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Jhowl/README.md

๐ŸŒ https://jonathancosta.dev

Jonathan Costa

Senior Software Developer

Designing and building reliable backend systems and scalable web platforms.


๐Ÿ‘‹ About

I am a software developer with a strong focus on backend engineering, APIs, and data-driven systems. My experience spans startups, agencies, and distributed teams, where Iโ€™ve worked on projects that prioritize performance, security, and maintainability.

I approach software with a pragmatic mindset, favoring clear architecture, well-defined boundaries, and readable code.


๐Ÿง  Technical Focus

Languages & Runtime

  • Node.js, TypeScript, PHP

Backend & APIs

  • REST and GraphQL APIs
  • Authentication and authorization
  • Input validation and rate limiting
  • Background processing and integrations

Data & Storage

  • PostgreSQL
  • Redis
  • Data modeling and query optimization

Infrastructure

  • Docker and containerized environments
  • CI/CD pipelines
  • Linux-based systems

Engineering Practices

  • Modular and service-oriented architecture
  • Performance and scalability considerations
  • Security-first development
  • Emphasis on maintainable, documented code

๐Ÿ’ผ Work Style

  • Experience in remote, hybrid, and on-site environments
  • Comfortable collaborating across engineering, product, and design
  • Used to owning features end-to-end
  • Preference for simplicity, clarity, and long-term solutions

๐Ÿ“ Location

Based in New Jersey, USA


This profile reflects a focus on engineering fundamentals, consistency, and craftsmanship.

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