Full Stack Engineer

Position : Jr. Full Stack Developer / Sr. Full Stack Developer Location : Chennai - Onsite ( All 5 Days Work from Office)Client Name : Established NBFC -Fintech Product (Direct client payroll)Technical Competencies :Languages: TypeScript, JavaScript, Python.Front-end: ReactJS, NextJS, TailwindCSS, design systems, accessibility.Back-end: FastAPI, Django, NodeJS.Data: PostgreSQL, MySQL, MongoDB, Redis.APIs: REST, GraphQL, gRPC, WebSockets, Kafka / event-driven patterns.Infra & ops: Docker, Kubernetes, NGINX, GitHub Actions / Jenkins / ArgoCD.Observability: OpenTelemetry, Prometheus, Grafana, Loki / ELK.Qualifications:Minimum 5 – 10 years of experience in software development, with at least 4 years owning full-stack systems end to end.Proven track record of designing and shipping high-availability, fault-tolerant systems serving real production traffic.Deep expertise in HTML, CSS, JavaScript / TypeScript and ReactJS / NextJS — including SSR/ISR, routing, state and performance tuning.Expert in Python with strong command of FastAPI and Django for building production APIs and back-office tooling.Strong relational and document database skills — PostgreSQL, MySQL and MongoDB — including schema design, indexing and query optimization.Hands-on with architectural patterns (MVP, MVC, MVVM, Clean Architecture, Hexagonal) and the judgement to pick the right one for the problem.Expert in API lifecycle management across REST, WebSockets, streaming, gRPC and GraphQL — with versioning, contracts and deprecation strategy.Solid OOP, functional and asynchronous programming foundations; comfortable with containerization (Docker), orchestration (Kubernetes) and CI/CD.Owns observability for their services — structured logging, metrics, distributed tracing and meaningful SLOs.Drives secure coding practices — OWASP Top 10, secrets handling, authentication / authorization patterns and PII handling under DPDP.Conducts code reviews, design reviews, RFCs and post-mortems; sets engineering standards within the pod.Mentors junior engineers, runs paired programming, demos and brown-bag sessions.Works in Agile / Scrum; refines stories, estimates, manages dependencies and unblocks the team.Core Competencies— qualities, skills, behaviours and attitudesSenior engineering judgement and a bias for action.Strong written and verbal communication — RFCs, design docs, reviews.Mentorship and people-development orientation.Ownership — sees a problem through from definition to production health.Pragmatism — balances ideal architecture with delivery realities.Calm under incidents; data-driven problem solving.