Full Stack Systems Engineers jobs in Denver, CO

Greenwood Village, Colorado

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Today

Full Stack EngineerWe are seeking a talented Full Stack Engineer to join our dynamic team and contribute to an exciting digital transformation project. This role offers the opportunity to work with cutting-edge technologies in a collaborative environment. Responsibilities Design, develop, and implement software applications while ensuring high performance and responsiveness. Build and maintain APIs for applications transitioning to cloud environments. Collaborate with cross-functional teams to d

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Contract

Depends on Experience

Senior React Native Full Stack Engineer

Remote

•

Today

Position: Senior React Native Full Stack Engineer Location: Remote - since this is a temp to hire candidates need to be located or willing to relocate in hub cities ( (Minneapolis, Seattle, Miramar, Dallas), prefer EST hours Duration: 1 year - Temp to Hire We re looking for a Senior React Native Full Stack Engineer to help us design, build, and maintain high-quality mobile experiences that delight our users. You ll work closely with product managers, designers, and partner teams to deliver perf

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Full-time

Depends on Experience

Full Stack Developer

Remote or Round Rock, Texas

•

Yesterday

Who we are! At 4Ci our mission is to build long term relationships, based on trust, integrity, and knowledge with all our employees and business affiliates. 4Ci has been in business for 20 years and has employees working on mission critical projects nationwide. We provide computer programming, testing, and system design services to develop and maintain multi-year, multi-million-dollar mission critical applications for the US Government. Examples of such applications are Medicaid MMIS systems, He

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Full-time

Depends on Experience

Full Stack .Net Developer

Greenwood Village, Colorado

•

Yesterday

We are seeking a talented Full Stack Developer to join our dynamic team, focusing on innovative digital transformation projects. This role offers a unique opportunity to work with cutting-edge technologies and contribute to impactful solutions in a collaborative environment. Responsibilities Design and develop APIs for existing applications, transitioning them to cloud-based solutions. Collaborate with cross-functional teams to deliver robust, cloud-based applications. Utilize programming langua

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Contract

Depends on Experience

AI Engineer - Full Stack / LLM UI Integration

Remote

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Today

AI Engineer Full Stack / LLM UI Integration Location: Remote Focus: Application Layer & UI for LLMs This engineer will bridge AI models with intuitive front-end experiences. Key Expectations: Experience building front-end or full-stack applications that interface with LLMs. Familiarity with frameworks like Hugging Face, Ollama, LangChain, or similar. Proficient in modern web technologies (React, Next.js, Node.js, Python). Able to design and develop E2E applications where users interact seamlessl

Third Party, Contract

Java Full Stack Developer

Remote or Hybrid in Plano, Texas

•

Yesterday

We are seeking a highly skilled Full Stack Developer with a strong background in Java 11 to join our dynamic team in Plano, Texas. The ideal candidate will have 7 -10 years of experience in software development, demonstrating a deep understanding of Java programming and its ecosystem. You will be responsible for designing, developing, and maintaining high quality software solutions that meet our clients' needs. <>Responsibilities:Design, develop, and implement software applications using Java 11

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Contract

$60+

Full Stack .Net Developer

Greenwood Village, Colorado

•

Yesterday

Full Stack .Net DeveloperWe are seeking a talented Full Stack .Net Developer to join our dynamic team. This role offers an exciting opportunity to contribute to a digital transformation project by building APIs and migrating applications to the cloud. Responsibilities Design and develop robust APIs for existing .NET applications, facilitating their migration to cloud environments. Collaborate with cross-functional teams to deliver cloud-based solutions that enhance efficiency and user experience

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Contract

Depends on Experience

Sr. Full Stack Engineer

Remote

•

13d ago

Remote | Sr. Full Stack Engineer | Full-time We are actively recruiting a Sr. Full Stack Engineer for our client in Knoxville, TN. This is a fully remote direct placement opportunity, with travel required to Knoxville approximately once a quarter. In this role, you will play a key role in designing, building, and maintaining our client's core web applications and APIs Responsibilities: Lead the design and development of scalable, high-quality code for our enterprise-grade platform.Work across th

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Contract

Depends on Experience

Full-Stack Engineer - Remote in PST

Remote

•

Yesterday

Role: Full-Stack Engineer Location: Remote (Must be able to work core Pacific Standard Time, PST, hours) Duration: 3 to 6 months (potential extension) W2 / Selfcorp(C2C) Client is not sponsoring a visa at the moment. About the Role: We are seeking a highly skilled and motivated Full-Stack Engineer to join our remote team on a contract basis. You will play a pivotal role in designing, developing, and maintaining robust and scalable web applications. The ideal candidate is a proactive problem-solv

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Contract

$50 - $55

Full-stack Java developer with AI/ML(Public Trust Clearance)

Remote

•

Yesterday

Full-stack Java developer with AI/ML(Public Trust Clearance) 6 Month CTH We are seeking an experienced Software Engineer with strong expertise in Java, JavaScript (React, NodeJS), and AWS cloud technologies. The role involves designing, developing, and deploying complex software solutions including RESTful APIs, web applications, and cloud-based systems. The ideal candidate should be proficient in full-stack development, containerization (Docker, Kubernetes), and agile methodologies. Key Respons

