Sergey Keller, CEOArtur Erofeev, Lead DesignerVeronika Lindorenko, Head of MarketingIvan Yatskevich, Engineering Leadership
Eugene Zaremba, Sr. Director of Demand GenerationTanya Aulachynskaya, VP of Product, GrowthAleksandra Henina, Senior AnalystNikita Grishko, Staff Software Engineer

Highly skilled builders

Partner with highly skilled engineering, product, design, marketing, business operations experts and bring your vision to life

  • Specing

    Building eSignature capabilities for web based products

    • B2B
    • Web
    • SaaS
  • In Development

    Platform and Operations for tech professionals

    • Marketplace
    • Web
    • Brand Design
  • In Design

    Automated keyword extraction from a web document

    • Python
    • React
    • OpenAI
  • Launched

    Funnel Architecture for SaaS B2B Scale-up business

    • Data Engineering
    • BizOps
    • Growth
  • Iterating

    DOCX and PDF converter to any file format

    • Python
    • Core
  • Launched

    Data Infrastructure for Business Intelligence Services

    • Kafka
    • Redshift
    • BizOps
  • Iterating

    AI-powered software instrument for music producers

    • C++
    • AI
    • Infrastructure
  • Iterating

    Experimentation platform with Tableau

    • A/B tests
    • Growth
    • Tableau

These companies achieved their goals working with us

  • PandaDoc company logo
  • Flo Health company logo
  • EPAM company logo
  • OneSoil company logo
  • Apollo.io company logo
  • Tango Me company logo
  • Verv company logo
  • IAC company logo

How Gosu Team works

  • 💁

    Share what's on your mind

    What job needs to be done? Please send us an email or book a short meeting

  • 🥷🏿

    Meet your partners

    It is easy to communicate with our on-demand experts, who are great listeners

  • 🤝

    Enjoy collaboration

    See the value our gosu experts deliver from Day 1

Gosu Team's expertise

  • Software Development

    We specialize in scalable software architecture for any type of products: B2B, B2C, SaaS, or Enterprise. We can build your MVP, scale your product, build your engineering team, and help you integrating AI.

    • Go
    • Python
    • React
    • DevOps
    • AI
    • Kubernetes
    • AWS
    • Mobile
  • Product Management

    We offer expertise in growth-driven product management to help you achieve your business goals. Our proficiency in product development ensures that your products are built to meet the needs of your customers and aligned with your business objectives.

    • Product Strategy
    • Core
    • Growth
    • Experimentation
    • Monetization Strategy
    • Adoption
    • Product Operations
  • Marketing

    Our expertise in demand generation, SEO, and paid ads can assist you in acquiring more customers and building a sustainable growth engine through inbound and outbound marketing strategies. We have vast experience in building and scaling marketing teams and processes.

    • SEO
    • Lead Generation
    • User Acquisition
    • Creative Content
    • Paid Ads
    • ROI Driven Performance Marketing
  • Operations

    We are the experts in data engineering, business intelligence, and product analytics to help you organize your data effectively. We will provide you with Data Taxonomy that is designed to enhance your decision-making capabilities and provide you with valuable insights from your data.

    • Data Engineering
    • Data Taxonomy
    • Revenue Operations
    • BI
    • Business Operations
    • Product Analytics
    • Data Science
  • Product Design

    We can help you build user-friendly web and mobile products through design audit, user research, and user experience design services. Investing in product design is crucial in today's market to create products that stand out, build brand loyalty, and deliver an exceptional user experience that drives customer satisfaction and conversions.

    • Web
    • Mobile
    • User Experience
    • Usability Testing
    • Design Audit
  • Research

    We understand the importance of user-centered design, market analysis and research. Let us develop your customers to ensure your solution meets the needs of your target audience. Minimize risk of wasting time and money on a product that no one wants. Increase your chances of success by validating your product idea and market fit.

    • CSAT
    • CES
    • Customer Development
    • Market Analysis
    • Product Market Fit

Gosu Team

    • Sergey Keller

      Sergey Keller

      CEO

      Diverse experience across multiple disciplines. Sergey has t-shaped mindset with focus on software engineering, product innovation, data science and business growth.

    • Artur Erofeev

      Artur Erofeev

      Lead Product Designer

      Attention to detail and a passion for design. Artur is a creative problem solver with a strong focus on user experience and brand identity.

    • Andriy Fedorovich

      Andriy Fedorovich

      Senior Software Engineer

      Andriy is a seasoned software engineer in mobile and web development. He's passionate about building products that improve people's lives.

    • Eugene Zaremba

      Eugene Zaremba

      Sr. Director of Demand Generation

      From zero to 300k+ leads per month. Eugene has a proven track record of building and scaling demand generation pipelines from MQL's to Closed Opportunities.

    • Tanya Aulachynskaya

      Tanya Aulachynskaya

      VP of Product, Growth

      When it comes to product, Tanya is a true believer in the power of data. She built Growth and Product teams from scratch and delivered results for the business.

    • Veronika Lindorenko

      Veronika Lindorenko

      Head of Marketing

      Veronika has an experience in Digital Marketing in IT for more than 10 years. She was engaged in almost all areas of Digital Marketing for Web & Mobile Apps during her professional development. She can build a marketing strategy for both B2C and B2B IT products.

