Available to hire
I’m Alexander Suhhin, a Senior Fullstack Engineer with 20+ years of experience building secure, high-performance backend systems and cloud-native platforms. I design robust authentication flows, real-time APIs, and modular front ends, with hands-on work in Node.js, TypeScript, GraphQL, AWS, and AI integrations. Recently I’ve been focused on AI-powered trading automation and real-time analytics to empower decision pipelines. I value end-to-end ownership, async collaboration, and engineering that aligns with product purpose. I build fault-tolerant, compliant systems for banking, trading, and SaaS, emphasizing secure customer authentication, partner APIs, and real-time transaction engines at scale.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Estonian
Advanced
Russian
Fluent
Ukrainian
Fluent
Work Experience
Senior Product Engineer
November 1, 2024 - PresentDeveloped and integrated new features for the Partner Portal; built a dashboard for the partner motivation program; migrated frontend logic to the backend to improve speed and reliability; expanded endpoints to support analytics and reporting.
Senior Full Stack Engineer at Cleveron AS
October 1, 2024 - September 25, 2025Designed modular microservices for the automatic parcel machine back office and UI; streamlined API integrations for customer notifications; coordinated with external services (Posten) to attract new clients.
Senior Full Stack Engineer, Contractor at Builders OÜ
April 1, 2024 - September 25, 2025Built backend architecture for a crypto accounting system; developed frontend in Svelte; designed the database schema and implemented wallet balance imports and a blockchain-based journal entry generator supporting FIFO, LIFO, and weighted cost models.
Senior Software Engineer at FUDY OÜ
January 1, 2024 - September 25, 2025Developed backend architecture for a scalable food delivery platform; implemented real-time courier tracking and led the development of 11 microservices to ensure high performance and reliability under load.
Senior Software Engineer at Malwarebytes
May 1, 2022 - September 25, 2025Migrated the MyAccount portal from a Ruby on Rails monolith to a Node.js GraphQL microservices architecture, significantly improving scalability, deployment speed, and cross-service communication.
Senior Developer at Baba hh Innovations OÜ
October 1, 2019 - September 25, 2025Led development of an award-winning VR game (React VR) and built a high-fidelity video streaming platform using AWS and Docker; delivered a standout advertising product for the Estonian Police Academy.
Back End Developer at Exove
August 1, 2018 - September 25, 2025Delivered backend solutions for the Estonian National Museum site; worked with Drupal 7; focused on performance optimization and feature integration.
Senior Software Developer, Founder at Self-employed (Private Enterprise)
June 1, 2015 - September 25, 2025Founded and built ERP-like tools for logistics and wholesale clients; managed small development teams and delivered Java/PHP-based systems.
Lead Developer, Co-Founder at Luport ISP
June 1, 2010 - September 25, 2025Designed and implemented web and billing systems for a regional ISP; built internal tools for network operations, client databases, and CRM; co-founded the business and led development.
Senior Product Engineer at AS
November 1, 2024 - PresentDeveloped and integrated features for the Partner Portal; built a dashboard for the partner motivation program (expected sales growth up to 20%); migrated partner reporting logic from front-end to back-end to improve speed across modules; technologies included Java, Spring Boot, Vue, Nuxt, Docker, Kafka, PostgreSQL, Ruby on Rails, Microservices, OAuth, Web Security, REST API.
Senior Full Stack Engineer at Cleveron AS
October 1, 2024 - September 25, 2025Designed modular microservices for automated parcel machine (APM) back-office and UI; streamlined API integrations for customer notifications; integrated with Norwegian delivery service Posten to attract a new client. Technologies: Java, Spring Boot, React, Angular, Docker, ActiveMQ, PostgreSQL, Microservices, OAuth, Web Security, REST API.
Senior Full Stack Engineer, Contractor at Builders OÜ
April 1, 2024 - September 25, 2025Developed accounting system for crypto wallets; frontend implemented with Svelte; designed backend architecture; implemented import of crypto wallet balances for Ethereum; built blockchain-based system for generating accounting journal entries with FIFO, LIFO, and weighted average cost models for balance reconciliation.
Senior Software Engineer at FUDY OÜ
January 1, 2024 - September 25, 2025Developed backend architecture (Node.js, AWS, Kubernetes) for a food delivery platform with 60k+ users; implemented real-time courier tracking; led 11 microservices to ensure high performance and scalability under heavy traffic.
Senior Software Engineer at Malwarebytes
May 1, 2022 - September 25, 2025Migrated MyAccount portal from a Ruby on Rails monolith to a modern Node.js/GraphQL microservices architecture; designed efficient microservices; implemented secure API protocols (OAuth, JWT) and cross-service communication.
Senior Developer at Babahh Innovations OÜ
October 1, 2019 - September 25, 2025Led development of an award-winning VR game for the Estonian Police Academy (React VR, AWS, Docker); built a high-fidelity video streaming platform and demonstrated strong end-to-end delivery.
Back End Developer at Exove
August 1, 2018 - September 25, 2025Delivered backend solutions using PHP and Node.js; contributed to frontend enhancements with Vue.js and React; improved system reliability and performance across services.
Lead Developer, Co-Founder at Luport ISP
June 1, 2010 - September 25, 2025Designed and implemented web and billing systems for a regional ISP; built internal tools for network operations, client databases, and CRM; contributed to overall service delivery and operational efficiency.
Senior Software Developer, Founder at Self-employed (Private Enterprise)
June 1, 2015 - September 25, 2025Developed ERP-like tools for logistics and wholesale clients; managed small development teams; built custom Java/PHP systems to meet client needs and foster growth.
Full Stack Developer (Outsourcer) at Eesti rahva muuseum – erm.ee
March 1, 2017 - September 25, 2025Developed and maintained the official website for the Estonian National Museum; worked with Drupal 7; optimized performance and integrated new features to enhance visitor engagement.
Education
Qualifications
Industry Experience
Financial Services, Software & Internet, Media & Entertainment, Professional Services
Estonian calendar of upcoming cultural events.
This project implemented with PHP-Laravel backend and React frontend
Integrations with several tickets aggregator providers, with several payment providers
Was implemented customisable React widget to embed this calendar with local or filtered events to own web site.
Separate back office.
https://www.twine.net/signin
Estonian National Museum website with e-shop.
I worked as sub-contractor, site was built using Drupal 7 and Drupal Commerce.
Was implemented custom integrations with internal bookkeeping software and several payment methods.
https://www.twine.net/signin
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