Full Stack Engineer (React, Native) - WFH — United States

About the Company

Principled Search is partnering with a venture-backed fintech startup that has raised more than $3 million to rebuild cross-border banking and payments infrastructure across the Middle East and North Africa (MENA) region. The startup has a small founding team focused on making international money transfers more seamless, compliant, and cost-effective.

About the Role

The company is looking for two Full Stack Engineers to help build and scale its cross-border banking and payments platform. This is an early-stage opportunity for engineers who can work across the entire technology stack, from user-facing applications to backend services and cloud infrastructure.

You will take ownership of end-to-end product development, contribute to technical architecture, and help shape engineering decisions as the company grows. The role also involves working directly with customers and partners to improve the product based on real-world feedback, while building systems that can support growing global transaction volumes.

Key Responsibilities

• Design, develop, and operate backend services and user-facing features from initial concept through production.

• Build reliable, scalable systems that support cross-border payments and banking operations.

• Architect distributed systems capable of handling increasing global transaction volumes with minimal downtime.

• Work closely with customers and partners to gather feedback and improve product functionality.

• Align product development priorities with customer needs and business objectives.

• Make technical decisions that balance development speed with long-term scalability and maintainability.

• Contribute to product direction, technical architecture, and engineering practices as the company scales.

• Work across frontend development, backend services, and cloud infrastructure.

Required Qualifications

• 3–6+ years of professional software engineering experience.

• Experience taking products from initial development (0-to-1) through production and scaling them successfully.

• Background working at a leading fintech or cryptocurrency company.

• Strong experience with React or React Native, TypeScript, Node.js, Supabase, and AWS.

• Full-stack development capabilities covering frontend frameworks, backend services, and cloud infrastructure.

• Practical experience using AI-assisted development tools such as Claude-CLI, Cursor, or similar AI-first workflows.

• Strong ownership mindset, personal drive, and ability to work at the pace of an early-stage startup.

Preferred Qualifications

• Experience integrating banking, payment, or compliance providers.

• Familiarity with onboarding and integrating financial APIs.

• Knowledge of ledgering systems, payment infrastructure, or settlement processes.

• Understanding of stablecoins, blockchain-based payments, or cryptocurrency payment systems.

• Familiarity with global foreign exchange (FX) markets and cross-border financial flows.

Salary & Benefits

The opportunity offers:

• Competitive early-stage compensation.

• Equity participation.

• Remote-first working arrangements with flexibility across time zones.

• Direct involvement in building fintech infrastructure for the MENA region.

• The opportunity to work closely with the startup's founding team.

Location & Work Arrangement

• Work Arrangement: Remote-first.

• Initial Location: Washington, D.C., United States.

• Eligible Locations: Washington, D.C., Saudi Arabia, or the United Arab Emirates (UAE).

• Relocation: Candidates must be based in or willing to relocate by Q3 2026 to one of the specified locations. For U.S. candidates, the Washington, D.C. location applies.

• Work Authorization: Candidates must have valid authorization to work in the United States and one of the other specified countries, as applicable to the role. Candidates who do not meet the stated work authorization requirement will not be considered.

• Positions Available: 2.

• Employment Type: Not specified.

• Industry: Financial Technology (Fintech).

Recruitment Process

Principled Careers is managing recruitment for this position. The selection process is designed to be structured and transparent, including an initial screening, a technical or role-related assessment, and a culture conversation. Candidates can expect support throughout the recruitment process.