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Mid-Level Node.js Backend Engineer

Comm It — Poland · Posted ~2 hours ago

Mid

Skills

Node.js Backend development REST APIs SQL databases NoSQL databases Data modeling Database performance optimization Microservices architecture Cloud infrastructure Scalable systems High-performance systems Troubleshooting SQL NoSQL Microservices

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Summary ✨ AI‑Generated

A mid-level Backend Engineer is sought to design, develop, and maintain secure, reliable, and scalable backend services and APIs. The role involves building high-performance systems for large volumes of data and traffic, developing backend infrastructure with Node.js, working with SQL and NoSQL databases, optimizing data models and performance, and implementing microservices-based solutions. You will also contribute to cloud infrastructure, troubleshoot technical issues, and collaborate with engineering and cross-functional teams to deliver new capabilities.

Highlights

Opportunity to work on high-performance, secure, and scalable backend systems with experienced engineers. The role offers complex technical challenges, cross-functional collaboration, and the chance to contribute to infrastructure that supports software supply chain security.

Description

The company is looking for a talented Backend Engineer to help build the infrastructure that secures the world’s software supply chains. You’ll work alongside top-tier engineers to design and deliver high-performance, secure, and scalable systems. This role is ideal for someone who thrives in a fast-paced environment, enjoys solving complex technical challenges, and wants to build products that make a meaningful impact. Responsibilities Design, develop, and maintain scalable and reliable backend services and APIs.Build high-performance systems capable of handling large volumes of data and traffic.Develop and improve backend infrastructure using Node.js.Work with both SQL and NoSQL databases, including data modeling and performance optimization.Design and implement solutions within a microservices architecture.Build and maintain cloud-based services and infrastructure.Collaborate closely with product, engineering, and other cross-functional teams to deliver new features.Troubleshoot, debug, and resolve complex production issues.Improve system performance, reliability, scalability, and security.Strong commitment to writing clean, maintainable, and high-quality code. Requirements: Bachelor’s degree in Computer Science, Software Engineering, or a related field.2–4 years of experience in backend development, with a focus on building scalable applications and services.Strong proficiency in Node.js.Hands-on experience with database technologies, including both SQL and NoSQL databases.Familiarity with cloud services and microservices architecture.Experience working directly with customers or within a product-focused company/environment.Excellent problem-solving and analytical skills.Strong commitment to writing clean, maintainable, and high-quality code.