Synergetica is a software R&D experts community working together since the year of 2000. Our community grows delivering the next generation software to our customers worldwide. We proud with the cutting edge software projects built by our teams which serve millions of consumers. Synergetica offers excellent work conditions, e.g.
11 листопада 2025

Fullstack Developer (NextJS/React/NodeJS) (вакансія неактивна)

Київ, Варшава (Польща), віддалено

Our customer is a payment acquirer, driven by technology and bringing innovation to compete with large fintech companies like Stripe, Worldpay and others. Their deep understanding of payment processing allows to create solutions for online businesses of every size from new startups to public companies.

We are looking for a skilled Full-Stack Web Developer with strong experience in Next.js and Sanity CMS to lead the company website redevelopment. You will take ownership of migrating existing Webflow site to a modern, high-performing stack built on Next.js and Sanity.

Responsibilities:

  • Lead the transition and migration (+500 pages) of the current website from Webflow to Sanity and Next.js
  • Design and implement a fully integrated content architecture using Sanity CMS
  • Set up and maintain hosting
  • Implement 301 redirects and SEO best practices
  • Collaborate with marketing and design teams to deliver new features and improve UX/UI
  • Ensure site performance, reliability, and scalability through best development practices (SEMrush, Google Search Console, Lighthouse)
  • Implement integrations (e.g., analytics, HubSpot APIs, BambooHR, other 3rd party software)
  • Provide documentation and support to maintain content workflows and site updates

Requirements:

  • 3-4+ years of commercial software engineering experience
  • Proven experience developing full-stack web applications using Next.js
  • Expertise in JavaScript, React, and Node.js ecosystems
  • Strong understanding of server-side rendering and API integrations
  • Experience deploying and optimizing applications on Vercel
  • Familiarity with front-end styling frameworks (Tailwind CSS, Styled Components, or similar)
  • Good understanding of SEO principles, accessibility, and performance optimization
  • Excellent problem-solving and collaboration skills
  • Self-motivated, detail-oriented, comfortable driving projects forward and taking the ownership
  • Good spoken and written English level — Upper-Intermediate or higher

Nice to have:

  • Experience with Sanity CMS