Senior Full Stack Engineer at CommIT

Warsaw, Masovian Voivodeship, Poland -

Full Time

Start Date

Immediate

Expiry Date

26 Apr, 26

Salary

0.0

Posted On

26 Jan, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Hardware Integration, SDK Development, SQL, NoSQL, Java, TypeScript, JavaScript, RESTful API Design, Microservices, Infrastructure as Code, Frontend Frameworks, AWS, Troubleshooting, System Design, Collaboration, Scalability

Industry

Software Development

Description

We are seeking a Senior Full-Stack Developer with strong Hardware & Integration expertise to join a global R&D organization as a Hardware / Integration Subject Matter Expert (SME). This is a senior individual contributor role with significant technical ownership. You will design, build, and maintain integrations between cloud-based software platforms and a wide variety of physical hardware devices deployed globally in live, consumer-facing environments. The role sits at the intersection of cloud infrastructure, backend systems, frontend applications, and on-premise hardware, and requires deep hands-on experience delivering reliable, scalable hardware–software integrations in production. What You’ll do: Design and implement integrations between cloud services and on-site hardware systems Build and maintain SDKs and integration layers for devices such as cameras, kiosks, printers, PDQs, and other physical systems Own architectural decisions for hardware integration patterns, protocols, and communication flows Collaborate closely with backend, frontend, product, and operations teams to deliver end-to-end solutions Ensure reliability, performance, and resilience across globally distributed hardware deployments Troubleshoot and resolve complex hardware–software issues in live production environments Establish best practices and mentor engineers in hardware integration and system design Requirements Requirements: 5+ years of professional software development experience, with a strong focus on hardware integration Proven experience integrating software systems with physical hardware devices in production Deep understanding of hardware integration patterns, protocols, and operational constraints Experience developing and maintaining SDKs for hardware devices Solid knowledge of SQL and NoSQL databases (e.g., DynamoDB, MongoDB, MySQL) Advanced proficiency in Java, TypeScript, and JavaScript Strong understanding of RESTful API design and microservices architectures Experience with Infrastructure as Code (Terraform, Serverless Framework, CloudFormation) Working knowledge of modern frontend frameworks (React or Vue.js) Proven ability to build scalable, maintainable, and robust integration solutions Strong AWS experience

Responsibilities

The Senior Full-Stack Engineer will design, build, and maintain integrations between cloud-based software platforms and physical hardware devices. They will also troubleshoot complex hardware-software issues and mentor engineers in hardware integration.