3775 Web Developer jobs in Belleville,NJ

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DocGo

New York, NY 10001

Outlier

Belleville, NJ

2+ years of experience in backend engineering, AI automation, or complex systems integration
Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting)
Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases
Practical experience building for live, non-mocked environments and handling multi-turn system interactions
Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors
This is a 1099 contract opportunity on the Outlier.ai platform. Because this is a freelance opportunity, we do not offer internships, sponsorship, or employment. You must be authorized to work in your country of residence.

U.S. Navy

Rutherford, NJ 07070

Fidelity Investments

Belleville, NJ 07109

Bachelor's degree or equivalent experience in computer science, engineering, or a related field.
8+ years of hands-on experience designing, developing and deploying complex, scalable, end-to-end web applications
A proven track record of leading complex projects through the full software development lifecycle(SDLC) from requirements gathering and system design to production deployment and post-launch maintenance
Expertise in modern front-end development, particularly with Angular and its ecosystem.
Strong Proficiency in back-end development with a main focus on Python and its web frameworks (eg Django, Flask).
Extensive experience designing, implementing and optimizing relational databases(e.g. Oracle, PostgreSQL, SQL Server). Strong SQL skills are a must
Experience with object-oriented design and development, and standard software design patterns.
Experience with data visualization libraries and UI component libraries
Solid background in financial services with an understanding of investment risk.