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Contract

Depends on Experience

AI Engineer - Full Stack/LLM UI Integration

Remote

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2d ago

Join our client for a 6+ month 100% remote position as an AI Engineer with a focus on Full Stack/ LLM UI Integration. In this role you will focus on the application Layer & UI for LLMs. As an Engineer you will bridge AI models with Intuitive front-end experiences. Key Expectations:Experience building front-end or full-stack applications that interface with LLMs.Familiarity with frameworks like Hugging Face, Ollama, LangChain, or similar.Proficient in modern web technologies (React, Next.js, No

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Contract

Depends on Experience

AI Fullstack Developer

Remote

•

Today

Job DescriptionWe are seeking a highly skilled Full Stack Developer with a strong background in React, RESTful APIs, MVC architecture, and AI-driven solutions. The ideal candidate will have hands-on experience building scalable web applications and integrating AI models into production environments. ResponsibilitiesDesign, develop, and maintain robust full stack applications using React (frontend) and Node.js/Express or similar (backend).Architect and implement scalable RESTful APIs and ensure s

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Contract

$70 - $80

Senior Fullstack Engineer - Node.js & Nest.js - Remote

Remote

•

Today

Hello, My name is Pavan and I am a Talent Acquisition Specialist at Park Computer Systems, Inc., a Technology Consulting and Staffing company. After reviewing your resume, I believe that you may be a good fit for a job opening with one of our clients. The highlights of the position are: Job Title: Senior Product Engineer (FullStack) - Node.js & NestJS Location: Remote (with occasional travel to Kansas City once a month or once a quarter) Duration: Full Time Permanent Role Job Description: About

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Full-time

$130,000 - $155,000

Sr. Fullstack .Net Developer

Remote or San Mateo, California

•

Today

job summary: We have an immediate need for a Sr. Fullstack .Net Developer with a strong C#, .Net Core, and React background along with recent project experience in financial services. location: Telecommute job type: Contract salary: $60 - 70 per hour work hours: 8am to 5pm education: Bachelors responsibilities: Seeking senior C# developer with over 10+ years of experience in SDLC to design, build, and operate customer-facing and internal APIs/services. You'll support the backend developm

Contract

USD60 - USD70

Senior Associate Full Stack Engineer

Remote or St. Louis, Missouri

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Today

Mastech Digital provides digital and mainstream technology staff as well as Digital Transformation Services for all American Corporations. We are currently seeking a Senior Associate Full Stack Engineer for our client in the Professional Services domain. We value our professionals, providing comprehensive benefits and the opportunity for growth. This is a Contract position, and the client is looking for someone to start immediately. Duration: 6 Months Contract Location: Remote (St. Louis, MO) Sa

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Contract

$55.00 - $60.00 per hour

Full Stack Integrated Development and Support Engineer

Remote or Dallas, Texas

•

Today

Mastech Digital provides digital and mainstream technology staff as well as Digital Transformation Services for all American Corporations. We are currently seeking a Full Stack Integrated Development and Support Engineer for our client in the Consulting domain. We value our professionals, providing comprehensive benefits and the opportunity for growth. This is a Contract position, and the client is looking for someone to start immediately. Duration: 6-9+ Months Contract Location: Remote Salary:

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Contract

$40.00 per hour

Senior Full Stack Developer

Remote

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5d ago

Position:Senior Full Stack Developer Position Type: 6-Month CTH Location:Remote (Tulsa area preferred) The Full Stack Senior Developer with Java and Angular skills will primarily be responsible for designing, developing, and maintaining the company's platform middleware and ancillary supporting applications. These duties include designing, developing, and maintaining the company's platforms RESTful APIs, middleware, databases, and web-based support applications. They're looking for engineers wh

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Contract

$83.34

Full Stack Engineer

Remote

•

Today

Full Stack Engineer - Remote (EST)Responsibilities Collaborate with your team to design, develop, test, deploy, and maintain secure, compliant SaaS solutions Build and enhance software features to address customer challenges and improve user experience Drive continuous improvement efforts and support CI/CD processes throughout the development lifecycle Promote and implement automation to streamline workflows, reduce manual effort, and ensure consistency Engage in all stages of product deve

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Full-time

$135000

Sr. Software Engineer - Full Stack

Denver, Colorado

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14d ago

Senior Software Engineer Full Stack Location: Denver, CO (Onsite) Employment Type: Full-Time Salary Range: $120,000 $250,000 annually (DOE + equity) About the OpportunityWe re a fast-growing AI-driven technology company on a mission to disrupt traditional systems and unlock massive efficiency across a major industry. Our intelligent platform powers critical operations at scale, and we re actively hiring senior engineers to help us re-architect core systems, implement cutting-edge AI/ML solutions

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Full-time

$120,000 - $250,000

Java full stack developer

Englewood, Colorado

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Today

Mandatory Skills Java, Spring, Springboot, React, Express.JS, Oracle Optional Skills Cloud technologies, Cloud Foundry, Concourse, Rabbit MQ Job Description Requirements/Tech Stack: ? Java full stack developer with 5+ years of hands-on experience on Java, Spring, Spring Boot, Microservices, React, Express JS, CI/CD, Oracle, MS SQL ? Good to have: Cloud technologies, Cloud Foundry, Concourse, Rabbit MQ RequirementsResponsibilities: o Design, build, and maintain scalable backend services usi

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Full Stack Systems Engineers jobs in Denver, CO, USA