Freelance Fullstack Developer (Node/Fastify, React/Next)

• Location: London (Hybrid, 2–3 days/week in office - located in East India Doc, next to Canary Wharf)
• Duration: 6–9 months - Outside of IR35
• Start date: ASAP
• Budget: £450-£550 per day

Elsewhen is a London based consultancy designing digital products & services for the likes of Spotify, Inmarsat and Zego. Over the past 11 years, Elsewhen has created a working environment that is impactful, driven, open and friendly. We value outcomes over hours and agility over rigid processes.

Join the team — .

We’re looking for a freelance Fullstack Engineer, with circa 5 years experience, to help build highly resilient websites for a new client in the telecommunications industry. You will be part of a self - organising and cross functional Agile team, c reating extremely well - crafted front - e nd web applications using React, Next.js, Node and Fastify.

Key Responsibilities:

• Developing frontend features in React.js using Next.js
• Build and maintain Node.js APIs using Fastify
• Contribute clean, maintainable, and scalable fullstack code
• Collaborate closely with cross-functional teams to refine features and solve problems.
• Write resilient code that will be continuously tested, deployed and performed at scale
• Contribute to the team's technical direction and the improvement of its tools and processes
• Be responsible for ensuring our website , app and c hatbot channels are highly performant, resilient, secure and monitored in production.

Key Requirements:

• Strong experience with Next.js, React.js, Node.js, Redux, GraphQL
• Proficient in Typescript and modern JavaScript (ES6+)
• Experience with AEM (Adobe Experience Manager) as headless CMS
• Familiar with headless commerce frameworks
• Familiar with Chakra-UI/Custom-UI, Storybook, Chromatic,
• Experience with AirTable
• Experience with API integration (RESTful, GraphQL, Magento 2 preferred)
• DevOps/cloud experience (AWS, Azure, CI/CD, automation)
• Experience with data structure libraries such as Immutable.js
• Agile/SCRUM and cross-functional team experience
  
• Solid understanding of fullstack development principles
• Comfortable working with Git, agile workflows, and testing best practices
• Strong communications skills

Desirable:

• Knowledge of Fastify
• Knowledge of isomorphic React & Node Valkey is a plus
• Knowledge of frameworks such as Express or StrongLoop is a plus

Our Commitment to Diversity:

Diverse thoughts, backgrounds, and perspectives create stronger teams and better technology. We welcome everyone, regardless of culture, appearance, or perspective, fostering individuality. We empower our team to challenge norms, grow ideas, and produce their best work.