Senior Backend Engineer, Listing AI Automation
Brief info about Vinted
Vinted is the leading second-hand fashion marketplace in Europe and a go-to destination for all kinds of second-item marketplace. With a mission to make second-hand the first choice worldwide, Vinted enables people to sell and buy second-hand clothes and lifestyle items from each other, helping give those items a second or even third life.
Vinted Go launched in 2022, with a focus on developing products and solutions for more seamless shipping and delivery across Europe. Vinted Go has connected more than 60 carriers and more than 500,000 PUDO points across Europe to support the delivery of millions of parcels per year.
The Vinted Group, composed of Vinted Marketplace, Vinted Go, and Vinted Pay is headquartered in Vilnius, with workplaces in Germany, Lithuania, France, the United Kingdom, the Netherlands and over 2,000 employees. Its backers include Accel, EQT Growth, Insight Partners, Lightspeed Venture Partners, Sprints, and TPG.
Information about the position
We are looking for a Senior Backend Engineer to join Listing AI Automation team within the Supply domain. The team is responsible for improving the listing experience and reducing friction when listing an item at Vinted. As a backend engineer, you will help evolve our product, implement business logic, develop APIs for our mobile and web platforms, and scale our backend systems to meet growing platform needs. Most importantly, drive the mission of making second-hand the first choice!
In this position, you’ll
- Work in a cross-functional team of backend engineers and data scientists to build AI-powered features that enhance the experience of listing millions of items every week on our marketplace.
- Design, implement, and maintain a robust backend service that processes user-uploaded listings.
- See your code affect 80+ million users almost instantly. Our master branch gets rolled out straight to production on each merge. We deploy many times per day.
- Collaborate closely with Data Scientists and product teams to integrate computer vision and LLM-based models (using both external APIs and in-house infrastructure).
- Collaborate with other developers through GitHub pull requests and code reviews.
- Write unit tests (RSpec) for all of the code you write.
- Ensure reliable data validation, inter-service communication, and API performance optimization.
- Apply Agile and Lean principles in your work, participating in planning, retrospectives, and other ceremonies.
- Effectively partner across teams to prioritize and deliver results.
- Own your service end-to-end: from system architecture and design to deployment, observability, and performance tuning. Monitor system performance using tools like Prometheus, Grafana, and Kibana.
- Work with Golang, Ruby on Rails, MySQL, Vitess, Memcached, Elasticsearch, Java, Scala, Rust and write streaming applications on top of Apache Flink. We don’t expect you to be familiar with all of them beforehand.
- Own SLIs/SLOs in the product team.
Work perks
- The opportunity to benefit from our share options programme
- 25 working days of holiday
- Newest MacBook models
- Mental and emotional health support through the Mindletic app
- Home office support: we provide IT workstation equipment and a personal budget of up to €540 for home workplace furniture
- Never ending snacks and monthly lunch benefit
- Private health insurance
- Frequent team-building events
- A personal monthly budget for shopping on Vinted
- The opportunity to spend up to 90 days per year - 21 of which can be spent working outside of the EU - on workation
- A dog-friendly office
Working at Vinted
Individual Learning Budget
We invest in your professional growth! As part of our commitment to continuous learning, we offer an annual learning budget to support your personal and career development through courses, certifications, workshops and more.
Hybrid Work
We’ve adopted a hybrid workplace model where 2 days in office are recommended but not enforced. It’s up to you and your team to decide on the exact days you’ll spend working together in person.
The salary range for this position is € 4975 - € 6725 gross per month.
About you
- You have solid experience designing, building, and operating backend services in production.
- You are comfortable working with REST/gRPC APIs, asynchronous data pipelines.
- You’re excited about working at the intersection of AI and product, and delivering real value to millions of users.
- Experience with integrating AI models (external API-based or in-house LLMs) in production/MLOps experience is a strong plus.
- You have hands-on experience with container orchestration tools like Docker and Kubernetes.
- You’re pragmatic, product-minded, and value clean code and good architecture.
- You enjoy working collaboratively in a team, giving and receiving feedback, and helping others grow.
- You are willing to learn and master new technologies and concepts
- You are a good communicator who can talk clearly about complicated topics both with business people and engineers
- You are capable of working in the team as well as independently, taking the lead in addressing issues and driving improvements, even without explicit direction
- Experience working in a fast-paced startup or product-focused environment is a bonus.
- As a trusted Senior Backend Engineer, you will participate in on-call rotations to ensure our product performs well.
