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Ivan R.IR

Ivan R.

Senior Python Developer, Operations Engineer, GTM

€599/day
Hamburg, DE
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ivan

A software developer who feels most fulfilled when saving companies admin time.

Improving the transparency of your customer journey to deliver greater impact for your customers by configuring and integrating your sales, marketing, and customer success software.

Expert in capturing project requirements using business process modeling with Event Storming in collaboration with Sales, Marketing, and Engineering teams.

Collaborative software developer who encourages and inspires colleagues with professionalism, patience, and a focus on quality through TDD, demonstrating a proven track record of developing APIs and applications in Python to achieve desired outcomes.

Worked in the areas of: renewable energy, B2B marketing, real estate.
  • English

    Native or bilingual

  • German

    Basic

Can work on-site
Hamburg (up to 50km)

Experience

  • E.ON DT GmbH
    Senior Backend Engineer
    ENERGY AND UTILITIES
    December 2024 - October 2025 (10 months)
    The company needed to build high-performance API data ingestion pipelines. Built a multithreading pipeline in Python AWS Lambda, optimizing cloud runtime costs by 2.3x.
    Python Python TDD
  • AI Bootstrap
    Self-employed
    February 2023 - November 2024 (1 year and 9 months)
    Venture needed to validate customer need for newsletter reading assistance. MVP: No-code backend n8n, frontend ExpressJS. Customer discovery.
  • Visable GmbH
    Senior Backend Engineer
    May 2020 - November 2021 (1 year and 6 months)
    The company needed to deliver an internal sales tool for the UK division. As team lead of two engineers and QA, I delivered (backend + frontend) three days before the deadline, with adjustments for quotes, pricing, and discounts.

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Education

  • Diploma in Physics
    University
    2005

Skill set

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