Contact information

You can get this candidate's contact information from https://www.work.ua/resumes/13364647/

Work experience

Golang Backend Engineer

from 06.2025 to now (1 year 4 months)
EPAM Systems, Vinnytsia (IT)

EU e-commerce + energy microservices · Go, GCP Pub/Sub, K8s, OpenAPI, PostgreSQL, Redis
- Owned contract-first REST APIs (OpenAPI 3.0); cross-team reviews reduced breaking changes pre-
release.
- Hardened payment/logistics integrations with circuit breakers and per-client rate limiting.
- Built GCP Pub/Sub consumers (DLQ, retries) for fault-tolerant async workflows.
- Ran Kubernetes CronJobs (reconciliation, reporting, cleanup)—idempotent execution, alert on failure.
- Refactored Go service to layered architecture; ~90% coverage (table-driven tests, testcontainers).

Golang Backend Engineer

from 11.2024 to 04.2025 (6 months)
Veido (Contract), Remote (IT)

Go, PostgreSQL, Elasticsearch, gRPC, Kubernetes
- Cut integration cascade failures (rate limits, jittered retry, circuit breakers).
- Improved critical path p99 ~1.2s → ~780ms (PostgreSQL N+1/indexes, Elasticsearch tuning).
- Stabilized K8s workloads (rightsizing, CPU HPA)—fewer OOM/restarts.
- Migrated internal APIs to gRPC/Protobuf for typed contracts.

Golang Backend Engineer

from 06.2023 to 11.2024 (1 year 6 months)
Eterinte OU, Remote (IT)

Trading/order processing · Go, Kafka, Redis, PostgreSQL, K8s
- Eliminated duplicate trades via Redis SETNX idempotency on retry paths.
- Reduced submission latency ~400ms → ~150ms (pprof, bounded worker pool).
- Operated Kafka pipeline ~20k trades/hour; offsets + graceful shutdown on K8s.
- Prometheus/Grafana for latency, errors, lag; CI −40%; coverage ~60% → ~85%.

Education

Vinnytsia National Technical University

Computer Software Engineering, Vinnytsia
Higher, from 2022 to 2026 (4 years)

Knowledge and skills

• Stress resistance
• Git
• SQL
• GitHub
• Docker
• PostgreSQL
• REST API
• MongoDB
• Golang
• Kubernetes
• Redis
• GRPC
• GraphQL
• WebSocket
• Apache Kafka
• RabbitMQ
• Swagger
• Microservices
• Google Cloud Platform
• AWS
• Elasticsearch
• JSON Web Token

Language proficiencies

• Ukrainian — fluent
• English — above average