Backend Developer jobs in Denver

Alignerr

Backend Developer — AI Data Services About The Role What if your C# expertise could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a seasoned C# engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leadin

Stealth Startup

Job Description: Seeking a passionate Backend Developer with 0-7 years of experience to develop and maintain server-side applications and infrastructure that power web and mobile platforms. The role includes designing robust APIs, working with databases, and collaborating with front-end developers t

Job Title Responsibilities: Develop and maintain backend services using Rust. Design RESTful APIs, GraphQL, or gRPC for scalable microservices. Work with databases (PostgreSQL, MySQL, MongoDB) using Diesel or SQLx. Implement asynchronous programming with Tokio or async-std. Optimize performance and

About Judi Health Judi Health is an enterprise health technology company providing a comprehensive suite of solutions for employers and health plans, including: Judi Rx , a public benefit corporation delivering full-service pharmacy benefit management (PBM) solutions to self-insured employers, Judi

Requirements Must have: - We need at least 5 years of experience with Python or Go - We require at least 3 years working with SQL - We need at least 3 years of hands-on experience with CI/CD, including Terraform, Kubernetes, and ArgoCD; AWS experience is preferred - We expect experience building and

About Judi Health Judi Health is an enterprise health technology company providing a comprehensive suite of solutions for employers and health plans, including: Judi Rx, a public benefit corporation delivering full-service pharmacy benefit management (PBM) solutions to self-insured employers, Judi H

Alignerr

Backend Developer — Data Annotation Systems (AI Infrastructure) About The Role What if your Python expertise could directly shape the infrastructure behind the world's most advanced AI models? We're looking for a Senior Python Full-Stack Engineer to design and build the data pipelines, annotation to

RTX

Date Posted: 2026-07-13 Country: United States of America Location: US-CO-REMOTE Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Cl

United States Suitability/Public Trust Fully remote Information Technology Overview GovCIO is seeking a Ruby on Rails Backend Developer to design, build, and maintain backend services for VA.gov. This role is primarily focused on Ruby/Rails backend engineering, API development, system reliability, a

Alignerr

Backend Developer — AI Data Services About The Role What if your C# expertise could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a seasoned C# engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leadin

Oracle

Job Description Principal Backend Developer – Clinical Applications Engineering Transform Healthcare Through Modern EHR Technology Oracle Health is building the next generation of healthcare technology through our Gen2 Electronic Health Record (EHR) platform. We are seeking a highly skilled Principa

DevCare Solutions

Required Qualifications Strong professional experience developing applications with Java. Experience with Java 21 or recent versions of the Java SDK. Solid experience with Spring Boot and Spring-based application development. Experience designing, building, and consuming REST APIs. Strong working kn

HPTech Inc.

Java Backend Engineer Denver, CO (Onsite) Experience: 8 years In-Person Interview About the Role We're looking for a senior engineer who doesn't just write code - they own outcomes. You'll be responsible for the full lifecycle of backend services: from design and development through production relia