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Home / Lead Backend Engineer (Data & IoT)

Lead Backend Engineer (Data & IoT)

  • Full Time
  • Anywhere

5Blue Software

About the Role:

We are looking for a Lead Backend Engineer (Data & IoT) to help build and scale a modern SaaS platform. In this role, you will be responsible for developing web-based management portals, implementing complex workflows, and delivering intuitive user experiences for business users. You will work closely with product, mobile, backend, and data teams to transform product requirements and Figma designs into high-quality, production-ready solutions.

Responsibilities:

  • Lead sprint execution and day-to-day technical coordination.

  • Break down tasks from the spec/Figma into implementable backlog items.

  • Be the main technical point of contact for routine Dcoding Labs communication.

  • Escalate architecture and major technical decisions to CTO.

  • Design and implement backend services, APIs, data models, and integrations.

  • Build or support MQTT/event ingestion flows.

  • Work with PostgreSQL and possibly Kafka/Flink or similar stream-processing tools.

Ensure multi-tenant data isolation, alert logic, and auditability.

Required skills:

  • 7+ years of experience in backend engineering.

  • Strong PostgreSQL and data modeling.

  • Event-driven systems, queues, streams, or IoT telemetry pipelines.

  • MQTT and/or Kafka experience preferred.

  • Experience with stream processing preferred: Flink ideal, but Kafka Streams, Spark, Beam, or similar is acceptable.

  • Good architectural judgment.

  • Strong ownership and communication.

  • Proven experience in a Technical Lead / Team Lead role.

  • Ability to lead engineering delivery, coordinate developers, and break down business requirements into technical tasks.

  • At least Upper-Intermediate English level and higher.

    Preferred stack:
    – TypeScript/Node.js, Java/Kotlin, Python, or similar.

    – PostgreSQL.

    – Kafka / Confluent / Flink / MQTT.

    – Azure experience is a plus.

    What we offer

  • 1:1 English classes to enhance your communication skills

  • A supportive, collaborative, and dynamic international team

  • All necessary equipment provided

  • 18 days of paid vacation and 7 days of paid sick leave

  • Convenient payroll platform with 20+ withdrawal options and one-click payouts

Does this position sound like a perfect match? We’re eager to hear from you!

Originally posted on Himalayas

To apply for this job please visit himalayas.app.

About this role & career path

Working in Belgium

Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. Situated in a coastal lowland region known as the Low Countries, it is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the south, and the North Sea to the west. Belgium covers an area of 30,689 km2 (11,849 sq mi) and has a population of more than 11.8 million; its population density of 383/km2 (990/sq mi) ranks 22nd in the world and sixth in Europe. The capital and largest metropolitan region is Brussels; other major cities are Antwerp, Ghent, Charleroi, Liège,

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