Senior Full-Stack Engineer
Poland/Belarus
B2B
On The Spot is a software development company, focused on building R&D offices for heavily invested startups from the UK, EU and Israel. We aim to directly сonnect tech talents with emerging tech companies worldwide to develop theirs products — from scratch to unicorn.

  • Domains: cybersecurity, e-commerce, fintech, adtech
  • Key customers: Orca Security, ironSource (merged with Unity), Cycode, Karma, 365scores
  • Company staff: 140+ people
About the role

We are a new startup leveraging generative AI to create automated back-office solutions for small and medium businesses. Our team values proactivity, adaptability, and the ability to contribute beyond defined roles. If you're an all-around player eager to make a significant impact in a fast-paced environment, we'd love to meet you.


We are seeking a Senior Full-Stack Developer with a strong focus on frontend development to join our growing team. You will work closely with our designer and product manager to craft a simple and smooth user experience. While your main responsibility will be frontend development, you'll also engage in backend tasks, contributing to the product's overall success.



Responsibilities:


  • Develop and maintain frontend applications using React and Next.js
  • Collaborate with the design and product teams to implement intuitive user interfaces
  • Write clean, efficient, and maintainable code
  • Participate in backend development using Next.js and Python with FastAPI
  • Work with MongoDB databases and deploy applications on AWS
  • Optimize applications for maximum speed and scalability
  • Ensure technical feasibility of UI/UX designs
  • Participate in code reviews and provide constructive feedback
  • Proactively identify and implement improvements to enhance product quality

Qualifications:


  • Proven experience as a Full-stack Developer with a focus on frontend technologies
  • Strong proficiency in React and Next.js
  • Familiarity with Python and FastAPI for backend development
  • Familiarity with MongoDB and AWS cloud services
  • Ability to work efficiently in a fast-paced startup environment
  • Excellent problem-solving skills and attention to detail
  • Strong communication and teamwork abilities
  • At least B2 level of English

Benefits

  • Work in a highly professional team. Informal and friendly atmosphere in the team
  • Ability to work from our comfortable downtown office in Warsaw (Prosta str. 51) or Minsk (Lenina str. 50)

  • Paid vacation — 20 business days per year, 100% sick leave payment
  • 5 sick days per year
  • Equipment provision
  • Medical insurance (after the end of the probationary period)
  • Partially compensated educational costs (for courses, certifications, professional events, etc.)
  • English and Polish classes 2 times
    a week (online)
  • Legal and Accounting support
    in Poland
  • Bright and memorable corporate life: corporate parties, gifts to employees on significant dates
Join the team ✨
Please note that you should have Polish citizenship, karta pobytu, or a D-type work visa for Poland to be considered for this position. Thank you!
Dzmitry Siniukovich
Recruiter
dzmitry.siniukovich@onthespotdev.com