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I'm a Senior Full-Stack Developer with 10+ years of experience building high-performance web and mobile applications across e-commerce, hospitality, and enterprise systems. I specialize in crafting scalable, secure, and user-centric products using React, Node.js, Spring Boot, Django, and React Native, with a strong focus on cloud-native architectures and microservice patterns. I love clean architecture, performance optimization, and delivering seamless cross-platform experiences. I enjoy mentoring teams, collaborating with UX and data colleagues, and turning complex requirements into robust, maintainable solutions that scale.…I'm a Senior Full-Stack Developer with 10+ years of experience building high-performance web and mobile applications across e-commerce, hospitality, and enterprise systems. I specialize in crafting scalable, secure, and user-centric products using React, Node.js, Spring Boot, Django, and React Native, with a strong focus on cloud-native architectures and microservice patterns. I love clean architecture, performance optimization, and delivering seamless cross-platform experiences. I enjoy mentoring teams, collaborating with UX and data colleagues, and turning complex requirements into robust, maintainable solutions that scale.

Muhammad Zamir

1st Assistant Director, Full Stack Developer, Web Developer, +5

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I'm a Senior Full-Stack Developer with 10+ years of experience building high-performance web and mobile applications across e-commerce, hospitality, and enterprise systems. I specialize in crafting scalable, secure, and user-centric products using React, Node.js, Spring Boot, Django, and React Native, with a strong focus on cloud-native architectures and microservice patterns. I love clean architecture, performance optimization, and delivering seamless cross-platform experiences. I enjoy mentoring teams, collaborating with UX and data colleagues, and turning complex requirements into robust, maintainable solutions that scale.…I'm a Senior Full-Stack Developer with 10+ years of experience building high-performance web and mobile applications across e-commerce, hospitality, and enterprise systems. I specialize in crafting scalable, secure, and user-centric products using React, Node.js, Spring Boot, Django, and React Native, with a strong focus on cloud-native architectures and microservice patterns. I love clean architecture, performance optimization, and delivering seamless cross-platform experiences. I enjoy mentoring teams, collaborating with UX and data colleagues, and turning complex requirements into robust, maintainable solutions that scale.

Available to hire

I’m a Senior Full-Stack Developer with 10+ years of experience building high-performance web and mobile applications across e-commerce, hospitality, and enterprise systems. I specialize in crafting scalable, secure, and user-centric products using React, Node.js, Spring Boot, Django, and React Native, with a strong focus on cloud-native architectures and microservice patterns.

I love clean architecture, performance optimization, and delivering seamless cross-platform experiences. I enjoy mentoring teams, collaborating with UX and data colleagues, and turning complex requirements into robust, maintainable solutions that scale.

Skills

Experience Level

Expert

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Intermediate

Intermediate

Language

Malay

Fluent

English

Fluent

Work Experience

Full Stack Flutter Developer at CS Leaflabs

March 1, 2025 - Present

Design and develop high-performance cross-platform mobile applications with Flutter, ensure real-time data synchronization via Firebase Firestore and Cloud Messaging, implement secure authentication with Auth0, and build scalable backend services using REST and GraphQL. Apply CI/CD practices with GitHub Actions and Docker for containerization; leverage PostgreSQL for relational data storage and cloud solutions (Azure) to deliver secure, scalable apps.

Full Stack Flutter Developer (Internship) at CS Leaflabs

February 1, 2025 - October 3, 2025

Gained hands-on experience building cross-platform mobile apps using Flutter, integrated cloud-based backend services (Firebase, Google Cloud Storage), optimized Firestore queries, and implemented CI/CD pipelines with GitHub Actions. Collaborated with senior developers in Agile sprints to deliver features and improve app performance.

Sales Advisor (Part-Time) at Sports Direct

January 1, 2025 - October 3, 2025

Delivered personalized customer service in a dynamic retail environment, leveraged POS systems and CRM software, contributed to an improved in-store experience through promotions and product recommendations, and consistently aimed to exceed sales goals.

Sales Consultant at Al-Ikhsan Sports Sdn Bhd

September 1, 2023 - October 3, 2025

Achieved 90% of sales targets in a competitive retail setting, upsold complementary products based on customer needs, and developed strong product knowledge to improve customer satisfaction and repeat business.

Software Developer at VectoPlan GmbH

July 1, 2023 - October 3, 2025

Worked on AI-driven urban development platforms, including AI building generation using genetic algorithms and constraint programming, and a city digital twin integrating IoT, BIM, and real-time geospatial data. Led the development of a scheduling system for facility management and applied graph neural networks for spatial analysis.

