Backend Engineer
Core
Building and maintaining scalable microservices and backend systems for a classifieds marketplace, enabling a connected trade ecosystem for second-hand goods.
Role type
Senior Backend Engineer (Java/Kotlin)
Builds
Scalable microservices, marketplace features, and data infrastructure for millions of products.
Domain
E-commerce / Classifieds / Marketplace
Deliverable
production ML models | product features | infrastructure
Required skills
Java, Kotlin, Spring Boot, Kafka, RabbitMQ, MySQL, DynamoDB, Redis, Docker, AWS (ECS, RDS, Lambdas, S3), Solr, ElasticSearch, Domain-Driven Design, legacy modernization, comprehensive testing strategies
Preferred skills
DevOps philosophy, critical problem-solving, adaptability
Technologies
AWS (S3, ECS, RDS, Lambdas, CloudWatch, MSK, SES, CloudFront), Kafka, RabbitMQ, MySQL, DynamoDB, Redis, RedShift, Docker, Solr, ElasticSearch, Spring Boot, Ktor
Responsibilities
Write and maintain robust, scalable code in Java or Kotlin; Develop new features using Domain-Driven Design; Modernize and refactor legacy components; Champion software quality through testing and code reviews
Seniority
Senior, hands-on IC