    • Aleksandra Henina

      Aleksandra Henina

      Senior Analyst

      If you don't want to lose your money, Aleksandra is the person you need to talk to. She is a experienced analyst with business operations background.

    • Ivan Yatskevich

      Ivan Yatskevich

      Engineering Leadership

      Ivan is a seasoned software engineer with a passion for building scalable and reliable systems. He has a strong background in distributed systems, cloud computing, machine learning and SE management.

    • Nikita Grishko

      Nikita Grishko

      Staff Software Engineer

      Reliable infrastructure, automated processes, and scalable systems. Nikita is known for his passion building reliable systems. He's also active contributor to open source projects.

    • Alena Yurevich

      Alena Yurevich

      Creative Director

      Alena is a creative director with a strong background in marketing and advertising. She owns ROI-driven User Acquisition strategy managing €2M+ in ad spend. With expertise in Facebook Ads, Tiktok Ads, Mobile Ads, and Google Ads, she can help drive growth for your business.

    • Artyom Pranovich

      Artyom Pranovich

      Staff Software Engineer

      Artyom has built a lot of things. He is a full-stack developer focusing on performant client-side applications. He approaches every project with a focus on quality of user and development experience.

    • Dima Shchehrykovich

      Dima Shchehrykovich

      Chief Data Officer

      Dima has a strong background in data science and machine learning. He has experience in building data pipelines and data products such as predicting the lifetime value of a customer and clustering users by their behavior.

    What people say about Gosu Team members

    • Artur is a talented designer and a rising star. His attention to detail and creative thinking help him achieve great results. I relied on his expertise in design, while developing the creative assets for PandaDoc. I would highly recommend Artur.

      Dan Levinschi, CRO | B2B SaaS | ex-Google

      Dan Levinschi

      CRO | B2B SaaS | ex-Google
    • In a very short amount of time, Sergey did a huge amount of deep thinking as it relates to our Startup's product strategy and sorted me out about making certain decisions. Extremely well aware of all functions of product, whether it be usage, growth, or expanding into new use cases. An absolutely invaluable guy to have on your side product-wise!

      Peter Antonov, Founder & CEO at Shopmywork.com

      Peter Antonov

      Founder & CEO at Shopmywork.com
    • We worked a lot with Ivan as peers, responsible for different product areas in Flo. Ivan is a real team player, a pleasure to work with him. Strong technical expertise, along with an understanding of product development in fast-growing companies, make him a great professional

      Maksim Koutun, Director Of Engineering at Flo Health Inc.

      Maksim Koutun

      Director Of Engineering at Flo Health Inc.
    • Artur helped with the UI side of things, we went through a few designers to find him but it was worth the wait - very easy to communicate with, great work always in good time also. I would highly recommend Artur to any software, development or design team and hope to work with him again in the future.

      Richard Heal, Senior Product Designer

      Richard Heal

      Senior Product Designer
    • I've been working with Sergey for about a year. I was impressed by the data-driven approach that Sergey was translating every day, and Sergey was the prime person that could help us with product analytics or Amplitude setup. He always asked what is it for, and inspired the team and me to find the best way to deal with a particular goal. He helped me to develop and enhance as an expert.

      Lesia Polivod, Product Marketing | Growth | B2B SaaS | Full-cycle mobile marketing

      Lesia Polivod

      Product Marketing | Growth | B2B SaaS | Full-cycle mobile marketing
    • I had the pleasure of working with Nikita for 3 years at Pandadoc and Flo Health companies. During that time, I was continually impressed by Nikita's skills and leadership. Nikita was the key contributor in monolith evolution project and drive k8s/docker adoption across different services and help whole company to migrate from EC2 to k8s. Nikita demonstrated superior technical skills and leadership during this migration.

      Dmitry Yackevich, Engineering manager, SRE at Miro

      Dmitry Yackevich

      Engineering manager, SRE at Miro
    • Nikita is a highly motivated and self-organized person with great tech skills. He is an amazing engineer. He can work as a great team player or stand-alone. He is a universal soldier - he can develop a great library and framework or design the whole scalable and robust distributed system. He can be an engineer or tech lead with great soft skills. He knows very well what is a person's responsibility and ownership.

      Max Usachev, ex-Chief Technology Officer at KitchenHub Inc.

      Max Usachev

      ex-Chief Technology Officer at KitchenHub Inc.
    • Sergey is one of the most (if not THE MOST) talented growth engineers I have ever met, and has incredible experience from growth-centric roles at companies like Apollo and PandaDoc.

      Ben Leblois, Reshaping African Tech's Funding Pipeline, from Angel to Exit

      Ben Leblois

      Reshaping African Tech's Funding Pipeline, from Angel to Exit

    Why Gosu Team

    The average tenure of our experts is ten years.



    Our diverse experience within the technology sector enables us to help you make decisions based on best practices for sustainable business.

    We operate with a product-oriented mindset, which gives your company of any size a competitive advantage. We will guide you towards cost-optimized solutions, helping you make efficient decisions and improving your revenue.