**Senior Full Stack React.js / Node.js Developer** **Englewood, CO** **Type:** Contract **Category:** Development **Industry:** Communications **Reference ID:** JN -012026-105125 **Date Posted:** 03/21/2026 **Shortcut:** http://careers.eliassen.com/sGNuEz + Description + Recommended Jobs **Description:** _Hybrid 4 days on-site in Englewood, CO_ The organization is a leading telecommunications and media provider serving over 26 million customers across 41 states under a nationally recognized brand. It ranks among the largest cable and pay TV operators in the United States and is also a significant residential telephone provider. Founded in 1993 and publicly traded on NASDAQ, the company employs approximately 98,000 people and maintains substantial assets. More information is available at the company's public website. _Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance._ Rate: $60.00 to $66.00/hr. w2 **Responsibilities:** **Responsibilities** + Build, test, and deliver major features across multiple web applications using React.js, Node.js, and TypeScript. + Collaborate with product and engineering teams to design and implement scalable front-end and back-end solutions. + Develop and consume REST and GraphQL APIs to support application functionality. + Implement semantic HTML, CSS, and SCSS with a focus on accessibility and responsive design. + Apply web performance, security, and browser API best practices in all deliverables. + Write unit tests with Jest and Enzyme or React Testing Library and contribute to automation testing with Cypress or Selenium. + Work with SQL and NoSQL databases including PostgreSQL, MySQL, and MongoDB. + Containerize and deploy services using Docker, Kubernetes, and AWS. + Coordinate with distributed and offshore teams to ensure timely delivery and quality. **Experience Requirements:** **Experience Requirements** + 7+ years professional experience with Vanilla JavaScript and React.js development. + Experience functioning as a lead or in a senior developer capacity with leadership responsibilities. + 3+ years in Node.js back-end development. + Professional experience with TypeScript. + Prior experience coordinating with offshore teams in India. + 2+ years professional experience consuming REST APIs. + 1+ years professional experience with SQL/NoSQL databases such as PostgreSQL, MySQL, or MongoDB. + Strong experience with semantic HTML, CSS, and SCSS styling. + Experience implementing accessibility standards. + React unit testing using Jest and either Enzyme or React Testing Library. + Experience with React state management libraries such as Redux or Apollo. + Experience consuming and building REST and/or GraphQL APIs. + Knowledge of web development best practices including performance, security, and browser APIs. + Experience with Docker and Kubernetes. + Experience with AWS. + Experience with automation testing tools such as Cypress or Selenium. **Education Requirements:** **Education Requirements** + Bachelor's degree or equivalent education in Computer Science, Information Technology, or a related field. **_Recruitment Transparency Notice_** **_Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening_** **_and hiring_** **_process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (_** **_noreply@eliassen.com_** **_, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process._** _Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range._ _W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality._ _If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:_ _· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc._ _· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group._ _If you have any indication of fraudulent activity, please contact_ _fraud@eliassen.com_ _._ _About Eliassen Group:_ _Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients' capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve._ _Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws._ _Don't miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!_