Senior Scala Developer

Madfish; Deutschland; Vor Ort; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

A technology company in Germany is seeking a skilled Scala Developer to join their team in developing a high-load transaction processing platform. This role involves designing and implementing new features, improving existing systems, and contributing to the platform's architecture. Ideal candidates will have 3+ years of Scala experience and a strong background in Java and database technologies, with a collaborative mindset. A focus on dynamic scalability and Agile methodologies is essential.

Qualifikationen

• 3+ years of experience with Scala.
• 5+ years of experience with Java.
• Strong knowledge of Scala and its ecosystem.

Aufgaben

• Deliver reliable and maintainable software with solid design principles.
• Design and implement features for a high-load transaction processing platform.
• Improve and optimize existing systems continuously.

Kenntnisse

Scala

Java

Akka

Agile methodologies

Database technologies

Kafka

Collaborative mindset

Tools

Kubernetes

Docker

Cassandra

SBT

GitLab CI

Jobbeschreibung

Our team is developing a high-load, transaction processing platform handling over 605 million transactions daily, with rapid growth. The project is being built from scratch using the latest technology stack, with a focus on dynamically scalable microservices and clustered architecture. We are dedicated to TDD and Agile methodologies and are seeking a skilled Scala Developer with a passion for precision and best practices.

About our product

The platform is built on an event-sourcing approach, featuring a dynamically scalable microservices architecture with a cluster-based deployment. Designed with a strong focus on high availability and partition tolerance to ensure resilience, real-time processing, and seamless scalability for complex transaction flows.

Tech stack

Application Development: Scala, Akka(Clustering, Sharding, Persistence, Distributed Data), Play.
Data Streaming and Storage: Apache Kafka, Cassandra(multi-DC), Amazon S3.
Build and Continuous Integration: SBT, GitLab CI.
Container Orchestration: Kubernetes.

What You’ll Be Driving

• Delivering reliable and maintainable software, emphasizing solid design principles and thorough code reviews;
• Designing and implementing new features for a high-load transaction processing platform;
• Continuously improving and optimizing existing systems and processes;
• Collaborating across teams to deliver cohesive, end-to-end solutions;
• Contributing to the platform’s architecture and scalability in a cloud environment;
• Designing, developing, and deploying microservices within an Agile framework.

What Makes You a GR8 Fit

• 3+ years of experience with Scala;
• 5+ years of experience with Java;
• Strong knowledge of Scala and its ecosystem (e.g., sbt, Akka, Play Framework);
• Familiarity with Agile methodologies and functional programming principles;
• Understanding how the JVM, JDK/JRE, and accompanying technologies work;
• Proficiency in database technologies (SQL and NoSQL) and hands-on experience with Kafka;
• Collaborative mindset and fast learner.

Nice to Have

• Familiarity with Kubernetes and Docker;
• Experience with Cassandra or other column-family databases;
• Understanding of CI/CD tools and methodologies;
• CDC, event sourcing;
• Experience with distributed systems.