Senior Fullstack Engineer (TypeScript)

Jobgether • New York, NY

5d • $170,000 - $200,000

About The Position

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Fullstack Engineer (TypeScript) in New York. The Senior Fullstack Engineer (TypeScript) will play a pivotal role in designing, developing, and delivering scalable web solutions across the full technology stack. This position requires ownership of major product features from concept to production while collaborating closely with Product Managers, Customer Success teams, and cross-functional engineering peers. You will help define technical direction, build high-performance components, and optimize the platform for speed and reliability. The ideal candidate thrives in a fast-paced, high-growth environment, demonstrates strong problem-solving skills, and enjoys mentoring fellow engineers. This role offers the opportunity to make a tangible impact on the product, influence engineering best practices, and contribute to the evolution of a sophisticated, data-driven platform.

Requirements

• 5+ years of experience building frontend and backend systems with TypeScript.
• 3+ years of experience with modern component-based frontend frameworks such as React.
• Proficiency in RESTful and GraphQL APIs, SQL, and BigQuery.
• Ability to work independently and deliver production-ready code with minimal guidance.
• Experience balancing rapid development with maintainable, long-term system design.
• Strong problem-solving skills, attention to detail, and a passion for continuous learning.
• Proven experience mentoring other engineers and contributing to a collaborative team environment.

Nice To Haves

• Proficiency in Python, experience with design systems, data visualization, and large-scale frontend optimization.

Responsibilities

• Design, develop, and maintain frontend and backend web applications using TypeScript and modern frameworks.
• Build and own major product features end-to-end, ensuring high-quality, production-ready code.
• Collaborate with Product Managers and Customer Success teams to scope projects and deliver impactful solutions.
• Optimize web applications for speed, scalability, and developer efficiency.
• Contribute to technical documentation for internal and external stakeholders.
• Mentor and support junior engineers, promoting best practices and team growth.
• Implement robust API services using REST and GraphQL and manage data interactions with SQL and BigQuery.

Benefits

• Base salary range: $170,000–$200,000 USD (depending on experience and location).
• Equity package to share in company growth.
• Comprehensive healthcare coverage: medical, dental, and vision.
• 401(k) retirement plan.
• Flexible PTO and 12 company-paid holidays.
• 12 weeks of paid parental leave.
• $500 work-from-home stipend.
• Professional development opportunities and mentorship programs.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 11-50 employees