I will fix bugs or develop custom backend services in go or java

J
juancanchi
J
juancanchi
Juan C
Sommige informatie wordt in het Engels weergegeven.
fix bugs or develop custom backend services in go or java
Volledig scherm
fix bugs or develop custom backend services in go or java

Over deze dienst

Need a Senior Software Engineer to fix a critical bug, optimize performance, or add a powerful feature to your Go or Java backend? Look no further!


With over 6 years of experience engineering high-availability corporate systems, I specialize in building and maintaining robust architectures using Go (Golang) and Java. I solve complex technical bottlenecks and deliver production-ready code.


What I offer in this Gig:

- Bug Fixing & Debugging: Fast resolution of errors, memory leaks, and concurrency issues.

- RESTful API Development: Clean, scalable endpoints using Go (Goa Design, Gin) or Java (Spring Boot/Enterprise).

- Microservices & Messaging: Implementation and troubleshooting with RabbitMQ, SQS, and asynchronous event processing.

- Payment & API Integration: Secure integration of payment gateways (MercadoPago, International Credit Cards) and external APIs.

- Databases & Search: Query optimization and management for MySQL, MongoDB, and Elasticsearch.


Why hire me?

- Enterprise Experience: I manage production environments for large-scale platforms daily.

- Production-Grade Code: Clean, scalable, well-tested, and fully maintainable code.

- Fast Communication: Clear technical

  • Programmeertaal

    • Java

  • Expertise

    • Debuggen
    • Lokalisatie
    • Prestaties
    • Beveiliging
    • Design

  • Frontend-framework

    • Angular
    • Bootstrap
    • Next.js
    • React.js
    • Vue.js

  • Backend-framework

    • FastAPI
    • Fiber
    • firebase
    • Spring Boot
    • Symfony

  • AI & low/no code bouwers

    • Claude
    • Cursor

Maak kennis met Juan C

Juan C

Software Engineer Backend Developer

  • Afkomstig uitArgentinië
  • Lid sindssep 2026

  • Talen

    Spaans
I am a software engineer with over 6 years of experience in backend development, specializing in Go, Java, and Python. I focus on applied AI solutions using AWS Bedrock and conversational bots, with solid experience in microservices and serverless architectures. I am proactive and analytical, with a proven ability to lead technical initiatives and migrate legacy systems to cloud infrastructure.

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