiences.
Go, C++, Java, C#, Rust, Kubernetes, AWS, GCP
1mo
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Senior Software Engineer, Backend
United States or Denver
$150k-$190k/yr RemoteFull Time
Doowii
Doowii: AI-powered data analytics platform for educational institutions.
5+ YOEBS or equivalent, 5+ years backend engineering experience, strong Python and SQL skills, distributed systems and cloud (AWS/GCP/Azure) experience, data pipelines, APIs, observability, and experience with AI/LLM integrations; technical leadership and mentoring.
Python, SQL, Kafka, Pub/Sub, Apache NiFi, Airflow, Mage.AI, Beam, Spark, Flink, dbt, Iceberg, ClickHouse, AWS, GCP, Azure, RAG, LLM, OAuth, SAML, CI/CD