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Alexander Prytula

Alexander Prytula

Staff Software Engineer | Engineering Manager

Kyiv, UA
English, French, Spanish, Ukrainian

Background


About

About

Technical Lead with 8+ years of experience building and scaling distributed systems, specializing in Node.js with additional experience in Python and Go microservices. Combines hands-on engineering with ownership of architecture, delivery, and reliability. Leads cross-functional initiatives across multiple R&D teams, aligning technical execution with business goals. Fullstack background enables effective collaboration across frontend and backend domains, driving clarity in ambiguous environments from problem definition to production.

Work Experience

Work Experience

  • Staff Software Engineer, Sisense

    Jun, 2025 - Jan, 20267 months

    Staff Software Engineer in analytics domain team

    • Coordinated delivery across 4 engineering teams, reducing release blockers and improving deployment predictability

    • Audited the domain most critical problems by inversigating teams' ownership, code quality, and engineers' pain points.

    • Wrote a comprehensive report with recommendations for improvements and presented it to the department manager and VP of Engineering.

    • Contributed to and improved CI/CD pipelines and release processes, supporting more stable and efficient product delivery.

    • Designed and implemented QA strategy, increasing test coverage and strengthening overall product quality.

  • Technical Lead, Sisense

    Jun, 2023 - Sep, 20252 years 3 months

    Technical Lead in AI domain team

    • Recognized as a cross-team technical authority, unblocking stalled development by guiding engineers through system design, trade-offs, and implementation approaches, ensuring timely delivery of key initiatives.

    • Worked at the intersection of data science and product engineering, integrating LLM and vector database capabilities.

    • Designed and implemented key frontend, backend, and DevOps building blocks for the product among Node.js and Python microservices.

    • Participated in building the whole CI pipeline for AI microservices including E2E tests. Taught then team to maintain it at a high standard.

  • Technical Lead, Sisense

    Oct, 2022 - Jun, 20238 months

    Appointed as a Frontend Technical Lead for a new product initiative.

    • Led resolution of high-impact production incidents across multiple domains, particularly in shared UI systems, restoring stability and minimizing business disruption.

    • Took ownership of critical issues beyond direct responsibility, acting as a trusted escalation point for engineers and managers during complex delivery and runtime challenges.

    • Designed the high-level application architecture and coordinated multiple engineering teams.

    • Built initial CI/CD pipelines, test frameworks, and infrastructure, enabling faster delivery cycles. Ensured the test coverage kept at a 90% level.

    • Provided mentorship and technical guidance to engineers across three frontend teams involved in the project.

  • Technical Lead, Sisense

    May, 2022 - Oct, 20225 months

    As a Technical Lead was involved stablizing and improving the performance of one of the server-side high-load domains.

    • Established and led cross-team technical committees, improving communication, standardization, and engineering decision-making across R&D teams.

    • Facilitated delivery processes as a Scrum Master / coordinator, improving team alignment, reducing blockers, and maintaining predictable development cycles.

    • Assigned to stabilize a backend service domain with failing automation tests. Managed to reduce test failures by 30% and improve release reliability.

    • Conducted a thorough audit of system architecture, libraries, and build processes.

  • Full-stack engineer, Sisense

    Mar, 2021 - May, 20221 year 2 months

    Started as a full-stack engineer and promoted to a Technical Lead.

    • As a front-end developer was involved in UI/UX refreshing campaign, which included replacing an obsolete client platform from Angular.js to React.

    • Helped to reduce the same bundle bytes size to be 3 times smaller.

    • Took an ownership of a team of 3 fron-end enguineers, providing mentorship and technical guidance to them.

  • Senior Software Engineer, VistaCreate

    Sep, 2018 - Mar, 20212 years 6 months

    VistaCreate (Crello formerly) is a web-based powerful media editor.

    • Contributed to the payments domain, helping to design and build discounts, bonuses, referral programs, affiliates, subscription plans business logic. Which was used to successfully launch many marketing campaigns and eventually gain significant conversion.

    • Took responsibility for developing, maintaining, and monitoring the search domain of the back-end.

    • Incorporated search with our internal analytics, using Prometheus and Grafana to gather and analyze the efficiency of searching strategies we had applied.

    • Built full end-to-end features demanded by business needs, starting from React ending with Node.js, Golang, and Third-Party APIs.

    • Implemented and presented an innovative way of testing microservices' contracts, which brought a higher level of control and reliability to our back-end.

  • Node.js engineer, Carts Guru

    May, 2017 - Jun, 20181 year 1 month

    To provide e-merchants with one simple platform where they can create, distribute and analyze first-class marketing campaigns that boost revenue fast.

    • Brought a lot of refactoring and increased the back-end code quality, whilst working on an automated customer onboarding system, which served to provide a convenient way to get the customer familiar with business features and configure all the tools to get ready for use.

    • Provided seamless migration of all the searchable entities back-end had between the different major versions of Elasticsearch. Gave appropriate unit and integration tests covering uncovered services.

    • Built and maintained a discount system integrated between PHP E-Commerce and Node.js sides.

    • Appointed as a Head of the product team in the Europe region.

  • Node.js engineer, Siteplus Pte Ltd

    Jan, 2017 - Jun, 20175 months

    A site-builder company.

    • Collaborated between multiple back-end teams (PHP, Node.js )to build RESTfull services for a site-building platform.

    • Contributed to establishing a robust way of communication between services using both HTTP and WebSockets protocols.

    • Integrated cache system using Redis to improve performance.

  • Front-end developer, DepositPhotos

    Aug, 2016 - Jan, 20175 months

    Stock exchange marketplace

    • Participated in building the main business application using Backbone, with gradual migration to React

    • Implemented different SEO and marketing demands

Skills

Skills

  • Front-end development

    React

    Redux

    Vue

    Angular.js

    Typescript

    Webpack

    Vite

    Sass

  • Back-end development

    Node.js

    Typescript

    Golang

    Python

    MongoDB

    Elasticsearch

    Couchbase

    Redis

    Zookeeper

    RabbitMQ

  • DevOps

    Linux

    Docker

    Kubernetes

    Helm

    Gitlab CI

    Jenkins

    Groovy

    Bash

  • Analytics

    Prometheus

    Grafana

    Kibana

    OpenTelemetry

    Google Big Query

Education

Education

  • Materials science engineering, Bachelor, Zaporizhzhya National Technical University

    Jul, 2005 - Jun, 2009

Volunteer Work

Volunteer Work

  • Teacher/Mentor, Zengineers

    Jan, 2016 - Sep, 2016

    A community aimed to spread web development studies across for free.