Senior Software Engineer, React, NodeJS, and Java

Senior Software Engineer Our client, an EV Manufacturer company, is looking for a Senior Software Engineer with expertise in React, NodeJS, and Java for their Newark, CA location. Responsibilities include: Designing, developing, implementing, testing, and maintaining business and computer applications software or specialized utility programs including mainframe and client/server applications, and major enhancement of existing systems. Fine-tuning and improving a variety of sophisticated software implementation projects. Gathering and analyzing system requirements, documenting specifications, and developing software solutions to meet client needs and data. Analyzing and reviewing enhancement requests and specifications. Implementing system software and customizing to client requirements. Preparing detailed software specifications and test plans. Coding new programs to client's specifications and creating test data for testing. Modifying existing programs to new standards and conducting unit testing of developed programs. Providing quality assurance reviews. Performing post-implementation validation of software and resolving any bugs found during testing. Requirements include a bachelor's degree in engineering, 5-7 years of experience, 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. Position- Senior Fullstack Developer (React, TypeScript, Node, Java) OR Senior Frontend Specialist (React, TypeScript, Node). Purpose of the team: This team focuses on building supply chain solutions using ReactJS, TypeScript, Node, and Java on AWS cloud. 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. 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. Experience in building react web component libraries. Why should you apply? Health benefits, referral program, excellent growth and advancement opportunities. As an equal opportunity employer, ICONMA provides an employment environment that supports and encourages the abilities of all persons without regard to race, color, religion, gender, sexual orientation, gender identity or express, ethnicity, national origin, age, disability status, political affiliation, genetics, marital status, protected veteran status, or any other characteristic protected by federal, state, or local laws.

Created: 2026-03-09