Sergey Mykhailovsky
Glasgow
Summary
Highly skilled Senior Full Stack Developer with over 10 years of experience in building and scaling high-load SaaS & B2B platforms. My expertise spans across Advanced Python (ML Pipelines, ChatGPT, LLM, LSTM, Time Series, workflows for real-time data processing and model deployment), PHP (Laravel, Symfony), and JavaScript/TypeScript (Vue.js, React.js, Node.js), with a strong focus on API development, cloud infrastructure (AWS), and Microservices architecture.
I have successfully implemented large-scale projects, including the development of ChannelReply, an eCommerce integration platform that handled complex integrations with Amazon, eBay, Walmart, Zendesk, and Freshdesk.
I am well-versed in managing big data, ensuring system scalability, and optimizing performance for high-traffic environments. My background includes hands-on experience with AI/ML technologies, database management (MySQL, MSSQL, PostgreSQL, DynamoDB, MongoDB), and driving innovation through team leadership and strategic project management.
As a Certified Scrum Master, I bring agile excellence to project delivery, enabling cross-functional teams to collaborate efficiently and deliver high-impact results in fast-paced, technology-driven environments. I excel in both technical execution and leadership, consistently delivering scalable and effective solutions.
Overview
9
9
years of professional experience
1
1
Certification
Work history
Lead Engineer
Soft Actions
London
12.2023 - Current
- Streamlined operations by implementing efficient engineering processes.
- Coordinated with cross-functional teams for successful project completion.
- Enhanced system performance with comprehensive troubleshooting and root cause analysis.
- Developed strategic plans to improve overall productivity.
- Leveraged advanced Python for end‑to‑end ML workflows, including real‑time data processing, model deployment, ChatGPT & LLM integrations, LSTM‑based time series forecasting, and scalable pipeline development.
Full stack developer
Threecolts
London
04.2022 - Current
- Spearheaded the development of multiple high-performance web applications using Laravel within a microservices architecture on Amazon AWS, ensuring scalability and efficiency in a cloud environment.
- Collaborated with cross-functional teams to design and implement robust solutions that enhanced system performance and elevated user experience.
- Introduced and enforced best development practices, significantly boosting team productivity and delivering more efficient workflows.
- Engineered solutions for managing big data and optimizing systems to handle very high traffic loads, resulting in improved application reliability, performance, and scalability.
- Played a pivotal role in troubleshooting, optimizing, and deploying systems, ensuring seamless operations in a high-demand, data-intensive environment.
- Designed and implemented Python‑driven data parsing pipelines for real‑time ingestion, transformation, and analysis of complex datasets.
Senior Full Stack Engineer
AVRillo
London
12.2023 - 08.2024
- Development of an internal B2B system with a microservices architecture, improving scalability and efficiency.
- Built and integrated multiple databases using MSSQL and MySQL, ensuring seamless data flow and high performance across services.
- Developed the frontend using Vue.js, React, and TypeScript, creating a responsive and intuitive user interface.
- Utilized Laravel for backend development, ensuring robust API communication between microservices.
- Worked closely with cross-functional teams to implement solutions that improved operational workflows and business processes.
- Applied various tools and technologies to ensure smooth deployment and ongoing system maintenance.
Full stack engineer
ChannelReply
New York
08.2017 - 04.2022
- Built and scaled ChannelReply, a high-load SaaS platform integrating customer communication systems with major eCommerce marketplaces, including Amazon, eBay, and Walmart.
- Designed and developed the platform from the ground up using Laravel and AWS, optimizing for high-performance and scalability to handle large volumes of transactions.
- Integrated complex API systems to streamline customer support processes, significantly improving response times and enhancing user experience for eCommerce sellers.
- Played a critical role in scaling the business to manage high traffic and volume, which led to ChannelReply being successfully acquired by a larger entity.
- Led a cross-functional team of developers and collaborated with key stakeholders to drive product innovation and ensure alignment with business goals.
Full stack software developer
Century21
Zürich Area, Switzerland
07.2016 - 05.2018
- Developed a scalable SaaS & B2B & Messaging system using Laravel and Socket.io to enhance communication and real-time interaction between users.
