Back End Developer

YEO Messaging; England; On-site; GBP 65,000 - 85,000; Full time

Job summary

A technology-focused security firm in the London Area is seeking a Backend Developer. This full-time role requires 8-10+ years of experience, where you'll design, develop, and maintain scalable and secure backend systems using Node.js and TypeScript. You will work with advanced technology such as PostgreSQL, MongoDB, and various cloud platforms including AWS and Azure. Candidates should have a strong understanding of API development and experience with Docker and Kubernetes for containerization.

Qualifications

• 8-10+ years of experience in backend development.
• Experience with containerization and orchestration tools like Docker & Kubernetes.
• Familiarity with CI/CD pipelines and GitHub workflows.

Responsibilities

• Develop and maintain backend services using Node.js and TypeScript.
• Design and optimize SQL and NoSQL databases.
• Manage CI/CD pipelines for seamless deployment.

Skills

Node.js

TypeScript

RESTful APIs

GraphQL APIs

PostgreSQL

MongoDB

JWT

OAuth

Redis

Docker

Kubernetes

Terraform

AWS

GCP

Azure

Job description

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YEO Messaging, short for "Your Eye Only," was established by a team of experts in technology, security, and design to address the lack of trust in existing messaging platforms, especially for business use. YEO provides secure solutions for both business and personal users who value privacy, ensuring that messages, files, and media are shared safely and viewed only by intended recipients. Our platform offers advanced features such as end-to-end encryption, geofencing, and continuous facial recognition, which verifies not just the device but also the individual user for unparalleled security.

About the Role

We are seeking a highly skilled Backend Developer with 8-10+ years of experience to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining robust, scalable, and secure backend systems. You will work closely with cross-functional teams to build high-performance APIs, manage databases, and implement cloud-based solutions.

Key Responsibilities

• Develop and maintain backend services using Node.js and TypeScript.
• Build scalable APIs using Nest.js and Express.js.
• Design, implement, and optimize SQL (PostgreSQL) and NoSQL (MongoDB) databases.
• Utilize Prisma ORM for efficient database interactions.
• Develop and optimize RESTful APIs and GraphQL APIs (Apollo).
• Implement WebSockets for real-time communication.
• Ensure API security using JWT, OAuth, and other authentication mechanisms.
• Perform unit testing with Jest or Mocha and API testing with Postman.
• Implement caching and messaging solutions with Redis (Pub/Sub).
• Work with Docker & Kubernetes (K8s/K3s) for containerization and orchestration.
• Use Terraform for infrastructure as code (IaC) automation.
• Manage CI/CD pipelines and GitHub workflows for seamless deployment.
• Work with cloud platforms like AWS, GCP, and Azure for deployment and scaling.
• Handle S3 object storage for efficient data management.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Software Development

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London Area, United Kingdom