Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)
Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)

Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)

Berlin Vollzeit 72000 - 84000 € / Jahr (geschätzt) Kein Home Office möglich
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Ratepay

Auf einen Blick

  • Aufgaben: Lead the development of innovative payment solutions for online retailers.
  • Arbeitgeber: Join Ratepay, a diverse team focused on secure digital payment systems.
  • Mitarbeitervorteile: Enjoy a collaborative culture with opportunities for growth and knowledge sharing.
  • Warum dieser Job: Be part of shaping the future of online payments in a dynamic environment.
  • Gewünschte Qualifikationen: 10+ years in JVM backend development, expertise in Kotlin and cloud technologies required.
  • Andere Informationen: We celebrate diversity and promote an inclusive workplace.

Das voraussichtliche Gehalt liegt zwischen 72000 - 84000 € pro Jahr.

Here’s What You’ll Be Doing

Together we work on next-generation solutions for major online retailers and marketplaces, thereby developing the digital payment solutions of tomorrow’s online world.

As a Lead Software Engineer (m/f/d) at Ratepay, you will make a significant contribution to our shared mission of building and developing secure and simple payment solutions for the online retail market, which still continues to grow.

Your tasks at Ratepay, among others:

  1. Lead the development, operation, and continuous improvement of scalable software systems.
  2. Integrate internal and external APIs in a microservices architecture, ensuring system interoperability.
  3. Actively participate in the agile development process, collaborating with cross-functional teams to deliver features.
  4. Support and groom the entire engineering team, fostering growth, knowledge sharing, and collaboration through methods like pair programming and code reviews.
  5. Ensure adherence to best practices in software development to maintain high code quality.
  6. Collaborate with the team and the Principal Engineer to make key technical decisions.
  7. Ensure alignment between business objectives and technical implementation.

Your profile

  1. At least 10 years of professional working experience in JVM based backend development.
  2. Hands-on expertise in Software Engineering using Kotlin, Spring/SpringBoot, Git, Maven, Docker, Jenkins and solid experience with cloud technologies (AWS).
  3. Experience in leading and driving initiatives and projects.
  4. Very good conceptual knowledge about RESTful APIs, microservices, event-driven architecture (Apache Kafka), OAuth (Auth0) and Contract Testing via PACT.
  5. Experience in a customer-facing full-stack environment and understanding of front-end technologies is a plus.
  6. Involvement in every step of the software lifecycle and internalization of the DevOps approach (‚you build it, you run it‘).
  7. Self-organized work as well as collaboration within the team and with other teams at Ratepay to deliver high value to our stakeholders and merchants.
  8. Very good English language skills.

Equal Opportunities & Diversity
We value our diversity and welcome everyone to our team. Regardless of ethnic and social background, religious beliefs, worldview, gender, sexual orientation, physical and mental limitations, age, marital status, educational background and nationality.
With over 250 employees and 40 different nationalities, we take our values seriously. These include; ownership, growth, integrity, collaboration, customer centricity and inclusion (4/7 of our C-Level Board members are female).

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Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d) Arbeitgeber: Ratepay

At Ratepay, we pride ourselves on being an exceptional employer that fosters a collaborative and inclusive work culture. As a Lead Software Engineer, you will not only contribute to innovative payment solutions but also benefit from ample opportunities for professional growth and development within a diverse team of over 250 employees from 40 different nationalities. Our commitment to ownership, integrity, and customer centricity ensures that you will be part of a dynamic environment where your contributions are valued and recognized.
Ratepay

Kontaktperson:

Ratepay HR Team

StudySmarter Bewerbungstipps 🤫

So bekommst du den Job: Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)

✨Tip Number 1

Make sure to showcase your extensive experience in JVM-based backend development, especially with Kotlin and Spring/SpringBoot. Highlight specific projects where you've led initiatives or made significant contributions to the software lifecycle.

✨Tip Number 2

Demonstrate your understanding of microservices architecture and RESTful APIs by discussing relevant experiences. Be prepared to share examples of how you've integrated internal and external APIs in previous roles.

✨Tip Number 3

Since collaboration is key at Ratepay, emphasize your experience working in agile teams and your ability to foster growth within engineering teams. Mention any mentoring or coaching roles you've taken on.

✨Tip Number 4

Familiarize yourself with the company's values and culture, particularly around diversity and inclusion. Be ready to discuss how you can contribute to a collaborative and customer-centric environment.

Diese Fähigkeiten machen dich zur top Bewerber*in für die Stelle: Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)

Kotlin
Spring/SpringBoot
JVM based backend development
Git
Maven
Docker
Jenkins
AWS
RESTful APIs
Microservices architecture
Event-driven architecture (Apache Kafka)
OAuth (Auth0)
Contract Testing (PACT)
Agile development
Pair programming
Code reviews
DevOps approach
Cross-functional collaboration
Technical decision-making
Self-organization
English language proficiency

Tipps für deine Bewerbung 🫡

Understand the Role: Make sure to thoroughly read the job description for the Lead Software Engineer position at Ratepay. Understand the key responsibilities and required skills, especially focusing on Kotlin, microservices, and cloud technologies.

Tailor Your CV: Customize your CV to highlight your experience in JVM-based backend development, particularly with Kotlin and Spring/SpringBoot. Include specific projects or achievements that demonstrate your leadership and technical skills.

Craft a Compelling Cover Letter: Write a cover letter that reflects your passion for developing secure payment solutions. Mention how your background aligns with Ratepay's mission and values, and provide examples of how you've successfully led teams and projects.

Showcase Your Technical Skills: In your application, emphasize your hands-on expertise with tools like Git, Docker, and Jenkins. If applicable, include any relevant certifications or courses that showcase your commitment to continuous learning in software engineering.

Wie du dich auf ein Vorstellungsgespräch bei Ratepay vorbereitest

✨Showcase Your Technical Expertise

Be prepared to discuss your hands-on experience with Kotlin, Spring/SpringBoot, and cloud technologies like AWS. Highlight specific projects where you led the development of scalable software systems and integrated APIs in a microservices architecture.

✨Demonstrate Leadership Skills

Since this role involves leading initiatives and supporting the engineering team, share examples of how you've successfully driven projects and fostered collaboration through methods like pair programming and code reviews.

✨Emphasize Agile Methodologies

Discuss your experience in agile development processes and how you've collaborated with cross-functional teams to deliver features. Be ready to explain how you ensure alignment between business objectives and technical implementation.

✨Cultural Fit and Values Alignment

Ratepay values diversity and inclusion, so be sure to express your commitment to these principles. Share experiences that demonstrate your ability to work in diverse teams and your approach to fostering an inclusive environment.

Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)
Ratepay
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Ratepay
  • Lead Software Engineer (Kotlin)- Buyer Experience (f/m/d)

    Berlin
    Vollzeit
    72000 - 84000 € / Jahr (geschätzt)

    Bewerbungsfrist: 2026-12-16

  • Ratepay

    Ratepay

    50 - 100
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