Hamza Tariq Email & Phone Number

London, United Kingdom

Bboxx provides clean energy solutions to off-grid communities in Africa and Asia. With operations in over 12 countries, Bboxx has positively impacted over 2 million lives — the company's solar-powered systems power homes and businesses, with a mission to achieve universal energy access.In this role, I am experiencing the following responsibilities:• Leading a pivotal project, creating a proprietary serverless software solution to aggregate financial data from our CRM and integrating it with SAP as a source of truth for financial analytics that will reduce 70% of the cost of the operation in lieu of using third-party services.• Fostering collaboration across a cross-functional team, taking part in decision-making and design discussions, from ideation to architecture, code, and deployment.• Planning new features with the product owners, delegating and dividing the tasks while adding detailed technical specifications for progressive software development.• Designing and implementing microservices architecture using Python Flask within AWS, optimizing communication via AWS SNS/SQS.• Developing and maintaining the services, ensuring code scalability and maintainability while utilizing PostgreSQL database and SQLAlchemy to facilitate database communication.• Using CloudWatch Logs for effective debugging and monitoring, maintaining robust logging practices for troubleshooting and performance analysis.• Writing comprehensive unit test cases to validate software functionality and consistently achieving high code coverage of 90% to uphold software quality standards.• Migrated invoicing data from more than 4 TBs of data in V1's multi-tenant databases to the microservice's database using raw SQL scripts.• Conducting daily code reviews, offering constructive feedback to the development team, and enforcing coding standards and best practices to improve code quality.

Lahore, Punjab, Pakistan

Dubizzle Labs is the technical arm of a unicorn organisation Emerging Markets Property Group (EMPG).I worked as a Full Stack Software Engineer on their internal CRM 'Propforce' that runs the core real-estate business of EMPG in Pakistan, Thailand, Turkey, Bangladesh, and Morocco.During my tenure at Dubizzle, I:• Worked in a cross-functional team of 30 people, building a multi-tenant product using Node.js, Express.js, Angular 8, Redis, MySQL, and AWS.• Developed an effective end-to-end one-click solution for the sales staff to contact/call their clients via WhatsApp, Virtual PBX Machines, or Smartphones from the web portal for multiple tenants across different countries. The feature enhanced the process by 90% with a 100% adaptation, saving the users approximately 10 seconds on each client call.• Collaborated with the product team to gather and refine new requirements for progressive software development and defined system architecture and schema design for new and existing features, increasing feature delivery by 30% as a team.• Integrated Google Authentication into the company's in-house application to increase end-user productivity by saving them the trouble of logging in using the conventional login form. Ideated and refactored the login page design for a better user experience.• Synced staff operations with Google Apps i.e., Google Calendar using Google APIs letting them effectively manage their client meetings.• Integrated Google Analytics to track real-time usage of the features.• Actively contributed to software application development including designing, coding, testing, and debugging.• Worked as a team player by assisting the team members, conducting code reviews, addressing bug fixes, and highlighting team collaboration & code quality.• Identified technical challenges and proposed solutions to resolve them.• Provided technical guidance and mentorship to junior developers to help them improve their skills and grow in their careers.

Lahore, Punjab, Pakistan

• Worked on latency optimization for the productivity dashboard bringing the load time down from 8.5 seconds to 0.7 seconds by adopting schema refactoring, query optimization, and response caching to avoid making additional API calls.• Restored a productivity graph that was shut down due to latency timeout by remarkably bringing the load time to 0.3 seconds by refactoring the data computation algorithm on the frontend and reducing the number of API calls.• Implemented business requirements into live features under the umbrella of different design patterns to ensure service integrity.• Managed modules related to Sales CRM, Leads & Clients Management, and Affiliates.• Spearheaded the implementation of a business metrics-based dashboard with a responsive design for generating real-time activity & revenue reports.• Optimized response time for some of the most used reports by revamping schema and queries which significantly decreased the load time.• Migrated legacy JavaScript code to TypeScript, enhancing system efficiency and code readability by 40%.• Troubleshooted a critical bug in the production environment within a 3rd party integration blocking the affiliates creation and helped in resolving it.• Followed test-driven development, writing test cases for Rest APIs and Angular components by using JEST and Chai/Mocha to maintain 90% code coverage.• Participated in daily code reviews to ensure code quality.

Lahore, Punjab, Pakistan

• Collaborated with the backend and project team on design discussions and feature delivery.• Built responsive Angular components using HTML, CSS, and Javascript.• Designed web/mobile application prototypes using Adobe XD.• Worked on styling new and existing web components.• Created SVG components/icons for the application pages using Adobe Illustrator.