Lead Backend Engineer
Payment gateway for a fintech platform
A high-load payment gateway on Laravel and Go: payment processing with guaranteed idempotency and 99.98% uptime.
- PHP
- Laravel
- Go
- PostgreSQL
- +2
Portfolio
Projects and case studies
A selection of real backend tasks: payment gateways, billing, data aggregators, real-time analytics and migrations to microservices. For each project — the task, the solution and the result.
Senior Backend Developer
A delivery-services API aggregator
A single API over a dozen courier services: cost calculation, order creation and real-time tracking.
Tech Lead
A real-time analytics platform
Collecting and processing an event stream with real-time dashboards on Go, PostgreSQL and Redis.
Senior Backend Developer
A billing platform for SaaS
Subscriptions, plans and automatic charges with precise money accounting and idempotent jobs.
Senior Backend Developer
A services marketplace
A two-sided marketplace of providers and customers with search, orders and secure deals.
Tech Lead
Migrating a monolith to microservices
Gradually extracting microservices from a monolith without downtime: domain boundaries, events and orchestration in Kubernetes.
- PHP
- Laravel
- Go
- Kubernetes
- +3