Senior Node.js Engineer: IoT & Embedded Linux, Hybrid

Camlin Energy Ltd; Kraków; Hybrid; PLN 240,000 - 320,000; Full time

Benefits offered by this job

Hybrid work model

Company pension & life assurance

Multisport membership

Private healthcare

Job summary

Camlin Energy Ltd is seeking a Senior full-stack Node.js Engineer to join our team developing embedded Linux applications for monitoring equipment in electrical networks. You will own complex features from design through delivery and guide others.

The role focuses on JavaScript/TypeScript with Node.js for microservices and React.js for web apps, communicating via REST APIs. Hybrid work model depending on project needs.

Qualifications

• Substantial commercial experience delivering production software with Node.js, JavaScript, and TypeScript.
• Ownership of complex features or services from design through implementation, testing, release, and operational support.
• Experience making architectural decisions for maintainable, reliable software systems.
• Strong debugging and problem-solving skills in Linux environments.
• Understanding of REST APIs and protocols such as Ethernet, serial, and TLS/SSL.
• Ability to plan complex work, manage technical risks and dependencies, and collaborate across disciplines.
• Fluent English, both written and verbal.

Responsibilities

• Own the design and delivery of complex embedded software capabilities using Node.js, TypeScript, JavaScript, and React.
• Define and evolve microservice, REST API, and application architecture in line with reliability, maintainability, security, and performance requirements.
• Lead investigation and resolution of complex software and system issues on Linux-based embedded devices.
• Own technical planning for complex work, identify dependencies, and communicate delivery risks and trade-offs early.
• Improve CI/CD pipelines and engineering workflows to support dependable, repeatable delivery.
• Set the testing approach for assigned capabilities and ensure effective unit, integration, and system-level coverage.
• Provide technical guidance and mentoring to engineers through design discussions, pairing, and constructive code reviews.
• Drive coding standards, documentation, and engineering best practices across the team.
• Collaborate with QA, DevOps, product, hardware, and other engineering teams to deliver coherent end-to-end solutions.

Skills

Node.js

JavaScript

TypeScript

English proficiency

Linux debugging

Tools

Docker

GitLab CI/CD

Job description

Camlin Energy Ltd is seeking a Senior full-stack Node.js Engineer to join our team developing embedded Linux applications for monitoring equipment in electrical networks. You will own complex features from design through delivery and guide others.

The role focuses on JavaScript/TypeScript with Node.js for microservices and React.js for web apps, communicating via REST APIs. Hybrid work model depending on project needs.