Oleksandr

GO SOFTWARE ENGRNEER / BACKEND ENGINEER

Backend Developer specializing in Golang, with 1+ year of hands-on
experience developing backend applications and working with production
codebases. Experienced in developing REST APIs, working with relational
databases, implementing business logic, fixing existing functionality and
extending backend systems. Familiar with layered and Clean Architecture
approaches, including Handlers, Services, Use Cases and Repositories/DAO.
Hands-on experience with microservices, gRPC, Protobuf, database
integration and inter-service communication, with a focus on maintainable
and scalable backend solutions.

WORK EXPERIENCE
Inforce-digital – (01.06.2026 – 01.08.2026)
GO SOFTWARE ENGINEER
PERSONAL DATA Developed and optimized backend logic for healthcare
microservices. Implemented improvements and bug fixes, and
Oleksandr Ryzhykov optimized inter-microservice communication mechanisms.
14.09.1995 Tech stack: Golang, Google Cloud Spanner, gRPC, protobuf, GitHub,
OpenAPI.
[відкрити контакти](див. вище в блоці «контактна інформація») Experience working in Agile/Scrum processes using Linear: sprint
planning, task decomposition, estimation, and progress tracking.
[відкрити контакти](див. вище в блоці «контактна інформація»)
TATL Technology – (13.10.2025 – 13.05.2026)
+99511249682 Projects: Tutuor-Marketplace
GO Junior Backend Developer
@O_L_E_X_A_N_D_R_1 Developed and optimized backend functionality for data
management, filtering, search and pagination. Fixed existing business
logic issues and extended admin panel functionality with new
Georgia, Ukraine features. Optimized database performance, improving overall
database response time by approximately 20%.
LANGUAGES Tech stack: Golang, MySQL, GORM, REST API, SQL, API design, Clean
Architecture, Git, GitLab, Postman, Swagger.
Ukrainian – Fluent Experience working in Agile/Scrum environments using Jira: sprint
English – B1 planning, task decomposition, estimation, and progress tracking.

TECHNICAL SKILLS Go Backend Developer – (15.01.2025 – 30.09.2025)
Projects: Petshop API
• Languages: Java, SQL, Golang GO Junior Backend Developer
(Go) Backend development for an e-commerce platform focused on pet
• Frameworks: Gin, GORM products.
• Databases: PostgreSQL,MySQL. Developed REST API functionality for product catalog, users and
• Tools: Github,GitLab Docker, shopping cart. Implemented authentication and authorization,
Postman, Swagger, VS Code, database interaction and business logic using a layered architecture.
GOLand, Jira, Linear, Slack
Tech stack: Go, Gin, PostgreSQL, GORM, JWT, REST API, SQL, Clean
• Concepts: REST API, JSON, JWT, Architecture.
Clean Architecture, MVC
• Operating systems: Linux, COURSES / EDUCATION
Windows, MacOS
Udemy - 2025 р. Go (Goland)
BRAIN ACADEMY ZAPORIZHZHYA – 2023 р.
QUALITIES (Junior Java)
BRAIN ACADEMY ZAPORIZHZHYA – 2024 р.
Communication skills.
(Basic Programming)
Ability to work in a team.
Analytical thinking. Zaporizhzhia Polytechnic National University
Critical thinking. September 2023 – June 2025
Stress resilience. Higher Education Degree: Master (with honors).
Specialty: Applied Mechanics.
Educational Program: Welding Technologies and Equipment.