Full Stack Engineer (Next.js + Node.js)

Full-Stack Engineer (Senior / Strong Middle+)

Remote | Full-time | FinTech / WealthTech | ASAP

We’re looking for an experienced Full-Stack Engineer to join a long-term FinTech / WealthTech product.

Key Responsibilities

Develop new features across frontend and backend

Build and maintain services using TypeScript, React, Next.js, and Node.js

Work with PostgreSQL and Supabase

Develop and support REST APIs

Integrate external services via APIs, OAuth, and webhooks

Work with authentication, authorization, and multi-tenant SaaS architecture

Investigate and resolve production issues

Maintain and improve existing functionality with a focus on security, stability, and performance

Requirements

Strong commercial experience with TypeScript, React, and Next.js

Solid backend experience with Node.js

Hands-on experience with PostgreSQL / Supabase

Experience developing multi-tenant SaaS products

Strong knowledge of REST APIs and third-party integrations

Experience with OAuth and webhooks

Good understanding of application security and production environments

large existing codebase

Strong ownership and

Will Be a Plus

Background in FinTech / WealthTech / banking

Experience with Plaid

Integration of OpenAI, Anthropic, or other LLM APIs

Experience with Vercel / Sentry

Google / Microsoft integrations

We Offer

Long-term product development

Transparent compensation

Paid vacation and sick leave

Professional development support

Quality work equipment

Paid office lunches

Anniversary gifts and baby bonus

We’re considering candidates who can start ASAP.