DevOps - HashiCorp Vault

About Lenstra

Lenstra was created by the passion of engineers specialised in Computer Science with a proven history in delivering top quality solutions to its customers. Bringing together work excellence and vision we managed to serve top tier clients from a variety of industry domains like Banking/Insurance, Luxury and Tech.

We help our clients to solve their most difficult problems around Cloud Computing & DevOps, Data Platform, IT Security by having a holistic approach of their environment and building often complex but always relevant solutions to help them accelerate their business.

Our engineering team is committed to great ethics and most of our teammates are core contributors to OpenSource projects such as CPython, Postgres or Terraform.

The role

As HashiCorp hyper-specialised Partner, Lenstra helps some of the biggest Enterprise customers of HashiCorp products with Vault, Terraform and Consul.

We are seeking a highly skilled Solutions Consultant to join our growing team. The team is responsible to assist our clients with the deployment, scaling & management of HashiCorp products, especially Vault.

Key Responsibilities

  • Provide expert-level guidance and support to customers in the deployment, scaling, and management of HashiCorp Vault, Terraform, and Consul solutions.
  • Analyse customer requirements, recommend solutions, and provide technical assistance in the implementation of HashiCorp products.
  • Develop and deliver training programs, workshops, and webinars to educate customers on best practices for utilising HashiCorp technologies.
  • Assist in the creation and maintenance of technical documentation, including reference architectures, white papers, and case studies.
  • Stay up-to-date on the latest product features, industry trends, and best practices to serve as a trusted advisor to customers.

What you can expect

  • Join a multi-disciplinary team working on exciting projects for our clients (large companies and famous startups, in Europe and the U.S.);
  • Program mostly in Python & Golang, learning from and contributing to a team committed to continuous improvement;
  • Get trainings and certification programs;
  • Attend to engineering events (e.g. AWS Summit, Pycon or HashiConf);
  • A competitive salary for permanent contracts (from 50k€ for juniors, and depending on experience) + full healthcare coverage, or a competitive ADR for freelancers.


This job is based in the center of Paris, with 3 to 5 possible days of remote work.

You may be a good fit for our team if

  • You are committed to precision;
  • You have strong problem-solving and analytical skills, with a focus on customer success;
  • You have very good written and oral communication skills;
  • You are fluent in a programming language, ideally Python or Golang;
  • You are able to step your ego aside during a code review: you're eager to learn again and again;
  • You have a good general knowledge in Computer Science;
  • You are fluent in English, French is a plus.


  • A Master’s degree in Computer Science, Engineering, or a related field.
  • Strong understanding of cloud infrastructure and technologies, including AWS, Azure, and GCP.
  • Proficiency in infrastructure as code (IaC) principles, security best practices, and network protocols.
  • Excellent communication and presentation skills, with the ability to explain complex concepts to both technical and non-technical audiences.
  • HashiCorp certifications (e.g., Vault Associate, Terraform Associate, Consul Associate) are a plus.

We strive to hire people from different backgrounds and levels, so recent graduates may be welcome too.

Application process

Please send at least your up-to-date resume at [email protected].

Our recruitment process consists in 4 interviews:

  • 1 introductory call with the recruiter
  • 1 technical interview with our CTO
  • 1 behavioural interview with one of the partners
  • 1 final discussion with the client

We are happy to provide any preparation support and answer to any of your questions so do not hesitate to apply or reach out.

Feel free to apply !

Join a team of dedicated problem solvers

At Lenstra, you will have the opportunity to collaborate with highly-skilled professionals in a work environment that encourages creativity and skills development.

What matters is your desire to achieve mastery

We welcome both freelancers or full-time employees in our teams. What is essential to us is that you have a strong commitment to learn and can demonstrate an outstanding level of proficiency in the techniques you have practiced.

Growth tracks

Lenstra's core purpose is to provide its team members with opportunities to grow. We help you grow with challenging projects, teamwork with exceptional individuals and training thanks to our partner’s learning programs. Depending on how you want to grow we offer two different growth tracks.

Product Ownership

We empower you to take on challenging projects that will equip you with the skills and expertise needed to become a visionary product leader. You will have the opportunity to work on projects that blend complex technical obstacles with crucial strategic discussions with top-level executives, allowing you to gain valuable experience and knowledge in shaping the foundations of IT.

Technical Mastery

We will provide you with complex technical problems that will require your full attention and focus. These challenges will help you expand your expertise in the technologies of your choice and deepen your understanding of their intricacies.

Any company can become a tech company.

We are committed to making a net contribution to your organization.

Contact us