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I’m a Python backend developer who enjoys turning complex problems into clear, working systems. I’ve worked on web applications, APIs, and backend services, and I’m particularly good at improving existing codebases and building reliable new features. I like collaborating with product-minded teams, taking ownership of my work, and writing code that’s easy to maintain and scale. I’m detail-oriented, dependable, and always focused on delivering real value.…I’m a Python backend developer who enjoys turning complex problems into clear, working systems. I’ve worked on web applications, APIs, and backend services, and I’m particularly good at improving existing codebases and building reliable new features. I like collaborating with product-minded teams, taking ownership of my work, and writing code that’s easy to maintain and scale. I’m detail-oriented, dependable, and always focused on delivering real value.

Alona Kiichenko

Back-End Developer, Web Developer, Full Stack Developer, +2

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I’m a Python backend developer who enjoys turning complex problems into clear, working systems. I’ve worked on web applications, APIs, and backend services, and I’m particularly good at improving existing codebases and building reliable new features. I like collaborating with product-minded teams, taking ownership of my work, and writing code that’s easy to maintain and scale. I’m detail-oriented, dependable, and always focused on delivering real value.…I’m a Python backend developer who enjoys turning complex problems into clear, working systems. I’ve worked on web applications, APIs, and backend services, and I’m particularly good at improving existing codebases and building reliable new features. I like collaborating with product-minded teams, taking ownership of my work, and writing code that’s easy to maintain and scale. I’m detail-oriented, dependable, and always focused on delivering real value.

Available to hire

I’m a Python backend developer who enjoys turning complex problems into clear, working systems. I’ve worked on web applications, APIs, and backend services, and I’m particularly good at improving existing codebases and building reliable new features.

I like collaborating with product-minded teams, taking ownership of my work, and writing code that’s easy to maintain and scale. I’m detail-oriented, dependable, and always focused on delivering real value.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Advanced

German

Advanced

Ukrainian

Fluent

Russian

Fluent

Work Experience

Backend Developer at Airteam Aerial Intelligence GmbH

August 1, 2024 - November 1, 2025

Optimized user registration APIs, reducing response time by 30% and increasing successful sign-ups by 50%. Designed and implemented monitoring and alerting for data pipelines and background jobs, reducing manual supervision by 70% and incident response time by 50%. Contributed to integrating OAuth2/JWT authentication for a core service, supporting secure cross-service communication. Built microservices and event-driven pipelines for data synchronization, analytics, and notifications, improving reliability and user transparency. Integrated HubSpot CRM with internal systems, automating lead sync and analytics with BigQuery.

Backend Developer at EPAM Systems

February 1, 2022 - October 1, 2022

Completed a structured internship with focus on Python, Django, and REST APIs. Built small-scale projects to apply theoretical knowledge in backend development. Applied TDD with Pytest, improving code coverage and reducing regressions. Contributed to CI/CD pipelines and collaborated on containerized deployments using Docker and Kubernetes.