Senior Full-Stack & DevOps Engineer

Developed and maintained backend-heavy casino and sportsbook functionality, including player registration and login, account and session flows, wallets, balances, deposits, withdrawals, promotions, transaction history, and operational tooling.

Built Java/Spring Boot services and Angular/TypeScript interfaces with REST APIs, WebSockets, and asynchronous processing. Supported SOFTSWISS casino, game aggregator, and sportsbook integrations, including provider launches, callbacks, webhooks, payments, bonuses, and back-office configuration.

Improved platform reliability through Docker and Kubernetes deployments, CI/CD checks, structured logging, monitoring, rollback procedures, and payment/provider integration troubleshooting. Performed QA and release validation across sportsbook, casino, wallet, payment, SSO, localization, mobile, and promotion workflows.

Delivered SaaS features using React, Next.js, Node.js, TypeScript, PostgreSQL, and Redis for account workflows, reporting, integrations, and internal operational tools.

Improved API and background-processing reliability for data synchronization, scheduled jobs, and third-party integrations. Standardized Docker and CI/CD environments across development, staging, and production.

Added validation, structured logging, automated testing, and release checks to identify integration and production issues earlier.

Modernized business applications using React, TypeScript, Node.js, Python, and C#/.NET across AWS and Azure environments.

Reworked legacy modules into clearer service boundaries to improve backend maintainability and extensibility. Automated deployment and environment tasks using Docker and CI/CD.

Introduced centralized logging and monitoring to improve production support, troubleshooting, and incident investigation.

Delivered customer portals and internal web applications using JavaScript, TypeScript, React, Node.js, Python, SQL, and REST APIs.

Improved responsiveness in data-heavy application areas by tuning database queries, pagination, caching, and API error handling.

Added unit and integration testing around frequently changed features to make releases more predictable.

Developed backend APIs, authentication, notifications, administrative tools, and third-party integrations for web and mobile products.

Improved external-service reliability through validation, retry handling, structured logs, and clearer error responses.

Simplified database and API flows to reduce unnecessary processing and make support issues easier to diagnose.

Maintained server-rendered web applications, JavaScript interfaces, REST-style endpoints, and PostgreSQL/MySQL business workflows.

Refactored repeated frontend and backend logic into reusable modules to improve consistency across client projects.

Added automated checks, improved query handling, and supported code-review practices for safer maintenance and releases.