Senior Full-Stack Engineer - Secure API & Real-Time UI
Caci Inc
A leading technology service provider in Colorado is seeking a Mid-Senior Full Stack Developer to design and build web applications and APIs. Responsibilities include designing front-end applications with React and building scalable APIs using Node.js and Python. The ideal candidate should have a Bachelor’s degree and 5+ years of experience, as well as a TS/SCI clearance. The role offers competitive compensation and a flexible work environment. #J-18808-Ljbffr CACI International Inc
- ...Aurora, Colorado is seeking a Mid-Senior Full Stack Developer. In this role, you'll design... ...sophisticated web interfaces and APIs that deliver real-time data. Strong knowledge of JavaScript... ...with AWS, Kubernetes, and security protocols like OAuth2 is preferred....SuggestedFor contractorsFlexible hours
$100k - $120k
Full Stack Developer (C# / .Net) (JN -042026-4194... ...Littleton, CO Type: Full-time, direct hire... ...collaborative and high‑impact engineering team. This role is... ...that solve real business challenges... ...and integrate APIs, databases, and user... ...to develop modern UI experiences Troubleshoot...SuggestedFull timeImmediate startRemote workFlexible hours$126.65k - $182.85k
...Full-Stack Software Engineers (Experienced/Senior) The Boeing Company is seeking Full... ...Active Top-Secret U.S. Security Clearance with... ...REACT, jQuery, jQuery UI, Open Layers, etc.)... ...SOAP, RMI, REST APIs and interfaces Experience... ...paid and unpaid time away from work. The...SeniorPermanent employmentWork experience placementRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work$108.4k - $227.5k
...Job Title: Mid-Senior Full Stack Developer Job Category: Engineering Time Type: Full time Minimum Clearance... ...- a sophisticated API layer and modern web UI delivering critical, real-time data to third-party... ...meet strict government security requirements. This is a...SeniorFull timeContract workWork experience placementRemote workFlexible hours- A leading advertising technology company in Denver seeks a Senior Software Engineer 1 (Full Stack) to join their Demand Side Platform team. This role involves building scalable web applications, working with cutting-edge technologies, and providing mentorship to junior...SeniorFull time
- ...Full Stack Engineer As a Full Stack Engineer in the healthcare space, you'll architect... ...application features across UI, API, and data layers, ensuring scalability, security, and alignment with... ...their manager to determine in-office time based on business need....SeniorWork at officeShift work2 days per week
$125k - $130k
...Job Summary: The Senior Full Stack Developer is... ...Angular to deliver secure, scalable, and high... ...through GraphQL APIs to support efficient... ...Develop reusable UI components and... ...dynamic forms and real-time data updates, using... ...Contribute to engineering practices that support...SeniorRemote workFlexible hours$55 per hour
...in Aurora, CO are seeking a Senior Full Stack Engineer for their team. This is a six... ...or conversion to full-time. This is a hybrid position that... ...microservices. Design scalable APIs and event-driven... ...integration between frontend UI and backend microservices....SeniorHourly payFull timeContract workWork experience placement- ...looking for a Chief Software Architect based in Aurora, CO, or other locations. The role involves leading the design and development of real-time software for radar and electronic warfare technology. The ideal candidate should have a BS degree and at least 18 years of...SeniorFlexible hours
- ...US Applicants - Full-Time; Canadian Applicants... ...and designed for real-world impact.... ...Across strategy, engineering, design, data, and... ...strategies that are secure, scalable, and... ...We’re seeking a Senior Full-Stack Engineer to join... ...generation. Build APIs and services to...SeniorFull timeFor contractors
- A trusted federal contractor is seeking an API Developer in Aurora, CO. This role involves designing, building, and maintaining robust... ...include integrating APIs with services and ensuring security and scalability. Competitive salary, excellent benefits, and a family...SeniorFor contractors
$140k - $177k
A leading aerospace company is seeking a Software Engineer to develop embedded jet engine control software. This role involves collaborating... ...with engineers to validate system requirements and building real-time software for critical systems. Candidates should have...Senior$140k - $170k
...looking for a Software Engineer who wants to build... ...to life. The Senior Full Stack Engineer will be responsible... ...services, REST APIs, and data... ...application is scalable, secure, and reliable in a... ..., Vite - Material UI, Redux Toolkit,... ...to IRS limits. Time Off We have a flexible...SeniorLocal areaFlexible hours$115k - $130k
...is a Multifamily Real Estate Operator headquartered... ...We are hiring a Full Stack Engineer to join our... ...maintain RESTful APIs and microservices... .... Implement secure authentication and... ...Collaborate with UX/UI designers to transform... ..., and Paid Sick Time. ~ Tuition...Temporary workWork at officeLocal area$70 - $80 per hour
...years proven experience as a full stack developer who prefers frontend... ...developer with exceptional talent in UI design with very strong front... ...development with emphasis on securing websites. - .Net... ...developer developing and deploying APIs, websites, and related software...SeniorHourly payPermanent employmentContract workTemporary workWork experience placement$130k - $175k
