Valentin Sergienko

Valentin Sergienko Email and Phone Number

Co-founder & CEO at sustainStay. | Full-Stack Developer @ sustainStay.
Valentin Sergienko's Location
Helsinki, Uusimaa, Finland, Finland
About Valentin Sergienko

I am a dedicated and dynamic IT Specialist, with a strong technical background complemented by extensive experience in project and team management. In the beginning of 2024, I transformed my career path by co-founding a SaaS company as CEO.🚀My journey has equipped me with a unique blend of technical expertise, management skills, and entrepreneurial insights. I developed a solid foundation in both strategic leadership and technical problem-solving, which I now bring to every project.My role as a startup co-founder and CEO has allowed me to cultivate essential management skills, such as: 👥Team Leadership📈Project Management🗣️Client and Stakeholder Communication💰Budgeting and Resource AllocationMy areas of expertise in IT include:🌐Full-Stack Web Development: JavaScript, TypeScript, Python, SQL, NoSQL, etc.⚙️High-Performance Data Processing: Go, Concurrency, ArangoDB, etc.🧮Numerical Modeling and Simulation: Fortran, C++, ANSYS, OpenFOAM, MATLAB, etc.Also, I am interested into 🤖AI/ML technologies.Let's connect and explore opportunities to work together in the pursuit of technological excellence. Feel free to reach out to me for networking, collaboration, or simply to chat about topics related to IT or Business fields🚀

Valentin Sergienko's Current Company Details
sustainStay.

Sustainstay.

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Co-founder & CEO at sustainStay. | Full-Stack Developer
Valentin Sergienko Work Experience Details
  • Sustainstay.
    Chief Executive Officer
    Sustainstay. Feb 2024 - Present
    Helsinki, Uusimaa, Finland
    I lead the company as CEO from its inception through all the stages. My role combines strategic planning, team leadership, and client engagement to drive our vision forward. Through this position, I am sharpening a unique skill set in startup management, blending technical insight with business approach.📈Vision & Strategy Development: Defined and execute the company’s strategic roadmap, identifying market opportunities and aligning our products to meet client needs effectively.👥Team Leadership & Culture Building: Built and lead a cross-functional team, fostering a culture of innovation, collaboration, and continuous improvement to ensure strong project execution and high team morale.🗓️Project Management: Directed product development, overseeing planning, task prioritization, and resource allocation to deliver projects on time and within scope.🗣️Client and Stakeholder Engagement: Maintained clear and open communication with clients, presenting complex technical solutions in an accessible way, ensuring alignment between product goals and client expectations.💰Financial Planning & Budgeting: Manage the financial health of the company, focusing on budgeting, resource allocation, and risk management to ensure sustainable growth and optimize operational efficiency.This role has enabled me to integrate technical expertise with high-level management skills, delivering value to our clients and promoting sustainable growth within the SaaS space.
  • Freelance
    Freelance Developer
    Freelance Oct 2022 - Feb 2024
    • Mobile Development: - JavaScript, TypeScript: React Native, Expo - Python: WebSockets, APN, CGM• Full-Stack projects of web pages: - JavaScript, TypeScript: Node.js, Express.js, React.js - Python: Django, Flask - PostgreSQL, MongoDB, Redis• Microservice for parsing big STEP files: - Go: Concurrency, Channels - ArangoDB(NoSQL)• Snake Game AI with Reinforcement Learning: - DQN Algorithm + Q-network model - “Snake vision” of the board• Human detection application: - CNN - Classification - Pooling Layers• Physics based projects - Implementation of CFDCommon tools: Git, Docker, AWS, Sentry, Figma, Canva, etc.
  • Homeneon
    Design Engineer
    Homeneon Mar 2017 - Feb 2018
    Москва, Москва, Россия
    • Developed problem solving skills in proposing alternative solutions to meet project requirements:- Cost-effective solutions to engineering problems.- Creative solutions for media.• Developed communication and presentation skills due to direct interaction with clients.• Gained important experience working in a fast-growing company

Valentin Sergienko Education Details

Frequently Asked Questions about Valentin Sergienko

What company does Valentin Sergienko work for?

Valentin Sergienko works for Sustainstay.

What is Valentin Sergienko's role at the current company?

Valentin Sergienko's current role is Co-founder & CEO at sustainStay. | Full-Stack Developer.

What schools did Valentin Sergienko attend?

Valentin Sergienko attended Peter The Great St.petersburg Polytechnic University, Univerzita Karlova.

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