At think-cell, we’re seeking bright, creative C++ Developers with a solid theoretical background. Whether you're a seasoned professional or a recent graduate in Computer Science, Physics, or Mathematics, what matters most is your problem-solving ability and C++ skills. At think-cell, we combine deep technical challenges with a healthy work-life balance and a culture that values thoughtful engineering over rushed delivery. Most of our team is based in Berlin, but we also welcome remote developers working from UTC–1 to UTC+4, reflecting our commitment to flexibility and collaboration across regions.Ideal candidates have:Strong C++ programming skills (through education or experience)A background in Computer Science, Mathematics, or PhysicsA passion for elegant, efficient algorithmsAbility to work independently and creative problem-solving approachesGood command of English (German not required)How You’ll WorkYou’ll collaborate closely with the team, without being stuck in recurring meetings.Your feature ships when you think it’s ready - no time pressure!We encourage contributions from anyoneWhat We OfferBrilliant Team: Work with international colleagues with strong academic and professional experienceWork–life balance: Versátil working hours and an environment that respects your time and focus.Stable Environment: Join a market leader with a reliable product.Competitive salary & Relocation Support to BerlinGuaranteed raise to 130k EUR after the first yearOur ValuesAs part of our team, you will embody and help shape the following principles that define us:Forward ThinkingWe embrace change and challenge the status quo.OwnershipWe take pride in our work and learn from our mistakes.Unified TeamWe foster collaboration, respect,



and integrity.Strive for ExcellenceWe set ambitious goals and pursue quality.Why is think-cell the right place for you?We empower over 1.3 million users across 35,000 companies, including top consulting firms and major global enterprises. With offices in Berlin, Denver, Boston, London, Tokyo, and Dubai, we’re a diverse team of over 210 people, committed to innovation and excellence.Think-cell is more than a job – it's a chance to be part of an innovative, inclusive team that values collaboration and growth. We encourage applicants from all backgrounds to apply. Together, we can shape the future of productivity software. We can’t wait to see what you’ll bring to the team!About our software: Technology OverviewProgramming Languages & StandardsEntire codebase and customer portal written in modern C++Some Assembler for low-level tasks;
build scripts in PythonActive contributors to C++ standardization (DIN & ISO/IEC)Official sponsor of the Standard C++ FoundationLibraries & InfrastructureExtensive use of Boost (e.G., Boost. Spirit for parsing)Custom range library enhancing iteration concepts beyond Boost. RangeCross-platform mac OS and Windows support via in-house libraryProprietary reference-counting and persistence librariesAdvanced bug reporting system with:Runtime assertions in release buildsAutomatic bug submission and categorizationCore Algorithms & ResearchPioneers in automatic slide layout algorithmsDeveloped new algorithms for:Point cloud labeling (labels offset from points)Column chart labelingCollaboration with John Forrest (CLP simplex solver) to optimize performanceCreated unique generic data structures (e.G., partitions) not in STL/BoostChart recognition powered by Open CV and LeptonicaDistributed indexer for terabytes of documentsUse of IDA Pro for deep Microsoft Office API reverse engineeringDeveloped a resilient function-hooking engine that:Patches Office executables dynamically in memoryUses assembly pattern matching to handle executable changes

📌 C++ Developer (Madrid)
🏢 think-cell Software
📍 Madrid