Andrii Kovalenko
Kryvyi Rih, Ukraine
Andrii Kovalenko
Full-Stack | Automation | Integrations
Category : Web development
Full-stack developer with 7+ years of experience building web applications, backend services, and automation tools. Skilled in JavaScript/TypeScript, Node.js, React, and Python. Experienced in integrating third-party APIs, optimizing data workflows, and contributing to production environments in cross-functional engineering teams. Strong focus on maintainability, reliability, and incremental delivery.
Portfolio
Working hours
- Monday:08h00 To 18h00
- Tuesday:08h00 To 18h00
- Wednesday:08h00 To 18h00
- Thursday:08h00 To 18h00
- Friday:08h00 To 18h00
- Saturday:Not available
- Sunday:Not available
![I will create web site during 30 days]()
I will create web site during 30 days25 $ - Per hourFull-stack developer with 7+ years of experience building web applications, backend services, and automation tools. Skilled in JavaScript/TypeScript, Node.js, React, and Python. Experienced in ...
Built and maintained internal tools used by the operations and support teams.
•Implemented backend components in Node.js and improved SQL-based workflows for reporting.
•Developed Ul features in React and optimized component performance.
•Worked with engineering leads to refine requirements and validate deployments for internal users.
•Integrated OpenAI API for messaging analysis, generating responses, and summarizing customer interactions. (2023-)
•Implemented backend components in Node.js and improved SQL-based workflows for reporting.
•Developed Ul features in React and optimized component performance.
•Worked with engineering leads to refine requirements and validate deployments for internal users.
•Integrated OpenAI API for messaging analysis, generating responses, and summarizing customer interactions. (2023-)
•Developed Al-powered CRM features including automated chat responses and lead-routing workflows.
•Built automation pipelines using n8n and Zapier to reduce manual tasks across support teams.
•Maintained and documented REST API endpoints supporting the internal dashboards.
•Collaborated with design and product to plan new features and improve existing user flows
•Built automation pipelines using n8n and Zapier to reduce manual tasks across support teams.
•Maintained and documented REST API endpoints supporting the internal dashboards.
•Collaborated with design and product to plan new features and improve existing user flows
•Developed backend microservices using Java (Spring Boot) and Node.js.
•Built data-processing jobs and optimized SQL queries for internal dashboards.
•Contributed to REST API documentation and code-review processes.
•Assisted with Docker-based deployments and basic Kubernetes operations.
•Worked closely with product managers to estimate tasks and deliver sprint commitments
•Built data-processing jobs and optimized SQL queries for internal dashboards.
•Contributed to REST API documentation and code-review processes.
•Assisted with Docker-based deployments and basic Kubernetes operations.
•Worked closely with product managers to estimate tasks and deliver sprint commitments
- 🇬🇧 English
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