C# Developer
Poland
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

Our partner is currently looking for a C# Developer. The company specializes in the fine wine investment market, providing a unique opportunity to combine a passion for wine with investment strategy. The product leverages sophisticated data analysis and machine learning to optimize investment decisions in the wine market, supported by a global network that spans over 80 countries and manages assets worth £250M. With a focus on transparency, security, and expert guidance, the company offers an enriching investment experience.



Responsibilities:


  • Software Development: Design, develop, test, and maintain C# applications and components
  • Database Management: Develop and optimize complex SQL queries, stored procedures, and database structures
  • Code Quality: Write clean, scalable, and efficient code following best practices and coding standards
  • Problem-Solving: Troubleshoot and resolve software defects and performance issues
  • Documentation: Create and maintain technical documentation, including system designs, code comments, and user guides
  • Collaboration: Work closely with cross-functional teams, including product managers, designers, and other developers, to deliver high-quality software solutions
  • Continuous Improvement: Stay current with industry trends and technologies to continuously improve the development process and product quality

Requirements:


  • 5+ years of professional experience in software development using C#
  • Strong experience with SQL, including writing and optimizing complex queries, stored procedures, and database design
  • Proficiency in C# and .NET Framework/Core
  • Familiarity with front-end technologies such as HTML, CSS, JavaScript/Typescript, and frameworks like Angular or React is a plus
  • Experience with Entity Framework or other ORM frameworks
  • Knowledge of RESTful APIs and web services
  • Familiarity with version control systems such as Git
  • Experience with Agile/Scrum development methodologies
  • Strong analytical and problem-solving skills
  • Excellent verbal and written communication skills
  • Ability to work effectively both independently and as part of a team
  • Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent work experience
  • Upper-Intermediate English level

Benefits

  • Work in a highly professional team. Informal and friendly atmosphere in the team
  • Ability to work from our comfortable downtown office in Warsaw

  • 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 ✨
Tatyana Kyashkina
Recruiter
tatsiana.kiashkina@onthespotdev.com