Senior Security-Centric Software Engineer

PVH (Tommy Hilfiger/Calvin Klein); Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

PVH (Tommy Hilfiger/Calvin Klein) is hiring a hands-on Software Engineer to build high-performance, security-critical software in Go/NodeJS/Python/Rust. You will design, implement, test, and harden core components close to the network stack with a focus on correctness and production readiness.

You will collaborate across security, platform, and infrastructure teams, translating security requirements into robust code and delivering enterprise-grade reliability, observability, and maintainability.

Qualifications

• Strong experience developing in Go/NodeJS/Python/Rust for production systems.
• Solid fundamentals in network programming (socket I/O, connection lifecycle, timeouts).
• Practical understanding of applied security: secure coding, key handling, auth concepts, attack patterns.

Responsibilities

• Build and maintain production-grade services in security-sensitive contexts.
• Implement cryptographic mechanisms using established libraries.
• Develop components interacting with transport/security protocols and networking primitives.
• Optimize performance for throughput/latency with profiling and memory efficiency.
• Design for operability with metrics, logging, tracing, and robust error handling.
• Write unit/integration/fuzz tests and contribute to secure SDLC processes.

Skills

Go

Node.js

Python

Rust

Network programming fundamentals

Security knowledge

Tools

Linux

TLS/SSL concepts

CI/CD

Sockets

Job description

PVH (Tommy Hilfiger/Calvin Klein) is hiring a hands-on Software Engineer to build high-performance, security-critical software in Go/NodeJS/Python/Rust. You will design, implement, test, and harden core components close to the network stack with a focus on correctness and production readiness.

You will collaborate across security, platform, and infrastructure teams, translating security requirements into robust code and delivering enterprise-grade reliability, observability, and maintainability.