Principal Software Engineer

vFairs is a leading all-in-one event management platform recognized as a Gartner Magic Quadrant Leader. We empower event planners to deliver seamless conferences, trade shows, and corporate events through in-person, hybrid, and virtual solutions. Our comprehensive platform supports the entire event lifecycle, including registration, on-site badge printing, mobile apps, and analytics. Known for robust technology and exceptional customer support, vFairs fosters a transparent, fast-paced, and collaborative culture with distributed teams driven by strong processes and autonomy.

Key Responsibilities

Technical Leadership: Architect and design scalable web applications and microservices. Lead technical decisions and establish coding standards across the organization. Mentor development teams on best practices and emerging technologies. Conduct technical interviews and participate in hiring decisions. Drive innovation by researching and implementing new technologies and frameworks.

Development & Engineering: Develop and maintain high-performance web applications using modern JavaScript frameworks such as Vue.js, React, and Angular. Design and implement robust backend APIs with Laravel/PHP. Write and optimize complex MySQL queries and database schemas. Build responsive, accessible front-end components using HTML5, CSS3, and modern CSS frameworks. Implement comprehensive testing strategies including unit, integration, and end-to-end tests.

System Design & Performance: Architect scalable, maintainable, and performant web solutions. Optimize applications for speed, scalability, and user experience. Design caching strategies and performance monitoring tools. Ensure cross-browser compatibility and mobile responsiveness. 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.

Collaboration & Communication: Work closely with product managers, designers, and stakeholders to define technical requirements. Communicate technical concepts clearly to non-technical audiences. Participate in agile ceremonies and contribute to sprint planning. Document technical decisions, architecture, and implementation details.

Required Qualifications

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field. Over 8 years of progressive experience in full-stack web development, with at least 3 years in a senior or lead technical role involving team leadership. Proven ability to deliver complex web applications at scale.

Expert-level proficiency in modern JavaScript (ES6+) and TypeScript. Deep experience with Vue.js, React, or Angular, preferably across multiple frameworks. Strong backend development skills with Laravel/PHP and RESTful API design. Advanced knowledge of MySQL optimization, complex queries, and schema design. Familiarity with modern build tools such as Webpack and Vite, and package managers.

Experience designing and implementing microservices and distributed systems. Understanding of web performance optimization techniques and security best practices (including OWASP standards). Experience with cloud platforms like AWS, Azure, or GCP, and containerization technologies such as Docker and Kubernetes.

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

Strong leadership and mentoring abilities. Excellent communication skills for both technical and non-technical audiences. Analytical problem-solving mindset. Ability to work independently and lead cross-functional teams. Passion for continuous learning and technology innovation.

Preferred Qualifications and Benefits

Experience with event-driven architectures and real-time web applications. Knowledge of WebRTC, WebSockets, and real-time communication protocols. Familiarity with performance monitoring tools such as New Relic or Datadog. Contributions to open-source projects or active participation in technical communities.

Experience with accessibility standards (WCAG) and internationalization. Understanding of SEO best practices and web analytics. Background in progressive web apps (PWA) and mobile web development.

Joining vFairs means becoming part of a dynamic, innovative team that values collaboration, autonomy, and excellence in delivering cutting-edge event technology solutions.