Full Stack Development Intern Jobs in Springfield, IL

Full Stack Engineer

Anywhere

Type: Contract

Category: Development

Industry: Technology

Workplace Type: Remote

Reference ID: JN -042026-106484

Date Posted: 05/20/2026

Shortcut: http://careers.eliassen.com/bFU5ZW

• Description

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Description:

Remote

Our client seeks a Full Stack Engineer to build and maintain modern websites and digital products. The role will contribute across the stack with TypeScript, React, Next.js, Node.js, and WordPress while emphasizing performance, reliability, and simplicity. You will collaborate with product, design, and external teams, tackle technical challenges, and use approved AI-powered tools to accelerate development. You will support iterative improvement, documentation, code reviews, and occasional after-hours production support.

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: $64.00 to $59.00/hr. w2

Responsibilities:

• Contribute across the stack and write clean, maintainable code with a focus on reliability, performance, and simplicity.

• Work across Frontend (TypeScript, Next.js, React), Backend (Node.js, TypeScript), and CMS (WordPress, PHP) technologies.

• Collaborate with product managers, designers, and external development teams to develop and execute new features.

• Debug issues, improve code quality, and strengthen system reliability.

• Own deliverables, seek feedback, and pursue growth and learning as an engineer.

• Conduct code reviews, develop engineering documentation, and participate in planning sessions.

• Iterate and improve systems, contributing ideas to move faster and build smarter while adapting to changing business requirements.

• Use approved AI-powered engineering tools to accelerate development, testing, documentation, and refactoring.

• Provide after hours and weekend support for production systems when needed.

Experience Requirements:

• 3+ years designing, developing, and delivering full stack solutions using TypeScript, React, Next.js, Node.js, and WordPress.

• Understanding of headless CMS concepts and API-driven content management.

• Experience designing and implementing scalable REST API endpoints.

• Experience integrating with AWS services, including querying and optimizing Elasticsearch.

• Strong understanding of HTML, CSS, responsive design, accessibility (a11y), and SEO best practices.

• Strong understanding of modern DevOps practices including CI/CD with Docker, GitHub workflows, and proxies like Varnish and Akamai.

• Proficiency with AI-assisted development tools such as GitHub Copilot.

• Excellent communication skills with the ability to influence and collaborate across teams.

• Ability to leverage data, telemetry, and analytics to inform engineering decisions.

Education Requirements:

• BS in computer science, engineering, or equivalent work experience.

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.

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