Frontend Web Engineer - UI, REST APIs (Onsite Denver)
Bright Vision Technologies
Bright Vision Technologies is looking for a full-time Software Engineer (Web Developer) in Denver - Littleton, CO. The role involves frontend web development, JavaScript programming, and collaborating in agile teams. Candidates should be proficient in modern web technologies and frameworks, as well as version control systems. This opportunity includes working with RESTful APIs and ensuring compliance with accessibility standards. Join a women-owned company focused on fostering innovation and career growth. #J-18808-Ljbffr
- ...Maania Consultancy Services is seeking a skilled frontend developer in Denver, Colorado. The role requires proficiency in modern web development frameworks, JavaScript standards, and experience with RESTful APIs. Knowledge of Agile methodologies and version control systems...Web
- ...Vision-Technologies is looking for a Software Engineer (Web Developer) for a multi-year project in Denver - Littleton, CO. The ideal candidate will possess strong skills in frontend web development, JavaScript, and RESTful APIs, while being familiar with version control...WebFull time
$100k - $120k
...collaborative and high‑impact engineering team. This role is... ...and deliver modern web applications that... ...teams in both onsite and remote settings... ...and integrate APIs, databases, and user... ...to develop modern UI experiences Troubleshoot... ...and consuming RESTful APIs and WebAPI services...WebFull timeImmediate startRemote workFlexible hours- ...leading technology firm in Denver is seeking a Senior... ...Architect to build and optimize web applications with React,... ...TypeScript and Material UI. The role includes... ...applications, integrating APIs, and ensuring... ...optimization. This position is onsite with a focus on delivering...Web
- ...Financial is searching for a User Experience (UX)/User Interface (UI) Designer based in Denver. This role involves designing engaging products using... ...tools like Figma, and a strong understanding of mobile and web best practices. The role emphasizes teamwork and adherence...Web
$75k - $115k
...technology to help you engineer the solution that... ...focused on UI for Storage Management... ...work closely with frontend and backend engineers... ...execute test cases for web-based storage... ...interactions with backend APIs and services to... ...CSS, JavaScript, and RESTful. ~ Experience...WebWork at office$104.17k - $118.06k
...Geospatial Software Developer at Denver Water. Denver, CO, USA.... ...3 annually. Work Schedule: Onsite or Hybrid (minimum two days... ...product lines and supported APIs including ArcGIS REST. Integration of ArcGIS applications... ...management using Git. ESRI Web AppBuilder, Experience...WebWork experience placementWork at office- ...contractor in Aurora, Colorado is seeking a Mid-Senior Full Stack Developer. In this role, you'll design and build sophisticated web interfaces and APIs that deliver real-time data. Strong knowledge of JavaScript, React, and Docker is essential. Prior experience with AWS,...WebFor contractorsFlexible hours
- ...Location: Denver CO - Onsite Duration: 1... ...build and scale modern web applications.You will work across frontend and backend layers,... ...backend services and APIs using Node.js Develop RESTful and/or GraphQL APIs... ...across the full stack - UI, business logic, and...Web
- 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...WebFlexible hours
- ...Salesforce Developer Location: Denver, CO Duration: Contract Rate: DOE US Citizen, Green Card... ...Service cloud and data transfer experience Web Services development, or experience with the Salesforce API (REST/SOAP/Metadata, etc.) Knowledge of Integrations...WebContract work
$75k - $115k
...Responsibilities Quantum is seeking a QA Engineer focused on UI for Storage Management. You will... ...and execute test cases for web-based storage management user... ...Functional & Integration Testing – Test frontend interactions with backend APIs to ensure accurate data...WebWork at office$170k - $190k
...Parsyl is based in Denver, CO, New York, NY, and... ...the Role As a Staff Frontend Software Engineer , you will play a lead... ...emerging patterns in agentic UIs Champion thoughtful... ...applications with APIs and data services... ...architect role for complex web applications ~ Deep...WebSummer holidayWork at officeHome office- ...candidate will be local to the Denver, Colorado area. We are... ...website(s) are accessible per Web Content Accessibility Guidelines... ...opportunities to improve search engine optimization (SEO), time on site... ...designing solutions. -Knowledge of REST APIs and integration of APIs with...WebContract workWork at officeLocal area1 day per week
$140k - $199k
...organization that focuses on solving complex engineering and operational challenges for... ...our customers’ needs. Position Position: UI/UX Software Engineer - Aurora, CO or Meridian... ..., and MapLibre. Experience with web‑based API design and use. Experience developing software...WebFlexible hours$90.3k - $189.6k
