Oleksandr Biktimirov
Backend & Full-Stack Engineer specialized in Java, Spring, AWS, and LLM-powered services.
Warsaw, PL
Full time
On-site/Hybrid/Remote
Software Engineer with over 1.5 years of experience in backend and full-stack development using Java, Spring Boot, React, and TypeScript. Adept at distributed...
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My Career Journey
1/3
Innowise
Software Engineer
May 2025 - Present | 1y 4m
Warsaw, PL
Built a GitHub Actions CI/CD pipeline for AWS deployments, reducing manual deployment effort by 70% and keeping feedback cycles under 5 minutes. Implemented an automatic compatibility verification and...
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SwiftVoice
Backend Software Engineer
Dec 2025 - Feb 2026 | 2m
Warsaw, PL
Implemented Redis-based conversation memory to store dialogue history and user context for more contextual LLM responses. Reduced average LLM response latency by 94%, from 8 seconds to 0.5 seconds, by...
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Innowise
Software Engineer Intern
Jan 2025 - May 2025 | 4m
Warsaw, PL
Developed Java and Spring Boot microservices for document metadata management and processing-job orchestration. Implemented asynchronous task distribution with RabbitMQ, including retries and dead-letter...
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Education
Polish-Japanese Academy of Information Technology
Computer Science
Ongoing
Certifications & Qualifications
AWS Fundamentals course
AWS Academy2026
Spring Boot 3, Spring 6 & Hibernate for Beginners
Udemy2025
Meta Front-End Developer Professional Certificate
Coursera2024
Language(s) I speak
English
Fluent
Polish
Intermediate
Ukrainian
Fluent
Russian
Fluent