Senior Frontend Web App Engineer (React + Azure)

Estenda Solutions; United States; On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Health coverage

Dental coverage

Paid time off

401K

Job summary

Estenda Solutions is seeking a Web Application Software Developer to build reliable, usable web applications for healthcare problems. This front‑end focused role covers user interfaces and client-side logic, collaborating with analysts, product owners, and backend teams to deliver polished software.

You will design and implement component‑based UIs in React, integrate REST APIs, and apply a cloud‑ and security‑first mindset.

Qualifications

• A 4-year degree in a technical field, preferably Computer Science or related discipline.
• 5+ years of frontend development experience with React.js, modern JavaScript/TypeScript, and CSS frameworks.
• Strong experience building component-based UIs and consuming REST APIs with a modern framework.
• Proven technical skills: the ability to work with APIs, query databases, and solve common problems.
• Experience with authentication and authorization patterns (JWT, RBAC, API keys).
• Strong troubleshooting and debugging skills.
• Strong communication skills — verbal, written, and presentation — with the ability to explain technical concepts to both technical and non-technical audiences.
• A passion for learning and the ability to design and build solutions quickly.
• Empathy: you need to understand the user to be effective.
• The ability to manage your time and get things done without cutting quality.
• Comfort with change as a constant.

Responsibilities

• Build new digital health products and improve existing ones.
• Learn the science and understand the users so you can design the right solution.
• Work closely with business analysts and product owners to turn requirements into technical specs.
• Design and build solutions with a cloud- and security-first approach.
• Participate in every stage of frontend development: design, code, review, test, integration, debugging, deployment, and maintenance of user interfaces.
• Participate in code reviews and PR-based workflows, and help uphold coding standards and architectural boundaries.
• Mentor other engineers through pairing, reviews, and shared knowledge, and promote good practices across the team.

Skills

React.js

JavaScript/TypeScript

CSS frameworks

REST APIs

Authentication

Troubleshooting

Communication

Time management

Mentoring

Education

4-year degree in CS or related field

Tools

Azure

Azure CLI

Bicep

ASP.NET Core

Job description

Estenda Solutions is seeking a Web Application Software Developer to build reliable, usable web applications for healthcare problems. This front‑end focused role covers user interfaces and client-side logic, collaborating with analysts, product owners, and backend teams to deliver polished software.

You will design and implement component‑based UIs in React, integrate REST APIs, and apply a cloud‑ and security‑first mindset.