Full Stack Engineer (React )
Were looking for a Senior Full Stack Engineer to design build and scale secure responsive and high availability web applications for our Banking and Financial Services clients across the US and LATAM. Youll lead feature delivery end to end-front-end (React TypeScript) and back-end ( with Express/NestJS)-with a strong emphasis on performance security compliance and reliability.
What Youll Do
Architecture & Delivery
o Design and implement scalable microservices and component-driven UIs using React 18 and .
o Build resilient REST/GraphQL APIs; ensure schema/versioning discipline and backward compatibility.
o Drive cloud-native solutions (AWS/Azure/GCP) with IaC (Terraform/CloudFormation/Bicep).
o Ensure observability (logs metrics traces with OpenTelemetry) SLIs/SLOs and error budgets.
Security & Compliance
o Apply OWASP Top 10 controls secure coding and token-based auth (OAuth2/OIDC/JWT).
o Implement data protection controls encryption (in transit/at rest) and secrets management.
o Partner with Risk/Compliance on PCI DSS SOC 2 GDPR/CCPA and SOX alignment.
Quality & Performance
o Maintain high test coverage (Jest React Testing Library Cypress Supertest).
o Optimize Core Web Vitals server-side caching and database/query performance.
o Champion accessibility (WCAG 2.1 AA) and localization/internationalization (including Spanish/Portuguese for LATAM).
Collaboration & Leadership
o Mentor engineers conduct code/design reviews and uplift coding standards.
o Collaborate with PM Design Compliance and SRE to deliver outcomes on time.
o Break down roadmaps into increments; manage technical debt and production readiness.
Qualifications (Must-Have)
8 years of professional software engineering; 5 years in modern JavaScript/TypeScript.
Expert in React (Hooks Context Suspense) TypeScript (Express or NestJS).
Strong with API design authentication/authorization and asynchronous patterns (queues events).
Databases: SQL (PostgreSQL/MySQL) and NoSQL (MongoDB/DynamoDB/Redis); schema design and migrations.
Cloud & DevOps: AWS/Azure/GCP containers (Docker) CI/CD (GitHub Actions/Azure DevOps/Jenkins) feature flags blue green/canary deployments.
Testing & Quality: Unit/integration/e2e tests contract testing (Pact) linting/formatting.
Security-by-design mindset and experience in regulated environments (BFSI/FinTech).
< div> Communication: Able to translate complex tech into clear stakeholder language.
NestJS or (SSR/SSG) Webpack/Vite Storybook/Chromatic.
Message brokers/streaming: Kafka RabbitMQ SQS/SNS.
Event-driven and CQRS/Saga patterns.
Kubernetes (EKS/AKS/GKE) service mesh (Istio/Linkerd).
Analytics & Monitoring: Datadog New Relic Prometheus Grafana.
Experience with payments KYC/AML or core banking integrations.
Fluency in Spanish or Portuguese is a plus.