Senior Backend Engineer for Autonomous Logistics Platform

About the role

CargoX is building CoreConnect, a fleet orchestration platform for autonomous logistics. We are looking for a Senior Software Engineer (Backend) to design and deliver a highly reliable, scalable Hexagonal API service that powers our commercial ecosystem.

Key responsibilities

• Design, implement and optimise Kotlin Spring Boot services using Hexagonal architecture for high‑performance fleet orchestration.
• Manage complex data layers (PostgreSQL/PostGIS, TimescaleDB) and create a unified abstraction layer for diverse autonomous‑vehicle APIs.
• Drive real‑time data engineering, handling high‑frequency ingestion via MQTT/WebSockets to achieve sub‑second latency.
• Enforce platform security, multi‑tenant architecture (RLS) and RBAC, and implement observability tooling.
• Collaborate with product, engineering leadership and DevSecOps to deliver measurable business outcomes.
• Mentor engineers, lead code reviews and promote a culture of operational excellence.

Required profile

• Bachelor’s degree in Computer Science or related field and 5+ years of professional experience with Java/Kotlin and Spring Boot in a SaaS startup.
• Deep knowledge of distributed systems, Hexagonal architecture and scalable API design.
• Proven ability to navigate ambiguity, balance architectural purity with commercial goals and own the full code lifecycle.
• Strong focus on software quality, security best practices and incident management.

Required skills

• Kotlin, Java, Spring Boot
• PostgreSQL, PostGIS, TimescaleDB
• MQTT, WebSockets
• RBAC, Row‑Level Security (RLS)
• AWS, Kubernetes (EKS), Terraform, Helm
• CI/CD pipelines, automated testing, SAST, DAST
• React or Next.js with TypeScript (frontend proficiency)
• Business‑level English communication