supervisor_account Link11 GmbH
language Remote from Germany
stars Senior
translate English
Agile Methodologies

Senior C/C++ Developer (remote first) (m/f/d) at Link11 GmbH


·         You have solid C/C++ skills

·         You have a comprehensive understanding of low-level programming concepts such as pointers, memory management, locks and threads

·         You are familiar with common programming paradigms, data structures and algorithms. Ideally, you are familiar with lockless programming concepts.

·         Your code is characterized by elegance, efficiency and maintainability

·         You have a passion for debugging complex systems and solving tricky puzzles. Ideally, you can tackle these independently and systematically with the help of tools like gdb and valgrind.

·         You want to share your knowledge and learn new things

·         You are able to work independently and in a team. You communicate requirements, issues and status updates effectively with both technical and non-technical contacts.

·         You have excellent communication skills, at least in English or German.

Scope of Work

BE ONE STEP AHEAD: Help us make the internet a safer place!

A multi-billion IT security market, and Link11 is in the middle of it! There could be over 50 million DDoS attacks worldwide this year; the trend and tension are rising. With this in mind, we protect numerous well-known customers worldwide with our cloud-based, automated and patented DDoS protection solution. With this, we secure IT networks and critical applications so companies can continue to pursue their digital strategy without suffering outages. Speed and precision are crucial. In this, we are ahead of the game because we are the leading European IT security provider in the field of protecting web servers and infrastructures from cyber attacks Almost 100 employees work across our international locations - Frankfurt, Hamburg and Vancouver - some 100% remotely. Shape our digital future with Link11 in Frankfurt am Main or remotely.

We love what we do and live our mission. That's exactly what we want to inspire you with. Come on board and join the Link11 team: With you, we want to help our customers succeed in the digital world of the future!

Your future challenges: 

·         You will continue to develop our high-performance DDoS defenses alongside a Senior Developer and make the Internet a safer place! 

·         You will analyze existing and new attack vectors, develop mitigation strategies, and help protect our customers from attacks by malicious actors. 

·         You will work with us to design, develop and scale globally distributed software systems that analyze Internet traffic to separate good from evil. 


We are Link11:

·         We live our startup mentality at heart. The professional framework gives us the growth and stability of Link11- founded in 2005. We are still strong today working alongside the founders and the management team.

·         We are full of energy, have short decision-making paths and bring changes directly on the way.  

·         We live a positive, interactive and appreciative working atmosphere in which all employees can contribute.

·         We encourage the further development of our employees.

·         We are willing to leave our comfort zone for innovation and improvement because we want to be the best in the market.

·         We have received several awards for our forward-looking solutions.


Link11 is the right place for you:

·         Become part of a highly motivated team in which we treat each other with respect.

·         Meet your colleagues at eye level. We are all equal and without barriers.

·         Live and develop your strengths in a friendly atmosphere. 

·         Organise yourself in a flexible working model, because you are more than just your job. 

·         Lead us to success with your skills.

·         Community is the trump card: team events, sundowners, after work parties bring us together (also internationally).

·         Taking care of our team doesn't end at the coffee machine or a filled fruit basket!

·         Look forward to interesting benefits such as fitness, JobRad, support for daycare fees and much more. We are cooperation partners of national and international associations and authorities.

Applicant Location Requirements

from within Germany.

About Link11 GmbH

Link11 is the leading European IT security provider in the field of cyber-resilience. The global protection solutions of the Cloud Security Platform are fully automated, react in real-time and defend against all attacks, including unknown and new patterns, in under 10 seconds. According to unanimous analyst opinion (Gartner, Frost & Sullivan) Link11 offers the fastest mitigation (TTM) available on the market. To ensure cyber-resilience, web and infrastructure DDoS protection, bot mitigation, API protection, secure DNS, zero touch WAF, secure CDN, and threat intelligence services, among others, ensure holistic and cross-platform hardening of corporate networks and critical applications. International customers can thus concentrate on their business and digital growth. Since the company was founded in 2005, Link11 has received multiple awards for its innovative solutions.

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