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Fintech Data — Internal Reporting & Analytics

Proxet — Senior Full-stack Engineer

Jul 2024 – Present

Next.js (Pages Router)TypeScriptApollo GraphQLFastAPIdbtGCP

End-to-end feature delivery for a back-office data platform powering internal reporting, prognosis, performance evaluation, and internal process support.

Tasks & Responsibilities

  • Implementing new features end-to-end from data ingestion to the web application.
  • Upgrading outdated dependencies and resolving breaking changes.
  • Improving code quality and type safety via ESLint rules and advanced typing patterns.
  • Observability and monitoring tools integration (Sentry, Datadog).
  • Maintaining high engineering standards through code reviews and unit tests.
  • Migrating backend from legacy Flask to modern FastAPI.

Achievements

  • graphql-codegen onboarding delivered effortless API typing and instant breaking-change detection during active development.
  • Improved monitoring simplified issue detection and reproducibility.
  • Code quality improvements enabled more confident changes by catching routine issues at CI/CD time.