Alexei Metlitski Email & Phone Number

Kraków, Pl

I worked on carbon offsetting solutions for individuals (e-commerce) and businesses (SaaS platform). We made a toolkit for businesses to automatically create climate action programme websites, landing pages, offsetting widgets, and manage their footprint.- Migrated our web application to a custom serverless SSR platform and conducted SEO, resulting in 170% increase of organic search traffic and bringing up monthly landing page visits from 9,000 to 32,000.- Designed and led implementation of a custom email marketing system that breathed new life into the marketing department, increasing conversion rate from 2% to 9%, bringing 2 times more annual revenue.- Created a config-driven admin tool, allowing customer support to resolve issues independently, improving response times by 500% and increasing customer satisfaction rates by 30%.- Performed a seamless trans-regional AWS infrastructure and database migration, facilitating entry into the European market and unlocking new B2B partnerships that brought 65% of next years annual revenue.- Developed RESTful API, enabling integration for external partners, expanding business opportunities.- Optimized high-load write requests with horizontal scaling and caching, doubling processing speed.Link to the project: https://www.carbonclick.com/solutions/business-corporate and https://app.carbon.click/

A FinTech startup meant for investment performance analysis for individuals. In a team that was to build everything from scratch: team collaboration processes, infrastructure and product vision, in a fast-paced startup environment, I was responsible for architecture and metrics.- Strategically designed a scalable technology stack for the needs of a FinTech startup, balancing quick deployment and sustainability.- Developed a high-performance backend API and stream file processing feature that serves as a cornerstone of the app’s success.- Established a cost-effective infrastructure and CI/CD pipelines, optimizing operational costs to align with startup budget.- Led product strategy discussions, utilizing market research and user analytics to align product development with customer needs.Link to the product: https://compoundfolio.com

Worked on server less high-load event handling system. Took part in development of Elasticsearch-based custom search engine for product discovery.In this role, I was a part of temporary team that was tasked with quickly building the product with well-defined deadlines and requirements.

- Integrated with the Stripe payment platform- Implemented a custom template-based CI/CD workflow for migration to microservice infrastructure- Applied the Aspect Oriented Programming approach for complex authorization system to simplify its usage

Гомель, Беларусь

- Built an automatic universal database audit tool to enable tracing all database transactions from web UI- Built a task parallel distribution using Apache Spark

- Participate integration of custom CRM system with the new customer-oriented website for online orders- Markup and do SEO on a static landing page