Lead Backend Engineer with Python and Microservices

Join Our Team as a Lead Backend Engineer

We are seeking a highly skilled and experienced Lead Backend Engineer to join our dynamic team in Barcelona. As a leading independent e-commerce logistics platform in Europe, we provide scalable fulfillment services for e-commerce businesses and fast-growing D2C brands. Our platform enables retailers to manage their entire logistics process efficiently and effectively.

Key Responsibilities

Technical Leadership

• Provide technical leadership to your team by reviewing code, formulating solutions, and offering technical guidance and mentorship.
• Lead architecture discussions and contribute to enhancing the developer experience.
• Oversee the implementation and testing of solutions.

Project Ownership

• Own business requirements and work independently to solve problems.
• Understand business needs, provide estimations, translate them into technical requirements, and lead implementation.

Development and Maintenance

• Design, develop, and maintain backend services and microservices architecture.
• Utilize our tech stack: Python, Flask, SQLAlchemy, Marshmallow, Postgres, RQ, SQS, GitHub.
• Participate in a weekly on-call rota with other backend developers (normal business hours only).

Collaboration and Communication

• Communicate clearly and effectively with both technical and non-technical audiences.
• Work within a cross-functional team of developers and product managers to design features and solutions for our warehouse fulfillment software.

Infrastructure and Monitoring

• Manage and deploy microservices using Kubernetes on AWS.
• Use monitoring and logging tools such as Sentry, Grafana, and Loki.

Agile Practices

• Embrace and implement agile methodologies, CI/CD, and modern development practices.

What You Need to Succeed

Experience

• Minimum of 5 years of backend development experience, with at least 3 years in Python.
• Proven ability to own business requirements and independently solve complex problems.
• Past experience with agile practices, CI/CD, deployment, and monitoring.

Technical Skills

• Strong proficiency in Python, Flask, and Postgres.
• Experience with RQ and SQS.
• Familiarity with GitHub and version control practices.
• Knowledge of microservices architecture.
• Experience with Kubernetes on AWS and containerized applications.
• Proficiency in monitoring and logging tools such as Sentry, Grafana, and Loki.

Soft Skills

• Strong communication skills: ability to communicate effectively with both technical and non-technical audiences.
• Strong organizational skills.
• Ability to mentor and lead mid-level developers.
• Comfortable with honest feedback - you are not afraid to give and receive it.
• Constructive “can do” attitude to problem-solving.

Benefits

• Training budget: We care about your development! Every employee is granted an annual training budget for personal and professional growth.
• Career growth opportunities: Join a company where you can grow and advance within the organization.
• Gym membership package: Maintain a healthy lifestyle with our gym memberships.
• Workcations: Work abroad for a given period while your vacation time remains untouched.
• Annual public transport tickets: Provided to employees based in Berlin & Vienna.
• Flexible working: Hybrid working approach for colleagues near our hubs and fully remote work for others.
• Tech pack and merch: Top-quality hardware and lots of merch to keep you swagged out.
• Regular team events: Team lunches, team-building, and celebratory events.

We are an equal opportunities employer and value diversity. We do not discriminate based on religion, skin color, national origin, gender, sexual orientation, age, marital status, or disability.

Join us in shaping the future of e-commerce logistics!