...Overview As a Senior Full Stack Engineer working with the latest... ...solutions that make a real difference in the legal... ...of software and security best practices (i.e.,... ...ASP.NET Core, Web/REST APIs, React/Vue/Angular, SQL... ...plans, generous paid time off, and a supportive...SeniorWork experience placementWorldwide3 days per week$115k - $125k
...solutions built specifically for the real estate industry to provide stunning unit... ...occupancy and drive revenue. As a Senior Full Stack Engineer , you will have the opportunity to be... ...teams. Design and build robust APIs, advocating for an API-first approach...SeniorHourly payWork at officeRemote workFlexible hours$82.1k - $172.4k
...Job Title: Full Stack Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance... ...of cloud computing, APIs, and software architecture... ...an active TS/SCI security clearance with Polygraph... ...Backend Development UI: Extensive experience with...Full timeContract workWork experience placementLocal areaFlexible hours$125k - $160k
...Full Stack Software Engineer Job Category: Information Technology... ...May 29, 2026 Full-Time New York, NY 10019... ...reporting engines, and secure APIs for internal and external... ...on feedback and real-world data Develop... ...design, and responsive UI development ~ Hands...Full timeWork at officeFlexible hours1 day per week- ...Senior Full Stack Developer Anywhere Type: Contract-to-Hire... ...role drives full lifecycle engineering, security, and performance for financial... ..., ASP.NET Core, REST/gRPC APIs, and Blazor. Own end-to... ...exchange layers including real-time APIs, batch interfaces,...SeniorHourly payContract workLocal areaRemote work
$75k - $115k
...technology to help you engineer the solution that works... ...QA Engineer focused on UI for Storage Management.... ...responsive, and robust under real-world operational... ...interactions with backend APIs and services to ensure accurate... ...compensation at the time of posting. Pay within or...Work at office$110k - $155k
Position: Full Stack Software Engineer (Mid) Location: Aurora, CO... ...backend services, APIs, and frontend... ...work closely with senior engineers, architects, and UX/UI designers to build... ...experience working within secure, scalable, and... ...while contributing to real-world operational...$110k - $140k
A dynamic company in real estate technology is seeking a Full Stack Developer to produce scalable software solutions in Denver. The role involves designing, testing, and debugging software systems while mentoring team members and ensuring best practices in development...Senior- ...Occupational Therapist Assistant in Denver, Colorado, to connect with senior living communities. Responsibilities include treating patients,... ...skills. Experience with memory impairment patients is preferred. Job offers real-time pay and various perks. #J-18808-Ljbffr KARESenior
- Blue Origin LLC is seeking an Embedded Software Engineer III in Denver, CO to develop and test real-time embedded software for rocket engines. The ideal candidate will possess at least 5 years of experience in embedded system development and a degree in a relevant field...Senior
- Bright Vision Technologies is looking for a full-time Software Engineer (Web Developer) in Denver - Littleton, CO. The role involves frontend web... ...control systems. This opportunity includes working with RESTful APIs and ensuring compliance with accessibility standards. Join...Full time
- Senior Software Engineer/Full Stack Developer PTMA Financial Solutions, provides treasury... ...challenging economic times, our clients are relying on... ...backend web technologies (real time APIs, JSON, Web Sockets), experience... ...tasks. Build both UI and back-end services using...SeniorWork experience placementWork at officeLocal areaRemote work2 days per week3 days per week
- ...Operations Command Center Advisor in Colorado to enhance operations within the Production Command Center. The role requires expertise in real-time monitoring systems and collaboration with various teams to improve operational efficiency. Candidates should have a Bachelor’s...Senior
- ...difference. More information: Senior Mobile & Full Stack Engineer — We're looking for a... ...CSS, and Shadcn UI Solid background in Node... ...implement scalable RESTful APIs Knowledge of web security best practices, Helmet,... ...challenging environment with real growth opportunities. If...SeniorRemote work
- ...Client located in Aurora, Colorado is seeking a Senior Full Stack Engineer for a contract to hire position. This person will join a small team responsible... ...application into distributed microservices, designing APIs, and implementing containerization tools. Required ~5+...SeniorContract work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Full-Stack Engineer - Secure API & Real-Time UI. Be the first to apply!
- senior full stack web developer Aurora, CO
- remote .net full stack web developer Aurora, CO
- c# .net full stack developer Aurora, CO
- java full stack angular developer Aurora, CO
- senior java full-stack developer Aurora, CO
- full stack developer Aurora, CO
- full stack engineer Aurora, CO
- junior full-stack web developer Aurora, CO
- senior manager process engineering Aurora, CO
- senior manager clinical operations Aurora, CO