## Full Stack Web DeveloperDenver, Colorado, United... ..., and maintain both frontend and backend components... ...• Build and maintain RESTful APIs that power our applications... ...• Collaborate with UX/UI designers to translate... ...Science, Software Engineering, Computer Engineering...WebContract workWork experience placementFlexible hours$119.77k - $140.9k
...scalable, reusable automation frameworks for API (REST/GraphQL) and UI testing Develop and execute automated... ...and continuous testing Partner with engineering teams to enhance product testability... ...in API (REST/GraphQL) and UI/web automation testing Solid programming skills...WebFull timeTemporary workWork experience placementLocal area3 days per week$175k - $201k
...Staff Software Engineer, React/TypeScript... ...Imaging Location: Denver, United States... ...the reporting UI and clinical workflow... ...is significant frontend work ahead and... ...with backend API integration, has... ...reports. Build a web‑based results summary... ...and shape REST APIs, manage pagination...WebRemote work$224.06k
TC - Digital Engineering - Frontend Software Engineer - Manager - Multiple Positions... ...), Ernst & Young U.S. LLP, Denver, CO. Work with software... ...and user experience for web applications. Champion best... ...and/or React. Consuming RESTful APIs and JSON data in web applications...WebFull timeWork experience placementSummer holidayWork at officeMonday to FridayFlexible hours- ...Description Job Title : Sr. React / UI Architect (React, TypeScript, Node.js) Location: Denver, CO (Onsite) Must Have Skills React... ...scalable, high-performance web applications. The ideal... ...guidelines. Integrate and consume RESTful APIs and GraphQL endpoints...Web
$187k - $330k
...Quizlet is hiring Fullstack Engineers in Denver, Colorado. This is an onsite role demanding proficiency in modern web technologies like JavaScript and React. Responsibilities... ...shipping end-to-end product features across both frontend and backend systems. The position offers a...Web- ...Senior Software Engineers to join our core... ...implement a new API endpoint or microservice... ...out our secure RESTful APIs, database... ...others drive frontend efforts (creating intuitive web interfaces for... ...designers to ensure the UI is polished and... ...is full-time in Denver, CO with hybrid/...WebFull timeRemote work
$114.2k - $189.08k
...Full-Stack Software Engineer At S5, we offer a... ...Spring Boot) and modern frontend interfaces (Angular/... ...and consuming RESTful APIs and working within layered... ...of end-to-end web application data flow (UI → backend services →... ...time employment in the Denver, Colorado area. The...WebFull timeFlexible hours$70 - $80 per hour
...summary: Fully onsite Greenwood Village,... ...developer who prefers frontend development and is... ...exceptional talent in UI design with very... ...developing and deploying APIs, websites, and... ..., Docker, JSON, REST Services, OIDC, SAML... ...Management, App Services, Web Services, and API...WebHourly payPermanent employmentContract workTemporary workWork experience placement- ...Principal Mobile Engineer – Android Location: Englewood... .../ USC / GC-EAD Hybrid onsite from day 1 – Greenwood Village, outside of Denver Client: Charter... ...Knowledge of using RESTful APIs Proficiency building... ...experience ~3+ years web services development experience...WebWork experience placement
- ...Watershed, based in Denver, is seeking a skilled Software Engineer to join their product team. The role involves building... ...interactive data visualizations, APIs, and tools for climate data.... ...experience, particularly in Node.js web development. The position requires...WebWork at office
- ...on W2 only Type: Contract Location: Denver, Colorado 80112- Locals to CO Only... ...Designs, develops, and implements web-based, micro-Java applications and API's to support business requirements.... ...Experience: Relocation (Yes/No): Able to do Onsite Interview (Yes/No): Availability...WebContract workLocal areaRelocation
- ...Java Fullstack Lead Location: Denver, CO Duration: Contract Rate: DOE... ...'s degree in computer science engineering 9 to 12 years of qualified software... ...Java, J2EE, Hibernate, Spring, Web services, Data Structures, Algorithms and REST API Strong working knowledge of...WebContract work
$53 - $55 per hour
...Solutions Services, LLC is seeking a Senior Scala Backend Engineer for a 6-month contract located in Denver, CO. The role involves coding, testing, and debugging... ...for cloud deployments and strong experience in Scala API implementation. Ideal candidates will have experience...Contract work- ...financial flexibility by offering contingent labor as a variable cost. Job Description UI developer that will be supporting VOD Node.js, AngularJS, HTML5, CSS3, RESTful web services (JSON), Javascript, jQuery, Model Veiw Controller (MVC) Architecture Familiarity,...WebFull timeLocal areaImmediate start
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Frontend Web Engineer - UI, REST APIs (Onsite Denver). Be the first to apply!
- junior front end developer remote Denver, CO
- react front end developer Denver, CO
- remote front end web developer Denver, CO
- remote frontend developer Denver, CO
- entry level front end web developer Denver, CO
- front end engineer Denver, CO
- front end web developer Denver, CO
- entry level front end developer remote Denver, CO
- front end web developer part time Denver, CO
- frontend developer Denver, CO

