Darius Kasperavičius

AI Engineer | Technical Lead | Engineering Manager | Certified Software Engineer | Mentor

Kaunas, Kaunas, Lithuania

About

I’m fascinated by leading projects and web development in an agile environment with my strong experience in the work fields of engineering management, coding, blockchain and AI/Machine learning. Generative AI & Agentic Systems | Applied AI Integration - I focus on practical use of AI systems to solve real-world challenges and accelerate development. My recent work includes: - Hands-on use of agentic AI IDEs and MCP (Model Context Protocol) servers for orchestrating complex task automation - Integration of n8n pipelines to connect AI outputs with operational tools - Experimentation with Retrieval-Augmented Generation (RAG) techniques for context-aware AI applications - Broad experience across generative AI platforms, enabling fast evaluation and application - Currently completing a Generative AI Leader Certificate with a focus on strategy, safety, and scale Soft skills: - I facilitate effective leadership and collaboration, including the communication of complex information to both technical and non-technical team members. - In addition to being an active listener, I possess leadership and mentoring abilities, adaptability, and empathy. Technical Expertise: - Proficient in PHP with a strong grasp of object-oriented programming and design patterns/principles. - Extensive experience with container orchestration platforms such as Kubernetes and Marathon with Apache Mesos. - A proven track record of building innovative products using various data storage solutions, including ElasticSearch, Mongo, Neo4J, Google Big Query, Postgres, MySQL, MariaDB, Redis, and Redshift. - Proficiency in most popular PHP frameworks including Symfony, Laravel, and Zend Framework, ensuring the delivery of high-quality, scalable solutions. - Extensive experience with testing frameworks (including Behat, PHPUnit, and Codeception), ensuring robust code quality and reliability. - A commitment to implementing rigorous testing processes to validate system integrity and performance. Additional Skills: - Proficient in version control systems like GIT and package management using Composer. - Expertise in web server administration - Proficient in containerization technologies such as Kubernetes, Docker and Vagrant, streamlining development and deployment workflows.

Experience

  • Development Team Lead at Tele2 Eesti
    2025 - Present · 1 yr 6 mos

    Working in a high-complexity environment: legacy systems, SLA, critical integrations, and constant trade-offs between business pressure and technical reality. Focused on stability, clarity, and team effectiveness during change.

  • Contractor at Undisclosed
    Feb 2024 - 2025 · 1 yr

    Providing services as a Technical Solution Architect / Technical lead / Consultant / Senior Software Engineer in multiple companies Working by contract in B2B / B2C companies. As a Technical Solution Architect, I provide solutions for their business - from low to high-level solutions and diagrams, component schemas, optimization solutions, proof of concepts, and roadmaps to level up their solution to the white-label friendly and scalable solution. As a Software Engineer, I've also had plenty of hands-on work to work in fast-paced and challenging environments.

  • Engineering Manager at Kilo Health
    Sep 2021 - Feb 2024 · 2 yrs 6 mos

    - Leading the dev team, driving weekly planning, contributing to my department's quarterly planning, and creating a strong learning and communication culture with solid ownership. - creating a fully automated SAAS platform with tracking and data ingestion, event proxy pipelines for multiple (~30) company projects - worked and supported multiple marketing engineering tools - mail services with multiple providers, ads automation, analytics platform

  • Senior Software Engineer at DappRadar
    Sep 2019 - Sep 2021 · 2 yrs 1 mo

    Work with blockchain technology, building fully automated processes to build and show user portfolios with their wallet information, balance data, NFT, and DEFI accounts. Also, I was building authorization and Back Office components.

  • Software Engineer at HomeToGo GmbH
    Mar 2015 - Nov 2019 · 4 yrs 9 mos

    It's the world's largest vacation rental metasearch engine, which uses so many technologies, but in the heart of it - PHP, Symfony, ElasticSearch. I was leading location automation, also I was also working on big data, creating reverse image search algorithms, and ranking using machine learning.