Joom
E-commerce marketplace
Open positions
Lead Backend Developer at JMS
Joom Group is an international tech-centric group of e-commerce companies founded in 2016 in Latvia. We are here to transform the largest industry in the world, global trade, making it more transparent, efficient, and…
Senior ML Engineer
Senior ML Engineer at Joom in Lisbon, Portugal, building and optimizing recommendation/search systems and marketing automation using Python, Scala, Spark, Go, and modern LLMs.
Lead Backend Developer (Go)
Lead a backend team of 3-6 developers on Joom's Marketplace Solutions platform, designing architecture and building fault-tolerant, high-load services in Go on AWS. Core stack includes Go, MongoDB, Kubernetes, Elasticsearch, Redis, and Jenkins.
Senior/Middle Backend Developer (Go)
Backend developer builds and maintains scalable Go services for a global e-commerce marketplace, working with MongoDB, Redis, Kafka, and Kubernetes in a Lisbon office with hybrid flexibility.
Senior Backend Developer (Kotlin) at Onfy
Senior Backend Developer builds and maintains Onfy’s Kotlin-based pharmacy marketplace backend, designing scalable systems with PostgreSQL, AWS, and Kubernetes to support fast, reliable health-product ordering.
Senior ML Engineer (Search/Marketing Automation)
Joom is a global cross-border marketplace where millions can find anything they want at fair prices. Joom helps consumers to make shopping easy and entertaining and provides access to interesting and unique goods from…