93 backend jobs at 67 companies in Westminster, CO
1mo
Save
Mark Applied
Hide
Backend Engineer - Oort
San Francisco or Golden or Toulouse
$140k-$190k/yr OnsiteFull Time
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
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
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
2mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
Sr. Back-end Ground Software Engineer - Lunar Permanence
Denver or Littleton or Seattle
$182k-$254k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in software/engineering,8+ years experience,proven Python and/or Rust,experience with full lifecycle engineering,CI/CD,Linux,excellent communication and collaboration skills;US work eligibility required.
Python, Rust, React, Linux, CCSDS
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Senior Software Engineer, Backend
United States or Denver
$150k-$190k/yr RemoteFull Time
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
1w
Save
Mark Applied
Hide
Back-end Medical Office Staff
Denver, Colorado, United States
$20-$28/hr OnsiteFull Time
Prepare procedure trays, maintain treatment rooms and inventory, coordinate provider breaks, restock supplies, and maintain patient documentation; Friday and Saturday availability required.
6d
Save
Mark Applied
Hide
Pharmacy Technician - Part Time Back End
Golden, Colorado, United States
$16-$29/hr OnsitePart Time
1+ YOECertification or licensure as a pharmacy technician as required by state law, 1+ year pharmacy technician experience preferred, high school diploma/GED, ability to perform order fulfillment and inventories.
Omnicell
1mo
Save
Mark Applied
Hide
Senior Manager, Back End Revenue Cycle
Denver or San Francisco or Alaska or Hawaii or Rhode Island or Arkansas or Delaware or Maine or Mississippi or New Mexico or Oklahoma or South Dakota or Vermont or Wisconsin or United States
$117k-$135k/yr RemoteFull Time
7+ YOE7+ years revenue cycle management experience focused on back-end functions (AR, denial management, collections); deep payer-specific denial expertise; experience with Athena Health, Zuora, and NetSuite; proven team leadership and use of AI tools.
ANSI X12 277CA, Athena Health, Zuora, NetSuite, Ashby, OpenAI, AWS, Google Gemini
3mo
Save
Mark Applied
Hide
Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
1mo
Save
Mark Applied
Hide
Director of Software Engineering
Oakland or Golden or Houston or Reno or Salt Lake City
$269k-$300k/yr OnsiteFull Time
8+ YOE3+ Mgmt8+ years software engineering experience including 3+ years technical leadership; experience building and deploying cloud full-stack/backend applications, backend fundamentals, data integrations, and production ML/AI features.
Azure, Palantir Foundry, Microsoft Fabric, App Service, Functions, AKS, SCADA, Enverus, OpenInvoice, Quorum, Aucerna
1mo
Save
Mark Applied
Hide
Staff+ Software Engineer - B2B Platform
Denver or San Francisco
$190k-$240k/yr OnsiteFull Time
7+ YOE7+ years software engineering with backend focus; experience designing and scaling backend systems, APIs, distributed systems, and data platforms; proficiency in Python or Node.js and relational/NoSQL databases; strong system design and communication skills.
Python, Node.js, Relational database, NoSQL, APIs
2mo
Save
Mark Applied
Hide
Software Integration Engineer
Denver or Long Beach
$90k-$280k/yr HybridFull Time
7+ YOEBS in CS or aerospace; 7+ years building complex software; strong gRPC/REST/WebSocket; embedded/backend/validation experience.
C++, Elixir, TypeScript, gRPC, REST, WebSocket, Linux, RTOS
2mo
Save
Mark Applied
Hide
Staff Software Engineer
Denver, Colorado, United States
$150k-$180k/yr OnsiteFull Time
8+ YOESenior software engineer with 8+ years of experience, strong system design, backend and frontend skills, SQL, cloud, DevOps, and production ownership.
TypeScript/JavaScript, React, API contracts (tRPC), PostgreSQL, ClickHouse, Playwright, AWS, Terraform, Docker, CI/CD
Explore Jobs
Expand Your Job Search
Top Cities Near Westminster for Backend
- Backend jobs in Denver, CO
- Backend jobs in Aurora, CO
- Backend jobs in Lakewood, CO
- Backend jobs in Thornton, CO
- Backend jobs in Arvada, CO
- Backend jobs in Centennial, CO
- Backend jobs in Boulder, CO
- Backend jobs in Greeley, CO
- Backend jobs in Longmont, CO
- Backend jobs in Loveland, CO
- Backend jobs in Broomfield, CO
- Backend jobs in Castle Rock, CO
- Backend jobs in Commerce City, CO
- Backend jobs in Parker, CO
- Backend jobs in Littleton, CO
- Backend jobs in Northglenn, CO
- Backend jobs in Brighton, CO
- Backend jobs in Englewood, CO
- Backend jobs in Wheat Ridge, CO
- Backend jobs in Lafayette, CO