Java/Kotlin Software Developer

На данный момент Java/Kotlin Software Developer.

Мои компетенции и опыт

Software Developer with nearly 5 years of backend-heavy experience in Java, Kotlin, Spring Boot, TypeScript, and NestJS. Builds and operates reliable billing and payment services, with hands-on experience across frontend, infrastructure, and production support.

FinHarbor: Software Developer (Belgrade, Serbia, December нужен доступ к резюме May 2026)
FinHarbor is a modular white-label finance platform for launching modern financial products: neobanks, digital wallets, payment solutions, crypto services, and OTC-desks.

• Architected end-to-end internationalization for core backend services, enabling support for new regional markets.
• Engineered a migration from legacy internal tools into modern ones, reducing technical debt maintenance, decreasing estimated onboarding time from 8 weeks to 2 weeks, providing capabilities for new planned features on top.
• Coached colleagues on best practices and delivered an internal training session to enhance the development team.

Kotlin, Java, Spring Boot, PostgreSQL, Temporal, Kafka, Claude Code

Fintech startup, payment platform: Software Developer (Remote, March нужен доступ к резюме November 2025)

• Redesigned the core service architecture, improving maintenance and extensibility, reducing p99 API latency by 28%.
• Designed and led the rollout of a Temporal-driven export pipeline for transactional Excel reports, separating master and worker microservices to keep the API responsive and laying the groundwork for horizontally scalable data exports.
• Redesigned internal transaction search by introducing ClickHouse for analytics workloads and a Kafka-based sync from the main DB, eliminating slow queries and providing responsive ad hoc search over transactional data.

Kotlin, TypeScript, Spring Boot, NestJS, нужен доступ к резюме , MongoDB, ClickHouse, Temporal, Kafka

Yandex Market: Software Developer, Market Billing (Remote, September нужен доступ к резюме March 2025)
Yandex Market is a large-scale CIS e-commerce marketplace with 18M+ active buyers and about 100k active merchants.

• Extracted a monolith domain into an independent microservice and database, coordinating with auditors for a clean, compliant rollout.
• Developed three new billing products end-to-end, from requirements to production, processing 100k+ billed entities per month.
• Hardened the CI/CD pipeline, eliminating an entire class of test-environment failures. This reduced failed releases by 20%.
• Participated in on-call shifts, code reviews, writing documentation and training colleagues. Served as onboarding buddy for a new engineer, guiding them through the codebase, tooling and processes.

Java, Kotlin, Spring Boot, PostgreSQL, YTsaurus, ClickHouse, TypeScript, React

Technosvar Ltd: Junior Software Developer, Experimental Machinery Division (Remote, July нужен доступ к резюме September 2022)
Technosvar is a mechanical engineering company specializing in the design and manufacture of machines for producing metal mesh.

• Developed software for a new device prototype, including a React frontend and Python backend.

Python, Flask, TypeScript, React

English: B2