Senior Full-Stack Developer for Cybersecurity Marketplace Platform (Rawalpindi, Pakistan)

Project Type: Long-term Contract / Freelance Experience Level: Senior (5+ years of professional experience) Location: Rawalpindi, Pakistan

Project Summary:

We are building an innovative, custom-built marketplace platform to connect top-tier cybersecurity consultants with clients seeking specialized expertise. Our platform will differentiate itself by leveraging a "Sign In with LinkedIn" integration to verify and onboard high-quality talent, ensuring a professional and trusted environment.

We are seeking a highly skilled and experienced Full-Stack Developer with a proven track record of building complex, two-sided marketplaces or similar web applications. You will be responsible for the end-to-end development of the platform, from database design to the user interface.

This is a freelance opportunity for individuals based in Rawalpindi, Pakistan. We encourage applications from all qualified candidates, regardless of gender.

Key Responsibilities:

• Architect, design, and develop a robust and scalable web application from scratch.
• Implement a "Sign In with LinkedIn" integration, adhering strictly to LinkedIn's API terms of service to ensure a smooth and secure onboarding process for consultants.
• Build a dynamic and responsive user interface for both clients and consultants.
• Develop a secure and reliable backend to handle user authentication, project management, and payment processing (escrow system).
• Design and manage the database schema to support the platform's features.
• Collaborate with us to define project requirements, plan sprints, and deliver features on time.

Required Skills & Experience:

• 5+ years of professional experience as a Full-Stack Developer, with a strong portfolio of completed projects.
• Frontend Expertise: Proficient in at least one of the following frameworks: React, Vue.js, or Angular.
• Backend Expertise: Proficient in at least one of the following backend technologies: Node.js, Python (Django/Flask), or Ruby on Rails.
• Database Expertise: Strong experience with either PostgreSQL or MongoDB.
• API Integration: Proven experience working with third-party APIs, particularly social network APIs like LinkedIn. You must demonstrate a solid understanding of OAuth 2.0 and API best practices.
• Marketplace Development: Experience building two-sided marketplaces, e-commerce platforms, or similar applications with user profiles, reviews, and a payment system is a significant advantage.
• Communication: Excellent communication skills and a proactive approach to problem-solving.
• Freelance Experience: Proven track record of successfully managing and delivering projects as a freelancer.

Why this project is a great fit for you:

• You will be an integral part of building a high-impact platform from the ground up.
• The project involves exciting technical challenges and the opportunity to work on a unique product.
• We offer a long-term engagement for the right candidate.

To Apply:

Please provide the following:

• A brief cover letter outlining your experience and why you are a good fit for this project.
• Your portfolio or links to relevant projects you have worked on. Please highlight any experience with marketplace or social API integrations.
• Your proposed hourly rate or a fixed-price bid for a discovery and planning phase (e.g., creating technical specifications and wireframes).

We look forward to reviewing your application.

Job Types: Part-time, Contract

Experience:

• System development: 5 years (Required)

Work Location: In person