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Захар
Програміст Golang
- City of residence:
- Kyiv
- Ready to work:
- Remote
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Zakhar Dziuniak
Middle Golang Engineer
Golang • Distributed Systems • Microservices • Cloud-Native
PROFILE
Backend Engineer with 4+ years of commercial experience in Golang and distributed systems. Focused on
microservice architecture, transaction processing, and event-driven backends. Experienced in building REST
and gRPC APIs, working with cloud infrastructure, and delivering reliable high-load services.
CORE SKILLS
• Go (Golang) — 4+ years • Microservices & distributed systems
• REST & gRPC APIs • AWS, Kubernetes, CI/CD
• Kafka, NATS (event-driven systems) • OAuth2, JWT, 2FA
• PostgreSQL, MongoDB, ClickHouse • Docker, Linux
EXPERIENCE
NDA Company (Fintech / Core Banking) Jan 2023 – Present
Middle Golang Developer
• Built and maintained core banking modules: account management, ledger, double-entry accounting
• Developed transaction processing engine with idempotent flows and reconciliation
• Designed REST and gRPC APIs for iOS/Android mobile applications
• Implemented event-driven services using Kafka and NATS
• Integrated third-party providers: KYC, payment gateways, AML systems
• Worked with AWS infrastructure and Kubernetes deployments
• Implemented secure auth flows: OAuth2, JWT, 2FA
Detectory Jan 2022 – Jan 2023
Junior Golang Developer
• Participated in migration from monolith to microservices architecture
• Designed and implemented backend services from scratch
• Built asynchronous processing pipelines
• Optimized analytical queries in ClickHouse and MongoDB
EDUCATION
Kyiv Polytechnic Institute — Bachelor's Degree in Computer Science
Middle Golang Engineer
Golang • Distributed Systems • Microservices • Cloud-Native
PROFILE
Backend Engineer with 4+ years of commercial experience in Golang and distributed systems. Focused on
microservice architecture, transaction processing, and event-driven backends. Experienced in building REST
and gRPC APIs, working with cloud infrastructure, and delivering reliable high-load services.
CORE SKILLS
• Go (Golang) — 4+ years • Microservices & distributed systems
• REST & gRPC APIs • AWS, Kubernetes, CI/CD
• Kafka, NATS (event-driven systems) • OAuth2, JWT, 2FA
• PostgreSQL, MongoDB, ClickHouse • Docker, Linux
EXPERIENCE
NDA Company (Fintech / Core Banking) Jan 2023 – Present
Middle Golang Developer
• Built and maintained core banking modules: account management, ledger, double-entry accounting
• Developed transaction processing engine with idempotent flows and reconciliation
• Designed REST and gRPC APIs for iOS/Android mobile applications
• Implemented event-driven services using Kafka and NATS
• Integrated third-party providers: KYC, payment gateways, AML systems
• Worked with AWS infrastructure and Kubernetes deployments
• Implemented secure auth flows: OAuth2, JWT, 2FA
Detectory Jan 2022 – Jan 2023
Junior Golang Developer
• Participated in migration from monolith to microservices architecture
• Designed and implemented backend services from scratch
• Built asynchronous processing pipelines
• Optimized analytical queries in ClickHouse and MongoDB
EDUCATION
Kyiv Polytechnic Institute — Bachelor's Degree in Computer Science
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The candidate's resume is posted at https://www.work.ua/resumes/17608665/