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Urgent! Sr. Fullstack Engineer Job Opening In New York City New York – Now Hiring Act Consulting



Job description

ACT Consulting has an immediate need for a Senior fullstack engineer located in New York, NY with our client.

ACT Consulting is a leader in the staffing industry providing candidates on a national basis for contract, contract to hire, and direct hire engagements while maintaining the highest regard for people, integrity, and customer satisfaction.

Our clients are mostly Fortune 1000 companies, primarily in the areas of Information Technology, Engineering, Professional, Accounting and Finance.

Please take a moment to review the job description.

If this is something you are interested in, please send a copy of your resume to (url removed) or contact me directly at (phone number removed).





Senior fullstack engineer

Location: New York, NY

Salary - $190,000~$250,000 / Annually



Description

Position Title: Senior Software Engineer

Location: Hybrid New York City or San Francisco

Employment Type: Full-Time

Overview: We're looking for a Senior Software Engineer to lead the development of a modern SaaS platform that powers essential real-world industries.

This role offers the opportunity to work on technically complex, high-impact products from concept through deployment, collaborating closely with product and design teams to deliver solutions that customers truly value.

Key Responsibilities:

Lead the development of major product features across both frontend interfaces and backend services

Architect scalable infrastructure and modular systems to support rapid growth

Translate user needs into technical designs and product features through close collaboration with cross-functional teams

Uphold high standards for code quality, performance, and maintainability

Contribute to product strategy and roadmap planning with a customer-first mindset

Qualifications:

4 10 years of experience as a fullstack engineer in a fast-paced B2B SaaS environment

Strong computer science fundamentals and a degree from a top engineering program

Proven track record of leading development for large-scale, technically challenging products

Proficiency in frontend technologies (React, React Native) and backend frameworks (Node.js/Express, MongoDB)

Deep understanding of user-centered design and product development

Excellent communication skills, with the ability to convey complex ideas to both technical and non-technical stakeholders

Comfortable making independent decisions in dynamic, fast-evolving environments

Why This Role Stands Out:

Direct impact on industries that rely on your technology for daily operations

A collaborative and innovative team culture that values ownership and sustainable work-life balance

Rapid company growth creates strong opportunities for leadership and career advancement

Why This Is a Great Opportunity:

This is a chance to join a product-driven team solving meaningful, complex challenges with modern technology.

Engineers here are empowered to shape both the product and technical direction, with a culture that prioritizes innovation, customer impact, and professional growth.

If you're ready to take ownership and build something that matters, we'd love to hear from you.

Internal notes/Tips:

Hybrid NYC or San Francisco

Comp band ranges from $190k - $275k based on YoE and interview performance.

Experienced full stack engineer (4 10 years) with a top-tier school Computer Science degree, strong technical fundamentals, and balanced expertise in frontend UIs and backend APIs. Proven track record leading complex product development in high-caliber B2B SaaS teams, ideally with both FAANG training and startup experience.

Highly product- and user-focused, with strong communication skills, a founder's mindset, and the ability to make independent decisions in fast-moving, uncertain environments.



Required Skill Profession

Architecture And Engineering



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