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Estem Gmbh

Cologne, Germany
Crafting maintainable software for efficient digital transformation
Who we are Estem Gmbh is a Cologne-based software studio focused on efficient digitalization. Since 2016 they deliver custom enterprise integration solutions and ad-hoc tailored software on any scale. Core services Custom enterprise integration, bespoke software development, architecture design, test-driven development and full software lifecycle support. Approach Estem applies clear design principles, crafts maintainable architectures and emphasizes TDD to ensure quality and longevity. They work closely with customers to produce readable, testable and scalable solutions. Why choose Estem A combination of engineering discipline and design thinking creates beautiful, maintainable solutions tailored to each client’s context. Get started Estem partners with organisations seeking pragmatic, sustainable digitalisation delivered with craftsmanship.
7 people in their team
Speaks English, German
Sortlist member since 2025
Founded in 2016
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  • Description
    We design and build maintainable, test-first enterprise integrations and bespoke software, applying clear architecture and TDD to deliver scalable, long-term solutions tailored to each client's context.
    Skills in Software Development (3)
    Custom Software DevelopmentSoftware ConsultingEnterprise Software Development

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Team

7 members in Estem Gmbh's team

StorySince founding Estem Gmbh in 2016 in Cologne, we’ve been obsessed with making complex software simple and sustainable. For nearly five years we’ve partnered with customers to deliver enterprise integration and bespoke software at any scale. Our days are spent applying clear design principles, sketching architectures, writing tests first and supporting the full software lifecycle. We celebrate the small wins — a clearer integration, a reliable release, a maintainable codebase — and we learn from the hard ones. Building beautiful, custom-tailored solutions with our clients keeps us curious and disciplined. We don’t sell shortcuts; we build with care, craft and a long-term view.
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  • Headquarter3-5 Kaiser-Wilhelm-Ring, 50672 Köln, Deutschland

  • 3-5 Kaiser-Wilhelm-Ring, 50672 Köln, Deutschland