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Senior Full-stack JavaScript Developer

Emergn
Portugal - Nationwide, PortugalRemotefull_timeVerifiedPosted 12 Jan 2026

About the role

Senior Full-stack JavaScript Developer

Department: JavaScript

Employment Type: Full Time

Location: Portugal - Nationwide


Description

We are a global digital business services organization with a mission to improve the way people and companies work. Forever. Our Consulting, Technology and Learning teams design and deliver transformational digital products and experiences that add value to our clients’ businesses and to their customers’ lives. 

Every day, across the world, our teams are pioneering faster, better ways to bring our client’s most exciting ideas to life. Are you ready to make an impact?

As a Lead  Senior Javascript Fullstack Developer at Emergn, you’ll help us shape Emergn’s exciting future and play an important role in our growth.  

Join our Javascript team, and let’s make an impact together! 

We want you to:

  • Take responsibility over designing, coding, testing and deploying Javascript-based applications.
  • Collaborate with cross-functional teams to define project scope, architecture and delivery timelines
  • Conduct code reviews and enforce coding standards and best practices.
  • Troubleshoot, debug and optimize applications for performance and scalability.
  • Maintain code integrity and organization that delivers real business value.

This job might be for you if you have:

  • 7+ years of experience as a software developer working as Fullstack Engineer
  • Experience with: JavaScript/TypeScript ,Node 22+ ,Vite ,React 18+, Postgres 
  • Good understanding of programming best practices, clean code and design patterns.
  • English level is enough to collaborate with teammates (verbal and written).
    Nice to Have:  
  • Bun, Deno ,Playwright , Tailwind, CSS , RLS (Row Level Security) ,Supabase 
  • Figma developer experience 

Location requirement:
  • Although this position offers the possibility to work remotely, you have to be based somewhere in Portugal.

What we offer:

  • Work within a dynamic international team of experts
  • Excellent opportunity for personal and professional development
  • Flexible work model and the freedom to choose the tools that suit you best – Mac or Windows
  • Ability to work with modern technologies
  • Extensive catalogue of educational programs, the possibility of training and certification at the expense of the company
  • Health and life insurance
  • Meal allowance
  • Internet allowance
  • 23 vacation days yearly
  • Birthday gift

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Company

Emergn

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