Vyacheslav K. Email & Phone Number

Working as a Senior Backend Developer. Developing and maintaining crypto trading platform.

Moscow, Moscow City, Russia

Worked as a Senior Backend Developer. Developed and maintained systems from various domains: stock management system, consignment managing system and order management system. Decomposed monolithic application into groups of services.My contributions:- Developed new services and new features for business needs- Designed an architecture of interprocess communication and decomposed huge part of a monolithic application- Migrated key business logic from legacy procedures to new services- Increased API performance. Rewrote SQL queries and refactored business flows.- Improved observability. Configured logging and alerting.My achievements:- Designed the architecture and built up a plan of decomposing a monolithic application into a set of services. Increased team's productivity and gave an opportunity to create new features in new services.- Designed the architecture and migrated the business logic for calculating product stocks from outdated procedures in the database to new services. Improved accuracy and performance, allowing the business to increase traffic and reduce order cancellations.- In a short time, developed a main part of a system for managing product digital marks so that the business had the opportunity to adapt to changes in legislation.

St Petersburg, St Petersburg City, Russia

Worked as a Senior Backend Developer. Focused on Golang and PHP.Developed and maintained a new system for managing air navigation maps, NOTAMs and flights, using a microservice architecture. Decomposed a part of an existed monolothic application into services, enhancing its maintainability, scalability and observability.My contributions:- Developed new services and decomposed a part of a monolithic application- Migrated a codebase from PHP to Golang- Designed an interprocess communication between services using event-driven architecture- Improved API performance and speeded up site loading- Configured CI/CD, logging and monitoring- Managed a small development team. Participated in code review and task planning

Arkhangel’Sk, Russia

Worked as a Full Stack Developer on various projects.

Arkhangel’Sk, Russia

Worked as a Full Stack Developer, full time.Developed and maintained online shops, corporate portals, etc. Also participated in code reviews, task planning.My contributions:- Developed diverse online shops, corporate websites, landing pages- Integrated a new design to an old functional- Maintained existing websites and modules- Fixed errors and bugs, refactored business functions- Participated in code review, task planning