sennder - Senior Backend Engineer - Barcelona /Remote from Spain - 65K - 100K (fixed + bonus + equity)

sennder is Europe’s leading digital freight forwarder. In a traditional industry, we are moving fast to digitize and automate all road logistics processes. We are a growing team looking for a Senior Backend Engineer to join our cross-functional engineering team. The role is based out of the new Barcelona office (flexible remote options) and will report to one of our engineering managers. Do you want to help us shape the future of the logistics industry?

We value humility and we’re as interested in your character as we are in your talent. Please apply, even if you feel you only meet part of our listed criteria. Diversity drives our innovation and we offer a collaborative, dynamic, and international work environment. Just be yourself. We are excited to meet you and for you to join us in shaping the future of the logistics industry in Europe.

As a senior software engineer, you’ll work on designing and executing one or more core services, which are instrumental to sennder’s growth. You’ll have the opportunity to influence the design choices of migrating monolith to independent services, and the flexibility to optimize and improve existing code by identifying and fixing bugs.

You’ll be collaborating closely with our cross-functional teams (6-10 ppl) to develop a solid microservice architecture. You’ll be recognized as an expert by the team, having the autonomy to deliver technically efficient and scalable solutions that have a direct business impact. Our DevOps culture empowers you to own the entire service lifecycle (end-to-end) including infrastructure, supported by our dedicated platform team.

Our current stack includes Python (Django, FastAPI), PostgreSQL, SQLAlchemy, AWS, Kafka, Docker, K8S, Terraform, GitLab.

In this role you will

  • Scale up our engineering organization, we have a lot of ideas and we are looking for people to evolve our backend, DevOps, and engineering practices to support the growth. We welcome new ideas!

  • Join the migration of our Django monolith to modular architecture and microservices.
    Develop a robust microservice architecture. Currently, we are implementing service mesh, stable interfaces, metrics, and contracts for APIs.

  • Take a lead role in architecture’s design.

  • Lead mid-size projects from beginning to end.

  • Improve engineering standards, and processes to constantly increase efficiency.
    Drive quality across the stack, following solid principles while providing detailed feedback to our colleagues.

  • Ensure effective communication with other pods and stakeholders.

  • Work closely with the product manager to plan shippable features for launch

  • Define and evolve best practices for development in your team’s area of focus
    Care about operational excellence, metrics, measurability and performance, and data-driven decision making

Preferably you have

  • Good practical experience (+5 years) in building backends applications.
  • Solid Python knowledge, and hands-on experience with common frameworks like FastAPI, Django REST, or similar.
  • Practical experience with the concept of OOP (SOLID 100%) and microservice architecture.
  • API-first! You know how to build modern RESTAPIs, fully documented by OpenAPI/Swagger.
  • You can talk to databases. We use Postgres and/or DynamoDB in our monolith and microservices.
  • You keep growing your knowledge of different architectures, patterns, and programming paradigms,
  • Practical skills with Docker, Kubernetes, and modern CI/CD,
  • Good communication skills in English.

ABOUT sennder

sennder is moving trucks with the power of data to unlock endless and sustainable capacity at unparalleled quality. Through our proprietary transportation operating system, built by our in-house tech teams, we not only connect shippers to our fleet of thousands of trucks, but also improve how they move products in sustainable, cost-efficient, and transparent ways - making the logistics industry fit for the future. In a traditional industry, we’re growing and moving fast to digitally automate all road logistics processes.

We are building a curious team that is driven by an ambitious desire to solve the toughest logistics puzzles. What others may consider uncertainty, we see as an opportunity to learn and be proactive. We invite you to go on this journey with us and be part of one of Europe’s inspiring growth stories as we fast-forward road logistics into digitalization.

You can be part of one of Europe’s latest growth stories as we fast-forward road logistics into digitalization. Technology is the backbone of our company, we’ve grown 360% during 2021 and with our recent Series D raise we will see greater scaling during the coming months.

What you can expect

At sennder, we want to maximize the individual’s potential for all employees and reinforce an inclusive culture and environment of continuous learning that empowers people to succeed as a team. In addition to humility, we value commitment, team spirit, respect, and kindness to build trusted relationships across teams. Learn more on our career site.

Please send your application here in English and help us reduce negative unconscious bias by leaving out your picture, age, address, and other unnecessary information in your CV. We only want to know the merits on which you’d be great for this role.