Job
- Level
- Senior
- Job Field
- Back End
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Location
- Berlin
- Working Model
- Onsite
Job Summary
In this role, you will develop robust backend solutions and APIs for mobile apps, design the architecture and infrastructure in the AWS Cloud, and take responsibility for the entire lifecycle of your services.
Job Technologies
Your role in the team
- As a Senior Software Engineer for our mobile app backend at idealo, you will drive the further development of our award-winning e-commerce apps.
- We enable millions of users to compare prices and make better purchasing decisions on their mobile devices.
- We are a fully integrated, autonomous team within the product development of our mobile apps, balancing proven technologies with innovative experiments to deliver outstanding user experiences and contribute to idealo's mission.
- We take full responsibility for the operation, technical implementation, and direction of our services—and we're looking for strong support to keep growing.
- You develop and operate business and web services in the AWS Cloud.
- Together with your team, you are responsible for the entire lifecycle of your services (YBYO): architecture, infrastructure, development, testing, security, deployment, monitoring, on-call, and maintenance.
- You design and develop APIs (REST/GraphQL) for our mobile apps (Android & iOS).
- You ensure that our services are scalable, stable, and performant—even under high load (e.g., peak events).
- You make architectural decisions for modern backend systems (e.g., microservices).
- You further develop our cloud infrastructure (e.g., using Terraform and Kubernetes).
- You ensure high software quality through testing, code reviews, and monitoring.
- You identify technical debt and drive its reduction.
- You introduce new technologies and tools and continuously improve our development processes (e.g., CI/CD, automation, AI tools).
- You work closely with mobile engineers (iOS & Android) as well as backend colleagues.
- You actively contribute to technical discussions and challenge existing solutions.
- You share your knowledge within the team (e.g., through pair programming, code reviews, or tech talks).
- You explain complex technical topics in a clear and understandable way, even for non-technical stakeholders.
- You take responsibility within the team, e.g., in on-call rotations or during critical situations.
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Our expectations of you
Qualifications
- Knowledge of modern software architectures (e.g., microservices).
- Fluent English skills.
- Good German skills.
Experience
- Several years of experience in backend development (ideally 5 years with Kotlin/Java).
- Experience with cloud architectures, especially AWS.
- Experience with Infrastructure-as-Code (e.g., Terraform) and container technologies (e.g., Kubernetes).
- Experience in designing and operating APIs (RESTful and/or GraphQL).
- Experience working with databases (NoSQL, ideally also relational).
- Experience with high-performance backends for mobile apps.
- Experience using AI tools in daily development work.
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What we offer
- We take your personal development goals seriously and, in addition to our idealo Learning Hub, eLearning offerings (e.g., Udemy), coaching & mediation, we also offer you the opportunity to benefit individually from additional learning and development budget.
- Our office in the heart of Berlin offers free organic breakfast, excellent free lunch (vegan and vegetarian), as well as free coffee, lemonades and after-work beer, in addition to the "standard foosball".
- It also has a fabulous rooftop terrace with a view of the whole of Berlin where you can network with colleagues from our group of companies.
- We offer free counseling and support in all areas of life (professional, private, family, health, etc.) in cooperation with the pme-Familienservice.
- No problem with a job bike or Deutschlandticket - and it's environmentally friendly, too!
- We offer many different fitness and sports options, such as an Urban Sports or Gympass membership, to suit your personal needs.
- In addition to team events, you can also expect big company events and other moments of organized connection with others in the company and your team throughout the year!
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Benefits
Work-Life-Integration
Health, Fitness & Fun
Topics that you deal with on the job
Job Locations
This is your employer
idealo internet GmbH
Idealo is a Berlin-based internet company that has been around since 2000. Our goal has always been to help our users make the best online purchase decisions.
Description
- Company Size
- 250+ Employees
- Company Type
- Established Company
- Working Model
- Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Senior Software Engineer - Backend
- Location
- Berlin
- Working Model
- Onsite
- Diversity
- Open for all genders
