Zain Zahid

Full Stack AI Engineer

08/2023 - Present

Turing - San Francisco, California, United States (Remote)

• Working as a Lead Full Stack Engineer with Turing(a Silicon Valley startup, facilitates the hiring of senior pre-vetted remote developers for U.S. and Silicon Valley companies). Joined as a part of their rigorous pre-vetting process.
• Leading the active development of a robust 3PL Logistics platform and order fulfillment solution for high-growth e-commerce and retail ventures.
• Integrated AI agents for warehouse automation and inventory management using LangChain and LangGraph. Optimized order fulfillment workflows for high-growth e-commerce ventures, utilizing modern function calling techniques and LLM orchestration
• Implementing advanced RAG pipelines and hybrid search systems for efficient knowledge retrieval from operational logistics data using Pinecone vector database
• Designing and implementing dynamic front-end applications employing Angular core framework skills integrating key technologies such as RxJS, and Ngrx for state management, Reactive Form handling, observables, signals, modular architecture, PrimeNg & Angular Material for styling and utilized Firebase Auth for authentication ensuring seamless integration with back-end systems.
• Building robust Backend RESTful APIs using Node.js, Express.js, Typescript, and FastAPI for Python-based AI services adhering to industry best practices for scalability, performance, and integrating SQL in conjunction with Sequelize ORM for efficient database management, encompassing tasks like creating migrations, executing complex queries.
• Developing SPA's with React.js demonstrating proficiency in core React concepts including functional component-based architecture, form handling, event handling, routing, and animation. Utilized Redux/RTK for efficient state management while integrating Material UI for enhanced user interface experiences.
• Implemented Reinforcement Learning from Human Feedback (RLHF) for coding models, systematically evaluating and improving LLM responses to generate production-ready, high-quality code. Optimized model training pipelines and evaluation metrics to ensure consistent improvement in model outputs and reduced computational overhead.
• Implemented Supervised Fine-Tuning (SFT) techniques to enhance LLM model capabilities in specific domains and tasks, particularly focusing on tool calling and function calling with minimal hallucination.
• Proactively identifying opportunities for AI-driven performance enhancements while maintaining expertise in current LLM technologies and prompt engineering methodologies (Tree of Thoughts, Constitutional AI etc.)
• Diligently maintaining documentation for codebase and API's using tools like JSDocs and Swagger/OpenAPI for comprehensive understanding and seamless collaboration.
• Providing comprehensive training, guidance, and assistance to team members for the development of high-performance, low-latency applications.
• Worked on popular AWS cloud services such as EC2, ECS, S3 and serverless architecture(AWS Lambda).
• Creating and executing AI roadmaps that leverage the latest advancements in multi-model AI systems (text, numerical data, and structured documents) and industry specific models.
• Operating within an Agile and Scrum framework, ensuring streamlined project execution, contributing to sprint planning, daily stand-ups, and retrospective meetings.

Full Stack Developer

05/2021 - 12/2023

Cloudtek Inc - Islamabad, Pakistan

• I worked as Full-Stack Developer and also led the team of full-stack developers to deliver innovative solutions following agile methodology on different projects. I wore multiple hats and have worked on various projects in highly interdependent team structures
• Created new features, and capabilities for dynamic single-page applications(SPAs) web applications using Javascript/Typescript, and JS frameworks/libraries such as React/Next.js, Angular, Node.js.
• Designed and implemented robust REST and GraphQL architecture-based web services utilizing Node.js, Nest.js framework. MySQL and Sequelize.
• Designed and implemented AI workflow automation using n8n and Make.com to optimize existing business processes and create new automated workflows
• Successfully migrated a legacy Wordpress-based CMS, event management and marketing website to a modern JAM-stack application using React/Next.js on the front end, React Query for cache + state management, leveraged Atomic design principles, styled-components for encapsulated styling, improved component reusability backed by Wordpress REST API as a headless CMS.
• Designed and developed the MEAN Stack Application provides background checks with a Dynamic UX Management module that supports multiple themes/layouts and 11 different app versions utilizing Angular, Node.js, and MongoDB, along with Jasmine, Karma, and Jest for unit testing, Playwright for end-to-end testing, and Gitlab for source control and project management.
• Involved in all stages of Software Development Life Cycle (SDLC) including application design, development, debugging and testing the applications.
• Worked with the modern headless CMS such as Strapi, Keystone, Contentful
• Documented the codebase as well as technical and operational aspects of the projects.

Software Engineer (MEAN Stack)

07/2019 - 04/2021

Locopixel Pvt Ltd - Islamabad, Pakistan

• Developed, tested, and maintained single page applications using Angular, Typescript, Ngxs/Ngrx for managing state of applications and Angular Material for the frontend design.
• Worked on creating RESTful APIs for multiple applications using Node.js, Express, and MongoDB+Mongoose.
• Developed of MEAN stack-based web application and Ionic mobile app for the government of Punjab agriculture project, focused on monitoring, management, and farm land demarcation
• Worked on a logistics software solution for transportation management for a french company featuring a microservice architecture, utilizing Node.js, Angular, MySQL, and MongoDB for complete shipment tracking and management.
• Responsible for creating efficient design and developing user interactive screens using HTML, CSS3/SCSS.
• Practiced in Agile and Scrum methodologies, with a solid understanding of version control systems such as Git, and Project Management tools such as Jira, Asana, Gitlab.
• I was part of the core Development team which provided development support to various internal projects.

Web Development Intern

07/2018 - 08/2018

International Cooperation Office, Air University - Islamabad, Pakistan

• I developed a website and CMS for my university international corp office using ASP.NET MVC framework, SQL Server, ADO.NET, and implemented basic data analysis visualizations using Python libraries to display scholarship statistics and program metrics
• They are able to post all the news feeds, scholarships, and programs they offer through this website and maintain it using the CMS created for them.

Bachelor of Science: Computer Science

2015-2019

Air University - Islamabad

I've gained a strong understanding of the computer science and programming fundamentals, mastering essential concepts including:

• Data Structures and Algorithms: I delved into details of data structures and algorithmic problem-solving, developing critical problem-solving skills that continue to serve me in my career.
• Object-Oriented Programming (OOP): I gained expertise in designing and implementing efficient, modular, and maintainable code using OOP principles.
• Database Design: I refined my skills in database design. This skill has been super useful when working with different database systems.
• Design Principles and Patterns: I learned to design scalable, maintainable software systems by applying design principles and design patterns, fostering software craftsmanship.
• Electives and Projects: I've expanded my abilities by taking elective courses in web development and machine learning, broadening my skill set.

Best Team Player Award

Dec 2021

Cloudtek Inc

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Introduction to Machine Learning

Feb 2019

Datacamp

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Python Fundamentals (Skill Track)

June 2019

Datacamp

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