Remote Sr. Web Application Developer

Apex Systems; Indianapolis (IN); Remote; USD 110,000 - 160,000; Full time

Job summary

Everforth Apex seeks a Senior Web Application Developer (Remote) to lead full-stack development across .NET/C#, JavaScript frameworks, and cloud-native architectures. You will guide technical direction, mentor engineers, and collaborate with clients to deliver secure, high-performance web applications and AI-enabled features.

The ideal candidate has 8+ years in full-stack development, strong API design, and experience with AWS/Azure, serversless, and microservices.

Qualifications

• 8+ years of experience in full-stack web application development, including .NET/C# and modern JavaScript frameworks.
• Proven ability to lead teams and engage directly with clients.
• Experience with AWS and/or Azure cloud platforms, including serverless architectures.
• Deep understanding of web architecture, microservices, and RESTful API design.
• Experience with SQL and NoSQL databases. Knowledge of secure application development and cloud security practices.

Responsibilities

• Lead the architecture, design, and development of modern web applications across a diverse technology stack, including .NET/C#, Node.js, and front-end frameworks (React, Angular, Vue).
• Design and implement scalable, cloud-native solutions using microservices and serverless architectures.
• Establish and enforce engineering best practices, coding standards, and architectural patterns.
• Design and implement AI-enabled application features, such as integration with LLMs and AI APIs.
• Serve as a primary technical interface to clients, translating business needs into scalable technical solutions.
• Oversee the development of secure, high-performance web applications and RESTful APIs.
• Architect and deploy applications in AWS and Azure, leveraging serverless and containerized services.
• Mentor developers, lead code reviews, and foster a culture of innovation and engineering excellence.

Skills

NET/C#

JavaScript frameworks

Lead teams

Client engagement

RESTful API design

Education

Bachelor’s or Master’s degree in Computer Science/IT

Tools

AWS

Azure

Node.js

React/Angular/Vue

Job description

Job ID: 3049629

Remote Sr. Web Application Developer

Location

Remote

Role Overview

We are seeking a highly experienced Senior Web Application Developer to serve as a technical leader, client liaison, and AI-enabled solutions engineer. This role requires a well-rounded full-stack background across modern web technologies, including .NET/C#, JavaScript frameworks, cloud-native architectures, and emerging AI/ML integrations. The ideal candidate will act as a trusted advisor to clients, shaping technical direction while leading engineering teams to deliver innovative, secure, and high-performing solutions.

Key Responsibilities

• Lead the architecture, design, and development of modern web applications across a diverse technology stack, including .NET/C#, Node.js, and front-end frameworks (React, Angular, Vue).
• Design and implement scalable, cloud-native solutions using microservices and serverless architectures.
• Establish and enforce engineering best practices, coding standards, and architectural patterns.
• Design and implement AI-enabled application features, such as integration with LLMs and AI APIs.
• Serve as a primary technical interface to clients, translating business needs into scalable technical solutions.
• Oversee the development of secure, high-performance web applications and RESTful APIs.
• Architect and deploy applications in AWS and Azure, leveraging serverless and containerized services.
• Mentor developers, lead code reviews, and foster a culture of innovation and engineering excellence.

Required Qualifications

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field (or equivalent experience).
• 8+ years of experience in full-stack web application development, including .NET/C# and modern JavaScript frameworks.
• Proven ability to lead teams and engage directly with clients.
• Strong hands‑on experience with T‑SQL, including writing and optimizing SQL queries and other database objects.
• Experience with AWS and/or Azure cloud platforms, including serverless architectures.
• Deep understanding of web architecture, microservices, and RESTful API design.
• Experience with SQL and NoSQL databases. Knowledge of secure application development and cloud security practices.

Preferred Qualifications

• Certifications in AWS, Azure, or AI/ML-related technologies.
• Experience building or integrating generative AI solutions in production environments.
• Familiarity with Python for AI/ML workflows.
• Experience with DevSecOps, CI/CD pipelines, and automation tools.
• Prior experience in client‑facing technical leadership roles within complex or mission-driven environments.

PLEASE NOTE

Candidates must be able to obtain and/or maintain a Public Trust clearance as a condition and continuation of employment.

Everforth Apex

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Benefits Overview

Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.

Equal Opportunity Employer Statement

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

ADA Accommodation

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

Transparency and Copyright

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

© 2026 Everforth, Inc. All rights reserved.

Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

NYSE: EFOR

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Everforth Apex is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex.