Principal Backend Engineer (Equity only) 2%

JR United Kingdom; High Wycombe; On-site; GBP 70,000 - 100,000; Full time

Job summary

A rapidly growing social media platform seeks a Principal Backend Engineer to lead the development of scalable backend solutions. This hands-on leadership role requires deep technical expertise and a passion for enabling a seamless user experience while fostering a culture of technical excellence among engineers.

Qualifications

• Expertise in backend development over 8 years, with 3 years in leadership.
• Strong understanding of microservice architecture and AWS environments.
• Proficiency in developing scalable solutions and API design.

Responsibilities

• Lead and mentor a team of backend engineers, defining technical vision.
• Oversee development of backend microservices and ensure CI/CD processes.
• Monitor performance metrics and address bottlenecks proactively.

Skills

C# .NET Core

Microservice architecture

AWS

PostgreSQL

Redis

RabbitMQ

Kafka

API design

CI/CD

Problem-solving

Education

8+ years of experience in backend development

Minimum 3 years in a leadership role

Tools

Docker

Kubernetes

Prometheus

Grafana

ELK stack

Terraform

Job description

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Principal Backend Engineer (Equity only) 2%, high wycombe

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Client:

Location:

high wycombe, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

31.05.2025

Expiry Date:

15.07.2025

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Job Description:

About Luupli

Luupli is a dynamic social media platform revolutionizing how people connect and create. With a mission to foster meaningful interactions, empower creators, and champion inclusivity, Luupli is poised to redefine social media for the better. As we grow, we’re looking for a Principal Backend Engineer to lead the evolution of our backend systems. This role will drive the development of scalable, secure, and high-performance solutions that form the backbone of our platform. You’ll lead a talented engineering team, define the technical vision, and ensure our infrastructure supports millions of users seamlessly while preparing for future growth.

Role Overview

As the Principal Backend Engineer, you will lead the development and optimization of Luupli’s backend services. You will define the technical vision, architect scalable solutions, and ensure the backend infrastructure meets the evolving needs of our platform and users. This is a hands-on leadership role requiring deep technical expertise, strategic foresight, and a passion for delivering world-class backend systems.

Key Responsibilities

• Leadership and Strategy

Define the technical roadmap for backend services in alignment with business goals.

Lead and mentor a team of backend engineers, fostering a culture of technical excellence and collaboration.

Make architectural decisions that ensure scalability, performance, and security.

• Development and Deployment

Oversee the development and maintenance of backend microservices.

Ensure seamless deployment with CI/CD processes.

Drive integration of services with PostgreSQL, Redis, and message queues to ensure efficient data flow.

• Optimization and Performance

Monitor backend performance metrics, identifying and addressing bottlenecks proactively.

Optimize APIs for low latency and high throughput to support real-time user interactions.

Ensure efficient use of AWS resources to minimize costs without compromising performance.

• Quality Assurance and Security

Implement best practices for secure coding, ensuring compliance with industry standards.

Establish rigorous testing frameworks, including unit, integration, and load testing.

Ensure disaster recovery and high-availability solutions are in place.

• Collaboration and Communication

Work closely with frontend, DevOps, and product teams to deliver seamless end-to-end solutions.

Partner with data engineers to ensure effective data management and analytics pipelines.

Provide technical insights and updates to stakeholders, including executives and product managers.

Qualifications

• Must-Have:8+ years of experience in backend development, including 3+ years in a leadership role.
• Expertise in C# .NET Core and microservice architecture.
• Strong experience with AWS EKS and containerized environments (Docker, Kubernetes).
• Proficiency with PostgreSQL, Redis, and message queue systems (e.g., RabbitMQ, Kafka).
• Deep understanding of API design and best practices (REST, gRPC).
• Experience with CI/CD pipelines, monitoring tools (e.g., Prometheus, Grafana), and logging systems (e.g., ELK stack).Strong problem-solving, organizational, and communication skills.

Preferred:

• Experience with distributed systems, event-driven architectures, and CQRS/ES patterns.
• Familiarity with caching strategies, data partitioning, and performance tuning for large-scale systems.
• Knowledge of DevSecOps practices and implementing security at scale.
• Background in scaling backend systems to support millions of users.
• Familiarity with infrastructure-as-code tools (e.g., Terraform).

Compensation

This is an equity-only position, offering a unique opportunity to gain a stake in a rapidly growing company and contribute directly to its success. Equity Only (2%)