Full Stack Software Engineer

Remote

Full Time

Experienced

Job Title: Full Stack Software Engineer
Type: Full-Time
Location: Remote LATAM
Industry: Fintech
Tech Stack Frontend: React.js (TypeScript), Next.js (bonus) Backend: Node.js with NestJS (TypeScript) Database: PostgreSQL Cloud: AWS

About Us

At Puzzle, we specialize in connecting top-tier engineering and support talent from LATAM with leading companies across the U.S. and beyond. Our team is passionate about delivering not just talent, but true value and long-term partnerships to our clients.

About the Role

We're hiring a mid-to-senior Full-Stack Software Engineer to join a small but mighty engineering team (3 people total) at a fast-paced fintech startup. You'll be contributing across the stack to build user-facing features and robust backend integrations. If you’re passionate about financial empowerment, building from scratch, and working in a mission-driven startup—this is your chance.

You’ll be joining through Puzzle.tech, a nearshore staffing firm focused on placing top LATAM talent with U.S. startups.

Key Responsibilities

Collaborate closely with the CTO and Product team to ship high-impact features
Contribute to both frontend (React.js) and backend (Node.js/NestJS) codebases
Build and maintain RESTful APIs and scalable services using AWS
Work on a PostgreSQL-based database layer, ensuring performant data access
Help improve onboarding workflows and eventually contribute to deeper fintech integrations
Write clean, well-tested, and well-documented code
Participate in code reviews and technical discussions with the team

Qualifications

5+ years of professional software engineering experience
Strong skills in React.js, Node.js, and TypeScript
Solid experience building and consuming RESTful APIs
Comfort working with relational databases (PostgreSQL preferred)
Familiarity with AWS cloud services (e.g., Lambda, EC2, RDS, S3)
Strong English communication skills (written & verbal)
Proactive, self-directed problem-solver who thrives in startups
Ability to understand business and compliance constraints and apply them to software design

Nice to have:

Experience working in Fintech, especially in credit scoring, mortgage, or lending spaces
Exposure to data privacy, security, or PII-sensitive applications
Experience with MVP development and scaling early-stage products

Join Us and Enjoy These Perks!

Competitive Salary: Earn a USD salary that matches your skills and experience.
Full-Time Remote
Paid Time Off: We value work-life balance, offering PTO so you can recharge.
Private Health Insurance: Your health matters, and we help with a subsidy to cover your care.
Salary Reviews every year!
Paid Training and Certifications

Ready to put your puzzle-solving skills to the test? Join our team today!

Want to learn more about us?

LinkedIn: Puzzle
Instagram: @puzzle.tech_

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