Full Stack Engineer

F4I Technologies; Lahore; On-site; PKR 2,000,000 - 4,200,000; Full time

Job summary

F4I Technologies is hiring a Full Stack Engineer for an on-site role in Lahore. You will design, develop, and maintain end-to-end web applications, collaborating with product, design, and AI research teams to build scalable software.

You will implement responsive front-end interfaces, develop back-end services and APIs, optimize performance, ensure security, participate in code reviews, and contribute to integrating AI/ML capabilities into production systems.

Qualifications

• Strong back-end web development skills with server-side logic, APIs, and data integrations.
• Proficient in front-end development and CSS to create responsive, accessible UIs.
• Solid full-stack capabilities from design to deployment of web apps.
• Experience with modern web frameworks, Git, and relational/NoSQL databases.
• Bachelor’s degree in CS/SE or equivalent practical experience.
• Able to work on-site in Lahore with clear communication and collaboration.
• Familiarity with AI/ML concepts, cloud platforms, and microservices is a plus.
• Commitment to secure, maintainable code and best practices.

Responsibilities

• Design, develop, and maintain end-to-end web applications.
• Collaborate with product, design, and AI research teams to build scalable software.
• Implement responsive front-end interfaces and develop back-end services and APIs.
• Optimize application performance and ensure robust security and reliability.
• Participate in code reviews and integrate AI/ML capabilities into production systems.

Skills

Backend development

Frontend development

Full-stack development

REST APIs

Code reviews

Security best practices

Education

Bachelor’s degree in Computer Science or Software Engineering

Tools

Git

Relational databases

NoSQL databases

CI/CD

Job description

Company Description

F4I Technologies is an AI-focused technology company dedicated to engineering the next generation of intelligence. The organization centers its work on artificial intelligence research, advanced software engineering, intelligent agents, foundation models, and machine learning to create cutting-edge computing solutions. F4I Technologies aims to build AI systems that can reason, create, learn, and act to help individuals and businesses solve complex problems, enhance productivity, and unlock new opportunities. With core focus areas including large language models, agentic AI, multimodal AI, and enterprise AI infrastructure, the company is committed to exploring emerging technologies and delivering intelligent solutions with real-world impact. Its mission is to advance AI through ambitious research, thoughtful engineering, and practical innovation.

Role Description

This is a full-time, on-site role based in Lahore for a Full Stack Engineer. The person in this role will design, develop, and maintain end-to-end web applications, collaborating closely with product, design, and AI research teams to build scalable, reliable software solutions. Day-to-day responsibilities include implementing responsive front-end interfaces, developing and integrating back-end services and APIs, optimizing application performance, and ensuring robust security and reliability across the stack. The Full Stack Engineer will participate in code reviews, write clean and testable code, contribute to architectural decisions, and help integrate AI and machine learning capabilities into production systems. The role also involves troubleshooting issues, improving existing systems, and staying current with modern web technologies and best practices.

Qualifications

• Strong back-end web development skills, including experience building and maintaining server-side logic, APIs, and data integrations.
• Proficiency in front-end development and Cascading Style Sheets (CSS), with the ability to create responsive, accessible, and user-friendly interfaces.
• Solid software development and full-stack development capabilities, covering design, implementation, testing, and deployment of web applications.
• Experience with modern web frameworks, version control systems (e.g., "Git"), and relational or NoSQL databases.
• Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• Ability to work collaboratively in an on-site team environment, communicate clearly, and adapt to evolving technical requirements.
• Familiarity with AI/ML concepts, cloud platforms, and microservices architectures is a strong plus.
• Commitment to writing secure, maintainable code and following best practices in software engineering.