Tree Among Shrubs

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6+ rokov Androidu.

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Tomáš Beňo

Senior Android Developer · Slovakia (CET) · [email protected] · Website · GitHub · LinkedIn

I'm a Senior Android Developer with over 6 years of professional experience. Comfortable owning projects end to end, remotely and without supervision.

I'm also competent at: making websites in Rails, designing in Figma, Linux hosting, etc.

Professional experience

  • ScrumWorks, s.r.o. - Social platform (adult industry)
    • Android Developer | Feb 2025 - Apr 2026
    • Large social platform spanning messaging, video calls, dating, forums, blogs, stories, live events, webcam streaming, chat rooms, payments and payouts, identity verification, and social feeds with image/video sharing. ~245 screens, hundreds-of-thousands of users across multiple countries.
    • Video chat — Built peer-to-peer video calling over WebRTC.
    • Text-to-speech with AI — Built a Ruby on Rails pipeline that used Claude to identify speakers in written stories, then synthesized them with ElevenLabs so each character's lines were voiced separately.
  • Career break - Jan 2024 - Jan 2025
  • ScrumWorks, s.r.o. - Social networking (adult industry)
    • Android Developer | Aug 2021 - Dec 2023
    • One of two developers on the app; owned the architecture.
    • Converted a structureless legacy Java codebase to Kotlin and introduced MVVM.
  • Career break and short stints - Jan 2020 - Jul 2021
  • Spaceti, s.r.o. - PropTech
    • Android Developer | Sep 2019 - Dec 2019
    • Workplace experience and building intelligence platform - desk and meeting room booking, wayfinding, and occupancy analytics from IoT sensors integrated with building systems.
  • Spaceflow, s.r.o. - PropTech
    • Android Developer | Feb 2019 - Aug 2019
    • Tenant experience app for office and residential buildings - amenity and service booking, building access, and communication between tenants and building operators.
    • I was solely responsible for the app during my time there.
  • ZENTITY Slovakia, s.r.o. - Software consultancy (finance & telecom)
    • Android Developer | Dec 2017 - Jul 2018
    • Mobile banking and telecom apps for Erste Group (the George banking platform), ČSOB and T-Mobile.
    • Also mentored junior developers.
  • 3oSoft, s.r.o. - Software consultancy
  • Cleverlance Slovakia, s.r.o. - Software consultancy (finance & telecom)
    • Junior Android Developer | Jun 2016 - May 2017
    • First job: built a banking app from scratch alongside one senior developer, then worked on further banking and telecom apps.

Personal projects

  • android-sample-compose — Small Android project demonstrating architecture and coding style.
  • Driving theory exam app (2015–2026) — Practice app for a driving theory exam. Published on Google Play, and earned revenue. It landed me my first job at Cleverlance.
  • jellyfin-mobile — Client for the Jellyfin media server.
  • Anima — Personal finance tracker and budgeting tool.

Education

  • Self-taught in programming, then gained experience on the job.
  • Graduated as a Mechanic Mechatronic from Private Technical School Železiarne Podbrezová, Slovakia. A multidisciplinary program joining mechanics, electronics, automation and computer science, with an extended share of practical training.

Skills

  • Languages: Kotlin, Java, Ruby, HTML & CSS
  • Android: Kotlin Multiplatform, Jetpack Compose, Android Views/XML, Coroutines & Flow, Hilt & Koin, Room, Retrofit, Navigation 3, Material Design
  • Architecture: MVVM, Clean Architecture
  • Backend & web: Ruby on Rails, REST APIs, WebRTC
  • AI integration: Claude API, ElevenLabs; shipped LLM and text-to-speech-backed features in production
  • Infrastructure: Linux system administration, self-hosting
  • Tools: Git, Figma