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Software Engineer (Mobile / Backend)
Fiverr • Freelance
Jan 2026 - Feb 2026 • 1 mo
Built and maintained RESTful APIs for a digital banking platform serving 200K+ users Integrated ACH payments, KYC verification, and card issuing features Collaborated with product teams to improve onboarding flow, increasing conversion by 18% Implemented fraud detection logic using transaction monitoring rules Tech: Node.js, PostgreSQL, AWS, Docker