Software Engineer

YOJEE PTE. LTD.; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A logistics technology company in Singapore is looking for a Software Engineer to design, build, and maintain production systems for high-volume logistics operations. You will develop services in Elixir, contribute to architectural decisions, and collaborate closely with cross-functional teams. Candidates should have commercial Elixir experience and a strong grasp of distributed systems. The role offers a unique opportunity to work on core systems used daily by logistics operators.

Qualifications

• 3+ years building production-grade backend systems.
• Good understanding of event-driven architectures.
• Ability to work across multiple modules.

Responsibilities

• Develop services using Elixir/Phoenix.
• Build and maintain real-time logistics workflows.
• Write clean, tested, production-ready code.
• Collaborate with product, design, and engineers.

Skills

Commercial Elixir experience

Experience in logistics integrations

Distributed systems knowledge

Relational databases (PostgreSQL)

Familiarity with AWS

Strong communication skills

Tools

Elixir

React

TypeScript

Job description

Yojee builds software that powers real freight movement. Our platform (MOSAIC and TCMS) manages real-time logistics events, data flows, and multi-leg shipments across carriers and geographies. We are hiring engineers who can work on core systems used daily by logistics operators.

We are looking for a Software Engineer who can design, build, and maintain production systems handling high-volume logistics operations. You will work inside a squad to deliver end-to-end features, improve system reliability, and contribute to architecture decisions.

Key Responsibilities

• Develop services using Elixir/Phoenix
• Build and maintain real-time, event-driven logistics workflows
• Contribute to architecture, technical design, and system interfaces
• Write clean, tested, production-ready code
• Troubleshoot performance and reliability issues
• Collaborate with product, design, and other engineers for aligned delivery
• (Fullstack only) Implement UI components in React/TypeScript

Requirements (Must-Have)

• Commercial Elixir experience (or substantial production-quality Elixir work)
• Experience in logistics, supply chain, freight, or related integrations
• Strong grasp of distributed systems or event-driven architectures
• 3+ years building production-grade backend systems
• Experience with relational databases (PostgreSQL preferred)
• Familiarity with AWS, containers, or DevOps concepts
• Strong communication and alignment skills
• Ability to work across multiple modules and handle ambiguity

Nice to Have

• React/TypeScript (for fullstack roles)
• Experience with high-load or real-time systems
• CI/CD and infrastructure-as-code familiarity
• Experience in scaling-stage startups