Senior Fullstack Engineer (Next.js/React)

TL;DR

Senior Fullstack Engineer (Next.js/React): Contributing to full-stack development, owning features across the stack with a strong focus on architecture and complex business logic. Focus on complex domain logic, third-party integrations, and performance challenges across the stack.

Location: We have plenty of amazing workspaces you can choose from: our awesome headquarters in Vilnius , and super cool hub in Kaunas!For Vilnius: 4 days onsite, 1 flexible day remote. Meanwhile, in Kaunas: onsite, hybrid, or remote options are available depending on the role.

Salary: 4500-6500 EUR/month.

Company

hirify.globalverse is the operational force that helps ventures grow — building the systems, teams, and infrastructure that turn ideas into scalable businesses.

What you will do

• Contribute to full-stack development, owning features across the stack using React and Next.js
• Dive deep into complex domain logic, third-party integrations, and performance challenges across the stack
• Take ownership, make architectural decisions, and influence how our platform evolves end-to-end
• Design clean, well-documented APIs and collaborate closely with frontend engineers using React / Next.js
• Optimize application performance, security, and infrastructure reliability
• Improve development processes, code quality, and engineering standards across the platform

Requirements

• Bring strong full-stack engineering fundamentals with a solid backend foundation
• Have solid experience with PHP, ideally Laravel or Symfony, and strong experience with React / Next.js
• Be comfortable working across the stack and stepping outside a narrow role when needed
• Confidently design and navigate complex business and domain logic
• Write reliable, well-tested code and follow best engineering practices
• Take a senior mindset: ownership, technical leadership, and proactive problem-solving

Culture & Benefits

• Stay sharp and well in your own way – health insurance (after probation), on-site physiotherapist, office gym, and fitness classes keep you moving
• Plus 7 extra days off, 3 for weddings, hybrid work, and the freedom to work 2 months from anywhere in the world
• Pet-friendly office, fresh breakfasts, hot lunches, drawers and fridges stocked with snacks and food
• Rooftop and cellar events keep things lively, while 10 social clubs give space to dive into passions and try new things
• Coaching, mentorship, training, conferences, online courses, subscriptions, books – you’ve got a €1000 yearly budget to fuel personal or team growth
• Build impact across 30+ brands worldwide and launch bold projects