C++ Developer (f/m/d)

Join us as a C++ Developer (f/m/d)

Location: Berlin, Germany or Remote* (UTC-1 to UTC+4)

Type: Full-time

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.

Ideal candidates have:

• Strong C++ programming skills (through education or experience)
• A background in Computer Science, Mathematics, or Physics
• A passion for elegant, efficient algorithms
• Ability to work independently and creative problem-solving approaches
• Good command of English (German not required)

How You’ll Work

• You’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 anyone

What We Offer

• Brilliant Team: Work with international colleagues with strong academic and professional experience
• Work–life balance: Flexible 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 Berlin
• Guaranteed raise to 130k EUR after the first year

Our Values

As part of our team, you will embody and help shape the following principles that define us:

Forward Thinking: We embrace change and challenge the status quo.

Ownership: We take pride in our work and learn from our mistakes.

Customer First: We prioritize delivering lasting value.

Unified Team: We foster collaboration, respect, and integrity.

Strive for Excellence: We 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 Overview

Programming Languages & Standards

• Entire codebase and customer portal written in modern C++
• Some Assembler for low-level tasks; build scripts in Python
• Track latest compiler features (Visual C++ & Xcode)
• Active contributors to C++ standardization (DIN & ISO/IEC)
• Official sponsor of the Standard C++ Foundation

Libraries & Infrastructure

• Extensive use of Boost (e.g., Boost.Spirit for parsing)
• Custom range library enhancing iteration concepts beyond Boost.Range
• Cross-platform macOS and Windows support via in-house library
• Proprietary reference-counting and persistence libraries
• Advanced bug reporting system with:
• Runtime assertions in release builds
• Automatic bug submission and categorization
• User-facing web portal for update downloads

Core Algorithms & Research

• Pioneers in automatic slide layout algorithms
• Developed new algorithms for:
• Point cloud labeling (labels offset from points)
• Column chart labeling
• Collaboration with John Forrest (CLP simplex solver) to optimize performance
• Created unique generic data structures (e.g., partitions) not in STL/Boost
• Chart recognition powered by OpenCV and Leptonica
• Distributed indexer for terabytes of documents

Reverse Engineering & Integration

• Use of IDA Pro for deep Microsoft Office API reverse engineering
• Developed a resilient function-hooking engine that:
• Patches Office executables dynamically in memory
• Uses assembly pattern matching to handle executable changes

Think you’d be a great fit? We’d love to hear from you. Send us your application and let’s start the conversation.