Backend Engineer with Apache Kafka and Microservices

Join Our Team as a Backend Engineer

Are you passionate about backend development and eager to work in a dynamic environment where you can make a significant impact? Trading 212 is looking for a skilled Backend Engineer to join our team in Sofia, Bulgaria. Our mission is to enable everyone to build wealth by reinventing how trading and investing work. We create exceptional products that people love, and we are looking for someone who shares our passion for excellence.

What You’ll Do

As a Backend Engineer at Trading 212, you will:

Develop Solutions: Take a holistic approach to problem-solving by understanding business problems, service architecture, and underlying technologies. You will engage in forming requirements, designing implementations, coding, testing, deploying, and monitoring solutions.
Full Ownership: You will have full ownership of your code, maintaining it in good shape and refactoring it when necessary.
Performance and Resilience: Develop for performance, scale, and resilience in an uncompromising environment where downtime, latency, and data loss are intolerable.
Agile Teams: Work in compact, autonomous teams with short release cycles, relying on agile methodologies to maintain high velocity without sacrificing quality.
Knowledge Sharing: Learn from your colleagues and share your knowledge to grow as the company grows.

What You Need To Have

Communication Protocols: Familiarity with HTTP/WebSockets & AMQP communication, with the ability to decide when to use one over the other.
Web Frameworks: Experience with at least one commonplace web framework, regardless of the language.
RDBMS Concepts: Understanding of indexing, transactions, isolation levels, and locking mechanisms to design high-performance databases.

Nice to Have

Microservice Architecture: Experience developing services in a microservice architecture.
In-Memory Databases: Experience with in-memory databases like Redis or Memcached.
CS Education: Ongoing or completed computer science education.

Our Tech Stack

Languages and Frameworks: Java 17 - Spring, Go, NodeJS - TypeScript, Python
Databases: Apache Cassandra, MariaDB, Redis, Elasticsearch, TimescaleDB, ClickHouse
Messaging: Apache Kafka
Web Servers: Nginx, HAProxy
Version Control: Git, GitLab
Containerization: Docker
Logs & Monitoring: Grafana, Kibana, Telegraf

What We Offer

Growth Opportunities: Challenges that will help you grow and realize your potential quickly.
Impact: Opportunity to make a big impact by building innovative services used by millions of investors.
Team Environment: Work with smart, spirited, and high-performing colleagues.
Flexible Environment: An environment where nothing is set in stone, and your talent and ideas are appreciated.
Generous Remuneration: Including annual bonuses and an excellent social benefits package.

Are you ready to accelerate your career with us? We'd love to hear from you! Please note that only candidates selected for an interview will be contacted. All personal data of applicants is protected by law and will be treated with strict confidentiality.