- Engineered real-time event-driven features with Socket.io, improving user engagement and responsiveness.
- Integrated PostgreSQL for efficient data management, ensuring the platform could handle large datasets and transactions seamlessly.
- Worked on both frontend and backend aspects of the application, utilizing JavaScript for frontend interactivity and dynamic content delivery.
- Collaborated with cross-functional teams to design and implement new features, focusing on improving UX/UI and platform scalability.
Education
Master of Science - Robotics and AI
Odesа Polytechnic National University
Odesa, UkraineSkills
- PHP (Laravel, Symfony)
- JavaScript/TypeScript (Vuejs, Reactjs, Nodejs)
- Python
- AI/ML (Artificial Intelligence/Machine Learning)
- MySQL
- MSSQL
- PostgreSQL
- DynamoDB
- MongoDB
- AWS (Amazon Web Services)
- Microservices Architecture
Development & Programming
Languages
Database Management
- Big Data Management
- Git (Version Control)
- API Development (REST, GraphQL)
- Project Management
- Team Leadership
- Scrum Master
- Experience in leading large-scale projects and building teams
- Experience in both hands-on technical roles and strategic leadership roles
- Experience with eCommerce integrations
- Experience in building SaaS platforms
- Expertise in working with high-load systems and ensuring scalability
Leadership & Project Management
Additional Areas
Certification
- Machine Learning Specialisation (ML)
Stanford University
Achieved: Dec, 2024 - Machine Learning (ML): Advanced Learning Algorithms
Stanford University
Achieved: Dec, 2024 - Machine Learning (ML): Regression and Classification
Stanford University Online
Achieved: October, 2024 - Deep Learning(AI/ML): Recommenders, Unsupervised and Reinforcement Learning
Stanford University Online
Achieved: November, 2024 - Scrum Master Certification
LearnQuest, Verified by Jim Sullivan
Achieved: September, 2024 - Amazon Web Services Lambda
LinkedIn Learning
Achieved: July, 2022 - SOC 2 Compliance in the Cloud
ByteCheck Assurance
Achieved: October, 2024 - SOC 2 Compliance Essential Training
ByteCheck Assurance
Achieved: October, 2024 - HIPAA Compliance
Linkedin Learning
Achieved: November, 2024 - MBA Essentials
University of Glasgow
Achieved: October, 2024 - Back-End Apps NodeJS & ExpressJS
IBM
Achieved: October, 2024 - Front-End Apps with React
IBM
Achieved: October, 2024 - Full Stack Software Developer Assessment
IBM
Achieved: October, 2024 - Python for Data Science, AI & Development
IBM
Achieved: October, 2024 - PHP: Test-Driven Development with PHPUnit
LinkedIn Learning
Achieved: June, 2022 - PHP: Symfony 6
LinkedIn Learning
Achieved: Dec, 2024
Timeline
Lead Engineer
Soft Actions
12.2023 - Current
Senior Full Stack Engineer
AVRillo
12.2023 - 08.2024
Full stack developer
Threecolts
04.2022 - Current
Full stack engineer
ChannelReply
08.2017 - 04.2022
Full stack software developer
Century21
07.2016 - 05.2018
Master of Science - Robotics and AI
Odesа Polytechnic National University
Similar Profiles
Marc-Andre RoyMarc-Andre Roy
Owner/Social Media Coordinator at Actions Coach GuyOwner/Social Media Coordinator at Actions Coach Guy
Dorothy Valerie CardenasDorothy Valerie Cardenas
Climate Justice Organizer at Strategic Actions for a Just EconomyClimate Justice Organizer at Strategic Actions for a Just Economy
John KalinowskiJohn Kalinowski
Senior Securities Operations Representative at Wells Fargo Advisors - Voluntary Corporate ActionsSenior Securities Operations Representative at Wells Fargo Advisors - Voluntary Corporate Actions
Saba Shabbir ShaikhSaba Shabbir Shaikh
Customer Account Manager at The Zinc GroupCustomer Account Manager at The Zinc Group
Brian MurisonBrian Murison
Front of house team member at The Clachnaharry InnFront of house team member at The Clachnaharry Inn