I will develop or integrate any API

R
rlapenok
R
rlapenok
Roman Lapenok
develop or integrate any API
Full Screen
develop or integrate any API
Full Screen
develop or integrate any APIdevelop or integrate any API

About this gig

Hi,

I am a backend and automation specialist with extensive experience in API development, integration, and workflow automation for web, mobile, and SaaS platforms. I have completed hundreds of real-world API projects, including complex production systems.


What I can help you with:

  • Integrate ANY third-party API (REST, JSON, XML, SOAP)
  • Custom REST API development and fixes
  • WordPress plugins for third-party APIs
  • WooCommerce, Shopify, and Wix APIs
  • Inventory sync from suppliers to eCommerce stores
  • Marketplace automation & competitor repricers
  • CRM & ERP integrations
  • Shipping and logistics APIs
  • Payment gateway integrations
  • Mobile app backend APIs (Android / iOS)
  • Webhook development & integration
  • Scheduled jobs
  • Data sync and migration
  • Dialers, custom bots, and background automation
  • Workflow automation using Zapier, Make.com, n8n
  • AI & OCR APIs (ChatGPT, Claude, ShuftiPro, etc.)


What you get:

  • Clean, scalable, production-ready code
  • Tested endpoints with clear documentation
  • Reliable communication and on-time delivery


Please message me before placing an order to discuss your requirements and choose the right solution.

Consultation is always free.


API INTEGRATION, REST API,JSON, API,

Get to know Roman Lapenok

Roman Lapenok

Backend Developer

  • FromBelarus
  • Member sinceDec 2024
  • Avg. response time1 hour

  • Languages

    English, Russian
Hi, I'm Roma — a Backend Developer with 3+ years of experience building scalable backend systems and microservice architectures using Go (Golang). I develop fast and reliable REST/gRPC APIs, high-load services, and production-ready backend infrastructure. Experienced with PostgreSQL, Redis, ClickHouse, Kafka, RabbitMQ, Docker, CI/CD, and blockchain integrations. I focus on clean architecture, performance optimization, and maintainable code that scales with business needs.

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