Full Stack Engineer, Early-Stage Fintech, JS/TS, Node, GCP

Alpha-Tx Solutions LLC; New York (NY); On-site; USD 100,000 - 150,000; Full time

Job summary

An innovative fintech startup in New York is seeking a Full Stack Engineer with 2 to 15 years of experience. The role involves architecting SQL schemas and building scalable infrastructure to support the growth of their financial platform. Ideal candidates will have strong CS fundamentals and a track record of thriving in startup environments. Join a founding engineering team that is set to transform financial operations for SMBs with modern technology.

Qualifications

• 2 to 15 years of full-stack engineering experience.
• Strong CS fundamentals.
• Experience designing and optimizing SQL database schemas.

Responsibilities

• Architect SQL schemas and scalable infrastructure.
• Work with product and customer teams to define requirements.
• Solve backend problems and contribute to frontend as needed.

Skills

Full-stack engineering

SQL database design

Problem-solving

Ownership mindset

Education

Degree in Computer Science or related

Job description

Full Stack Engineer, Early-Stage Fintech, JS/TS, Node, GCP

Job Openings: Full Stack Engineer, Early-Stage Fintech, JS/TS, Node, GCP

About the job

Our client is an early-stage, well-funded fintech startup focused on building modern financial operating systems for small and mid-sized businesses. Their mission is to close the technology gap between SMBs and large enterprises by automating workflows, providing real-time financial insights, and streamlining operations.

Founded in 2022 and backed by top investors, they are assembling a founding engineering team to help scale a next-generation financial platform. This is an opportunity to shape both the product and engineering culture at a company set to transform how millions of business owners operate.

Key Responsibilities

• Architect SQL schemas and scalable infrastructure to support product growth.
• Work closely with product and customer-facing teams to define technical requirements and deliver impactful solutions.
• Solve challenging backend problems while contributing to the frontend as needed.
• Take ownership as a foundational engineering team member, helping shape best practices and company culture.

What We're Looking For

• 2 to 15 years of full-stack engineering experience.
• Strong CS fundamentals (degree in Computer Science or related preferred).
• Proven ability to architect and deliver end-to-end systems.
• Experience designing and optimizing SQL database schemas.
• Track record of thriving in early-stage startup environments (founding or hypergrowth experience highly valued).
• Demonstrated high ownership mindset and ability to operate autonomously.

Preferred Qualifications

• Experience as a founding engineer or startup technical leader.
• Background in fintech or financial systems.
• History of rapid promotion into senior or staff roles.

Interview Process

• Introductory call with leadership (mission & fit).
• Team interviews with engineering.
• Final discussion before offer stage.

Compensation

• Not Applicable to C2C candidates
• Not applicable to job hoppers (frequent short stints in roles)
• Not applicable to graduates from coding bootcamps (e.g., Full Stack Academy, Hack Reactor)
• Not applicable to candidates with consulting backgrounds (IT software development firms instead of product companies)