Senior Software Engineer (Backend / Platform)

S enior Software Engineer (Backend / Platform) Experience 10–14 years of professional software engineering experience with clear progression into system ownership, architecture, and technical leadership. Role Overview We are hiring a Senior Engineer who operates at architect level while remaining hands-on. This role owns backend and platform architecture, leads technical decision-making, and raises engineering standards across mission-critical fintech systems. Key Responsibilities Architecture & Platform Ownership Design, evolve, and govern backend and service architectures using Node.js, PHP/Laravel, and Python/FastAPI. Own REST API architecture including domain modelling, versioning, idempotency, and security controls. Define and review HLDs/LLDs ensuring scalability, auditability, and resilience. Drive decisions around data consistency, transactions, and fault tolerance. Hands-on Engineering Actively code on complex workflows, financial logic, and core platform services. Review critical code paths for correctness, performance, and security. Lead incident remediation through structured RCA and systemic fixes. Own technical debt prioritisation aligned with business and risk impact. Gen-AI & Engineering Excellence Establish AI-assisted engineering practices for development, testing, and documentation. Define responsible AI usage standards with strict data protection controls. Coach engineers on effective AI-assisted workflows without compromising rigor. Data & Compliance Own data modelling strategies using MySQL and PostgreSQL. Ensure financial accuracy, traceability, and regulatory compliance. Design systems with auditability and operational resilience as first-class concerns. Leadership & Influence Lead and mentor a small backend/platform team. Provide architectural direction and technical feedback. Partner with product, compliance, security, and DevOps teams. Participate in hiring and technical interviews. Required Skills Expert backend engineering in Node.js, PHP/Laravel, Python/FastAPI. Deep experience with REST APIs and RDBMS systems. Strong grounding in clean architecture, testing, and CI/CD. Proven experience in regulated or fintech environments.