Principal Software Engineer

vFairs; Lahore; On-site; PKR 2,000,000 - 3,000,000; Full time

Job summary

vFairs in Lahore, Pakistan is seeking a Principal Software Engineer with deep expertise in web technologies to lead technical initiatives and mentor development teams. The role focuses on architecting scalable solutions while ensuring high-quality web application delivery.

Ideal candidates should have a BS/MS in Computer Science and over 8 years of web development experience, including leadership roles. The position offers an opportunity to drive innovation using modern tech stacks while contributing to a collaborative culture.

Qualifications

• 8+ years of progressive experience in full-stack web development.
• 3+ years in a senior/lead technical role with team leadership experience.
• Proven track record of delivering complex web applications at scale.

Responsibilities

• Architect and design scalable web applications and microservices.
• Lead technical decisions and establish coding standards.
• Mentor and guide development teams on best practices and emerging technologies.

Skills

Vue.js

React

Angular

Laravel/PHP

MySQL optimization

Git workflows

CI/CD pipelines

Docker

Kubernetes

Education

BS/MS in Computer Science, Software Engineering, or related field

Tools

Webpack

Vite

AWS

Azure

GCP

Job description

About vFairs

vFairs is an all-in-one event management platform and Gartner Magic Quadrant Leader helping event planners power conferences, trade shows, and corporate events with in-person, hybrid, and virtual solutions. Our platform includes event registration, on-site badge printing, mobile apps, and more, managing the entire event lifecycle from planning through analytics. Rated 4.9/5 for customer support and recognized as a top platform on G2, we're known for robust technology and customer service that goes the extra mile. vFairs has a transparent, fast-paced, and collaborative culture, with geographically distributed teams united by strong processes and the autonomy to drive solutions forward.

Job Description

Role Overview

vFairs is seeking a Principal Software Engineer with deep expertise in web technologies to lead technical initiatives, mentor development teams, and architect scalable solutions. As a technical leader, you’ll drive innovation, establish best practices, and ensure the delivery of high‑quality, performant web applications.

Responsibilities

Technical Leadership

• Architect and design scalable web applications and microservices
• Lead technical decisions and establish coding standards across the organization
• Mentor and guide development teams on best practices and emerging technologies
• Conduct technical interviews and contribute to hiring decisions
• Drive innovation by researching and implementing new technologies and frameworks
• Design and implement robust backend APIs using Laravel/PHP and other relevant technologies
• Write and optimize complex MySQL queries and database schemas
• Build responsive, accessible front‑end components using HTML5, CSS3, and modern CSS frameworks

System Design & Performance

• Architect scalable, maintainable, and performant web solutions
• Optimize applications for maximum speed, scalability, and user experience
• Design and implement caching strategies and performance monitoring
• Implement security best practices and data protection measures

Process & Quality Assurance

• Establish and maintain CI/CD pipelines and deployment strategies
• Conduct thorough code reviews and provide constructive feedback
• Implement version control best practices and branching strategies
• Define and monitor key performance indicators for web applications
• Troubleshoot complex issues and provide technical support
• Collaborate with product managers, designers, and stakeholders to define technical requirements
• Communicate technical concepts to non‑technical stakeholders
• Participate in agile ceremonies and contribute to sprint planning
• Document technical decisions, architecture, and implementation details

Requirements

Education & Experience

• BS/MS in Computer Science, Software Engineering, or related field
• 8+ years of progressive experience in full‑stack web development
• 3+ years in a senior/lead technical role with team leadership experience
• Proven track record of delivering complex web applications at scale

Technical Expertise

• Deep experience with Vue.js, React, or Angular (preferably multiple frameworks)
• Strong backend development skills with Laravel/PHP and RESTful API design
• Advanced database skills including MySQL optimization, complex queries, and schema design
• Experience with modern build tools (Webpack, Vite, etc.) and package managers
• Experience designing and implementing microservices and distributed systems
• Knowledge of web performance optimization techniques and tools
• Understanding of security best practices (OWASP, authentication, authorization)
• Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes)

Development Practices

• Expertise in Git workflows, branching strategies, and version control best practices
• Experience with CI/CD pipelines and automated testing frameworks
• Knowledge of agile methodologies and software development lifecycle
• Experience with monitoring, logging, and observability tools

Soft Skills

• Strong leadership and mentoring abilities
• Excellent communication skills (technical and non-technical)
• Problem‑solving mindset with analytical thinking
• Ability to work independently and lead cross‑functional teams
• Continuous learning attitude and passion for technology

Preferred Qualifications

• Experience with event-driven architectures and real-time web applications
• Knowledge of WebRTC, WebSockets, and real-time communication protocols
• Experience with performance monitoring tools (New Relic, DataDog, etc.)
• Contributions to open-source projects or technical communities
• Experience with accessibility standards (WCAG) and internationalization
• Knowledge of SEO best practices and web analytics
• Experience with progressive web apps (PWA) and mobile web development