Full Stack Developer

EMJ Exclusive is a luxury concierge and lifestyle management business supporting entrepreneurs, professional athletes, creators and ultra-high-net-worth individuals.

From sourcing watches and cars to arranging private aviation, yacht charters, bespoke travel and hospitality, we handle any request through one trusted point of contact. Our approach is personal, discreet and membership-free, built around making clients’ lives easier.

As the business continues to grow, we’re looking for a Full Stack Developer to build and strengthen the technology behind our luxury concierge and lifestyle-management business.

Role Description

Working in a small team and the wider business, you will take features from initial requirements through to implementation, testing, deployment and ongoing optimisation. We are looking for someone who enjoys solving complex problems, understands how systems fit together, and values performance, reliability and maintainable code. You’ll work closely with our Head of Systems & Tech to build and improve the technology that supports EMJ, with real ownership over new features, integrations, infrastructure and the ongoing development of our internal platforms.

You will work across three connected areas:

• Our bespoke CRM
• An AI-powered research platform
• A large-scale customer data and business-intelligence project

Required Qualifications

Frontend:

• Strong commercial experience with TypeScript, React and Next.js, alongside HTML and CSS.
• Confident building responsive, accessible interfaces, reusable components and data-heavy views, with experience in state management and data fetching.
• Practical experience with Node.js and Python, including REST APIs, asynchronous programming, background processing and third-party integrations.
• Understanding of secure authentication, authorisation, OAuth and webhooks.

Databases and data:

• Strong PostgreSQL and SQL skills, covering data modelling, indexing, migrations, query optimisation and efficient processing of large datasets.
• Experience with Redis, caching and ORMs or query builders.

Cloud and infrastructure:

• Hands-on experience deploying and supporting applications on AWS, including EC2, RDS, S3, IAM, VPC and CloudWatch.
• Strong understanding of networking, security, monitoring, backups and production environment management.

Containers and deployment:

• Experience with Docker, Docker Compose and Linux, including environment configuration, container networking and persistent storage.
• Comfortable with Bash, SSH, HTTPS and reverse proxies.

Engineering and delivery:

• Proficient with Git, GitHub and CI/CD workflows such as GitHub Actions.
• Experience with code reviews, automated testing, build pipelines, secrets management, safe database migrations and rollback procedure.

Start Date: ASAP

Employment Type: Full-time, permanent

Location: Central London (WC2H) - office-based four days per week and a work from home Friday

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