We are rebranding to softstack.io

About Us

a strong team

About Us

Chainsulting is a Web3 Software Development, Consulting and Security company, on the subject of Distributed Ledger Technology (DLT) & Digital Assets. We show ways, opportunities, risks and offer comprehensive solutions. Chainsulting was founded in 2017 by the managing directors Florian Protschka and Yannik Heinze and has grown up to 20+ employees. Since 2021 the brand Chainsulting is part of SOFTSTACK GmbH.


Our Mission

Web3 today provides an incredible amount of opportunities for enterprises. For example, we are witnessing the beginning of a new era in the financial systems. Chainsulting wants to give as many companies as possible the chance to participate.

Executive Team

Yannik Heinze


Florian Protschka


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Working at Chainsulting​


The time you need to recharge, and the flexibility to get your best work done. Remote or inside our office, no difference.

A strong team​

Providing room and opportunities to grow - on your own and with your teammates. The team spirit is our top priority.


As the Web3 technology continues to evolve, we rely on the further education of our employees. Don't worry about the cost and time for education!

Financial wellbeing

Providing compensation and programs that give our employees financial peace of mind.

Life is short. Join us

Zur Vergrößerung unseres Teams suchen wir zum nächstmöglichen Zeitpunkt einen Full Stack Developer (m/w/d).

Du stellst dich gerne neuen Herausforderungen? Du willst mehr als nur Code schreiben? Dann werde Teil unseres einzigartigen Teams – wir freuen uns auf Dich!

Deine Aufgaben

  • Du entwickelst und betreust unsere Kundenprojekte auf Basis von ReactJS, NodeJS, MongoDB, RESTful APIs
  • Du implementierst modernste Standards und nutzt dabei State-of-the-Art-Technologien
  • Auf Grundlage von Software Spezifikationen entwickelst Du Quellcodes – von Frontend bis Backend 

Dein Profil

  • Du hast ein Studium/Abschluss im IT-Bereich oder eine vergleichbare Ausbildung oder mehrjährige relevante Entwicklungserfahrung.
  • Du hast bereits sehr gute Kenntnisse oder bist bereit dich einzuarbeiten in ReactJS, NodeJS, MongoDB, RESTful APIs und hast SpaĂź an komplexen Systemen
  • Du kannst Google benutzen und weiĂźt dir bei Problemen zu helfen
  • Du besitzt bereits Erfahrung im Bereich Blockchain/DLT oder hast Interesse
  • Du hast die Softwarequalität immer im Blick und achtest auf eine saubere Architektur

Wir bieten

  • Flexible Arbeitszeiten und die Möglichkeit zum Home Office
  • Hochmotiviertes, professionelles Team, flache Hierarchien, direkte Kommunikation und schnelle Entscheidungen
  • Freie Betriebssystemwahl (Mac/Linux/Windows)
  • Attraktive und leistungsgerechte Bezahlung

Diese Stelle kann in Vollzeit oder vollzeitnaher Teilzeit (mind. 30 Stunden) ausgeĂĽbt werden


Haben wir dein Interesse geweckt? Wir freuen uns darauf, dich kennen zu lernen!

Bitte sende uns Deine Bewerbungsunterlagen unter Angabe Deiner Gehaltsvorstellung und Deines frĂĽhesten Eintrittstermins per E-Mail an [email protected]

Chainsulting is a professional software development company based in Germany, that provides comprehensive distributed ledger technology (DLT) solutions. Some of our services include blockchain development, smart contract audits and consulting. Chainsulting is part of SOFTSTACK GmbH and has a proven track record delivering complex Web3 solutions for major clients in the blockchain space. With the knowledge, expertise and proven success that Chainsulting offers, we are able to offer an attractive workspace for you to grow. We are looking for a new Frontend Ninja to help in the design, architecture, and development of innovative software products.

  • Development of NodeJS / React based applications
  • Implementation of design specifications from UI/UX designer
  • Development planning: requirements gathering and design
  • Debugging, root-cause analysis, bug fixing Unit and integration testing
  • Quality assurance
  • Work experience of NodeJS
  • Work experience of JavaScript, TypeScript
  • Work experience of HTML5, CSS3, SVG
  • Work experience of React and Redux
  • Work experience of Git (and GitHub)
  • Experience with Decentralized Finance (DeFi)
  • Experience with UI/UX Design
  • Basic knowledge of blockchain, cryptography, distributed networks
  • Basic knowledge of Bitcoin, Ethereum and other protocols
At Chainsulting, you find a wide range of benefits: an welcoming team, dynamic work environment, modern office space in the center of Flensburg or work remotely from anywhere in the world, bonus payments, modern equipment, foods and drinks.

Do you think you are a great fit for our team? Send us a 160 characters long application why we should hire you, no need of an CV, complex letter, long list of certificates or degrees. Contact us via email [email protected] (English & German)

We will consider all applicants without regard to gender, race, color, religion, national origin, disability, sexual orientation or gender identity.

We may be able to offer internships (Werkstudentenregelung) and thesis projects in the following areas:
# Marketing, Content, Social Media, Web and Graphic Design
# Software development (AI, deep learning, data analysis, native apps, web technologies)
# Finance and Administration


To qualify for either of the above jobs or projects,
# You have an above-average level of motivation and general interest.
# You are eager to learn and achieve something.
# You are self-motivated and, especially for thesis projects, can work self-reliant (you will get coaching too…).
# You are a responsible and dependable team-player with good communication skills.
# Our internal language is German and English and we expect you to be proficient in either one.
# You have a very good understanding of English written text.

Additional Information

This is our general offer:
# We work in a flat hierarchy, with short decision-making processes and a collegial, motivating atmosphere. Helping each other and coaching is natural.
# We care about you by defining and working out your long-term career path (should you be interested in a permanent future position), and by offering fresh fruits and a company-wide annual retreat.

We will consider all applicants without regard to gender, race, color, religion, national origin, disability, sexual orientation or gender identity.

Location: Flensburg

Our Partners

Prestigious associations and companies create together with us, products and services for our clients