Michał Szajbe

Michał Szajbe

Software Enginner with 10+ years of experience in building and maintaining web applications and back-end systems in various business domains. Dedicated to delivering quality, efficient solutions to challenging problems, willing to take ownership of core components. Team player, continuous learner, open source contributor.


Elixir, OTP, Ruby, Javascript, Elasticsearch, Redis, PostgreSQL, Heroku.


Jun 2021 - present


Senior Software Engineer

Member of Telephony Applications team, building and maintaining call control services and tooling in Elixir/OTP.

Sep 2018 - Jun 2021


Senior Backend Developer

Working as a member of cross-functional team, building all-in-one hiring platform. Responsible for development and maintenance of Elixir/Phoenix-based API, in-app search, integration with external services and reliability.

Mar 2017 - Aug 2018


CTO, partner

Architected and built Sellektor.com, an aggregation platform for e-commerce products, with its main components: search engine driven by distributed data integration pipeline (processing millions of products from ~100 data sources every day) and custom ranking algorithms, image processing service, tracking and analytics services.

2016 - 2017


Founder, Tech Lead

Led a team of 6 developers building web and mobile applications for Europe- and US-based start-ups.

Worked on company's own product - predictive recommendations service aimed at e-commerce industry.

2016 - 2017

Kazimierz Wielki University, Bydgoszcz, Poland

Group Mentor

Mentored a group of students during their IT course and team project.

2009 - 2016


Co-founder, Tech Lead, Team Manager

Recruited, coached and managed a team of 10+ developers working on projects for international clients. Involved in software architecture and design, development, project management, business development and creating company's internal processes.

2007 - 2009


Full-Stack Developer

Developed web applications with Ruby, PHP and Javascript.


2003 - 2009

Adam Mickiewicz University, Poznań, Poland

Computer Science


  • Polish – native
  • English – fluent
  • Spanish – conversational