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TekWissen ®

Senior Full Stack Developer

On site

Newark, United states

$ 60 /hour

Senior

Freelance

29-01-2026

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Skills

Java TypeScript Test Quality Assurance Architecture Programming react AWS ReactJs AWS Cloud

Job Specifications

Job Title: Senior Full Stack Developer

Location: NEWARK, CA, 94560

Duration: 6 Months

Job Type: Temporary Assignment

Work Type: Onsite

Pay Rate: $60.00-60.00/ Hourly

Overview:

TekWissen is a global workforce management provider headquartered in Ann Arbor, Michigan that offers strategic talent solutions to our clients worldwide. Our client operates in the automotive industry and specializes in the design, development, and manufacturing of luxury electric vehicles, with a strong focus on innovation, performance, and sustainability.

Job Description:

Experience in building react web component libraries.
The main function of a Software Engineer is to design, develop, implement, test, and maintain business and computer applications software or specialized utility programs including mainframe and client/server applications, and major enhancement of existing systems

Responsibilities:

Fine-tune and improve a variety of sophisticated software implementation projects
Gather and analyze system requirements, document specifications, and develop software solutions to meet client needs and data
Analyze and review enhancement requests and specifications Implement system software and customize to client requirements
Prepare the detailed software specifications and test plans Code new programs to client’s specifications and create test data for testing
Modify existing programs to new standards and conduct unit testing of developed programs.
Provide quality assurance reviews
Perform post-implementation validation of software and resolve any bugs found during testing

Qualifications:

Bachelor's degree in engineering required 5-7 years' experience required
A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design large systems software design and development experience
Experience performing in-depth troubleshooting and unit testing with both new and legacy production systems experience in programming and experience with problem diagnosis and resolution

Typical Day in the Role

Purpose of the Team:

This team focuses on building supply chain solution using ReactJS, TypeScript, Node and Java on AWS cloud

What makes this role interesting

This role provides the opportunity to have ownership of this project and architecture.

Candidate Requirements

Years of Experience Required:

12 overall years of experience in the field.
Best vs. Average: Candidate meets preferred skills
Performance Indicators: Performance will be assessed based on meeting deadlines and quality of work.

Top 3 Hard Skills Required + Years of Experience

Minimum of 12 years of experience as a Lead Developer, with extensive expertise in the MERN stack
Minimum 10+ years Experience in React + Typescript + Mongo stack
Minimum 10 years Experience Proven track record of leading development teams and managing large-scale projects

TekWissen® Group is an equal opportunity employer supporting workforce diversity.

About the Company

Welcome TekWissen, your premier partner in technology consulting, workforce solutions, payroll services, procurement, managed services, global capability centers, and venture capital support, specifically tailored for startups in the human capital sector. Our world-class team is dedicated to serving clients worldwide, leveraging over 15 years of industry experience and a robust presence in over seven countries ((USA, UK, Canada, India, Australia, Portugal and UAE)). At the forefront of the fourth industrial revolution, our l... Know more