Full Stack Engineer

Stealth Startup; New York (NY); On-site; USD 120,000 - 160,000; Full time

Job summary

Stealth Startup is seeking experienced Full-Stack Engineers to craft scalable web applications and data-driven interfaces. You will build both front-end and back-end components and contribute to a modern data platform used by research teams.

The ideal candidate has a strong CS foundation, hands-on experience with React and ES6, and familiarity with SQL databases for performance optimization. Bachelor's degree in CS or related field is preferred.

Qualifications

• Strong interest in developing data analysis-driven user interfaces and experiences.
• Strong computer science and software engineering fundamentals.
• Bachelor's degree in Computer Science or a related field.
• Experience with React and ES6.
• Familiarity with SQL databases and query performance optimization.

Responsibilities

• Develop and enhance a modern web platform for uploading, analyzing, and managing experimental and research data.
• Work across both front-end and back-end development, with an approximately 50/50 split.
• Build intuitive, data-driven user interfaces and experiences.
• Develop scalable and reliable web applications.
• Collaborate with engineering and product teams to deliver high-quality software solutions.
• Contribute to technical architecture, development best practices, and overall platform performance.

Skills

Full-stack development

Data analysis-driven UI

Strong CS fundamentals

Education

Bachelor's degree in Computer Science

Tools

React

ES6

SQL databases

Job description

We are seeking experienced Full-Stack Engineers who are passionate about creating excellent user experiences and building scalable web applications.

The ideal candidate will have strong software engineering fundamentals and an interest in developing modern, data-driven platforms used by leading organizations across industries.

Primary Responsibilities

• Develop and enhance a modern web platform for uploading, analyzing, and managing experimental and research data.
• Work across both front-end and back-end development, with an approximately 50/50 split.
• Build intuitive, data-driven user interfaces and experiences.
• Develop scalable and reliable web applications.
• Collaborate with engineering and product teams to deliver high-quality software solutions.
• Contribute to technical architecture, development best practices, and overall platform performance.

Required Qualifications

• Strong interest in developing data analysis-driven user interfaces and experiences.
• Strong computer science and software engineering fundamentals.

Preferred Qualifications

• Bachelor's degree in Computer Science or a related field.
• Experience with React and ES6.
• Familiarity with SQL databases and query performance optimization.
• Experience working across both front-end and back-end technologies.

Development Tools

Development Tools: Claude Code, Codex, and other AI-assisted development tools