Sentrium

Senior Web Developer

Sentrium

contract

Posted on:

Location Type: Remote

Location: Poland

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Job Level

Senior

Tech Stack

JavaScriptNext.jsOpen SourceReactTypeScriptYarn

About the role

  • Develop, maintain, and improve VyOS – Open source router and firewall platform using Next.js, Vercel, and DatoCMS.
  • Design and implement new site features and interactive components to enhance user experience and engagement.
  • Manage and optimize content models, schemas, and workflows within DatoCMS to support scalable content management.
  • Oversee and maintain CI/CD pipelines across Vercel, GitHub, and DatoCMS, ensuring smooth, automated builds and deployments.
  • Monitor site performance, troubleshoot technical issues, and ensure uptime, speed, and responsiveness across devices.
  • Collaborate with designers, content creators, and product teams to translate business goals into effective digital experiences.
  • Stay current with web technologies, frameworks, and best practices to continuously improve the site’s architecture and development workflow.
  • Contribute to documentation, process improvement, and knowledge sharing across the team.

Requirements

  • Strong proficiency in Next.js, React, and modern JavaScript/TypeScript development.
  • Solid understanding of static site generation (SSG), server-side rendering (SSR), and API integration in Next.js.
  • Hands-on experience with Vercel for deployment, hosting, and performance optimization.
  • Proficiency in DatoCMS, including schema design, content modeling, and integration.
  • Strong grasp of CI/CD concepts, particularly in workflows integrating GitHub, Vercel, and CMS systems.
  • Understanding of web performance optimization, SEO fundamentals, and responsive design principles.
  • Experience with modern frontend tooling (e.g., npm, Yarn, ESLint, Prettier, and testing frameworks).
  • Familiarity with UX/UI best practices and the ability to collaborate effectively with designers and content creators.
  • 5+ years of professional web development experience, with at least 2 years in a senior role.
  • Proven track record of managing and deploying Next.js projects in production environments.
  • Experience maintaining and evolving CI/CD pipelines and automated deployment processes.
  • Demonstrated ability to take ownership of web platforms and deliver high-quality, maintainable solutions.
  • Prior experience working with open-source projects, developer communities, or technical audiences is a strong plus.
Benefits
  • 20 days of annual paid vacation.
  • Up to 10 days of paid leave for recognized national holidays.
  • Sick Leave is provided in accordance with company policy.
  • Flexible Work Schedule: We offer a flexible work schedule that allows you to manage your time while ensuring effective collaboration across our globally distributed teams.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Next.jsReactJavaScriptTypeScriptstatic site generationserver-side renderingAPI integrationCI/CDcontent modelingweb performance optimization
Soft Skills
collaborationproblem-solvingdocumentationprocess improvementknowledge sharing