Senior GenAI Engineer at Nike

August 1, 2025 - August 1, 2025

Designed and deployed Nike's GenAI shopping assistant on Nike.com + SNKRS using LangChain, OpenAI APIs, and FAISS/Pinecone, enabling conversational discovery and reducing support handling time by 35%. Built a multi-agent automation system that generated marketing copy, product descriptions, and campaign assets, cutting manual workload by 40%. Launched AI-powered trend forecasting and style-matching models with PyTorch, boosting SNKRS app retention by 30%. Engineered Nike Fit Predictor service (CV + NLP + purchase data) reducing size-related returns by 18%. Developed supply chain demand forecasting models with AWS SageMaker + PyTorch Lightning, reducing out-of-stock events by 22%. Automated AI infrastructure with Kubernetes, Terraform, GitHub Actions, scaling microservices to millions of users. Led cross-functional Agile teams, mentored junior engineers, and implemented ML governance with MLflow + Databricks A/B testing.

Software Developer at VectoPlan GmbH

July 1, 2023 - July 1, 2023

Delivered AI-driven building generation using genetic/constraint optimization with TensorFlow/PyTorch; cut urban-planning iteration time by ~30%. Built predictive maintenance schedulers (Prophet/TensorFlow, Celery, Redis) reducing facility downtime ~25%. Produced a city digital twin by IoT/BIM/geospatial data; applied GNNs (PyTorch Geometric) for infrastructure analysis and scenario testing. Implemented computer-vision pipelines (OpenCV) to transform blueprints into 3D models and support automated QA.

Senior AI/ML Engineer at Urbint

June 1, 2022 - June 1, 2022

Designed an AI-driven risk surveillance platform processing 200+ CCTV feeds in real time on GCP (Cloud Run, Pub/Sub, Cloud Functions). Fine-tuned LLMs for chatbot-style recommendations and built synthetic datasets via LangChain + OpenAI for domain adaptation. Delivered a CV + NLP document parsing platform using Vision AI, NLP API, AI Platform, and GKE, supporting large-scale multi-tenant deployment. Drove 85% test coverage on ML pipelines using Pytest + Cypress, ensuring reliability in production. Led cloud architecture design (multi-tenant, secure, PCI-compliant) on GCP and mentored new team members.

Senior Machine Learning Engineer at Hyatt Hotels Corporation

November 1, 2020 - November 1, 2020

Built SageMaker end-to-end ML pipeline based on Databricks Data Science pipeline. Built multi-agent Business Process Automation processes with LangChain, Autogen, Python, PyTorch, Llama with Prompt Tuning, and LLM fine-tuning. Optimized training and deployment performance using Torch profiler, SageMaker, Spark, Airflow. Collaborated with a team of engineers to build and deploy an ML model for a marketing client, resulting in a 40% increase in click-through rates and a 30% increase in conversions. Designed and implemented dynamic data visualization tools, enhancing data interpretability. Developed and deployed an advanced chatbot leveraging LLMs that improved user engagement by 30% and reduced response times. Led Retrieval-Augmented Generation to provide precise real-time data in conversations and integrated chatbots with enterprise systems, reducing operational costs by 20%.

AI/ML Engineer at Optum

November 1, 2019 - November 1, 2019

Developed chronic disease risk prediction models (claims + EHR data) with Scikit-learn + TensorFlow; improved predictive accuracy by 25%. Built FHIR/HL7-compliant APIs with Flask + FastAPI, and implemented ETL pipelines with PySpark + Airflow, ensuring PCI/HIPAA governance. Designed NLP pipelines for clinical note classification and decision support. Deployed retrainable ML services with Azure ML, MLflow, and Kubernetes.

Machine Learning Engineer at Amazon

July 1, 2016 - July 1, 2016

Contributed to Amazon Alexa, focusing on NLU, NLP, ML, speech recognition and deep learning techniques; collaborated with cross-functional teams to deploy ML models across Alexa features, including voice recognition and personalized recommendations.

Senior Full-Stack Developer (Remote) at Polybit

August 1, 2025 - August 1, 2025

Led the full-stack development of Nike’s conversational shopping assistant and personalized product pages, integrating backend APIs with React and Node.js microservices. Built responsive, high-traffic frontends for Nike.com and the SNKRS app; developed RESTful APIs and GraphQL services for personalization and recommendations hosted on AWS (Lambda, ECS, S3). Implemented CI/CD pipelines with GitHub Actions, Docker, and Kubernetes to enable reliable delivery across production clusters. Collaborated with UX, data, and mobile teams to deliver cross-platform features with React Native for SNKRS, and integrated analytics dashboards using Next.js + D3.js to provide real-time insights for marketing and merchandising teams.

Full-Stack Developer (Remote) at VectoPlan GmbH

July 1, 2023 - July 1, 2023

Delivered enterprise web applications for infrastructure management using Angular + Django REST Framework. Built PWAs and React Native mobile apps for on-site engineering teams, integrating IoT and sensor data APIs. Designed data visualization dashboards with Chart.js and Leaflet for geospatial/building analytics. Managed cloud deployment pipelines with Docker, Terraform, and AWS ECS. Contributed to backend modules in Python (FastAPI) and integrated them with frontend systems for real-time updates.

Software Engineer (Remote) at Urbint

June 1, 2022 - June 1, 2022

Designed and implemented multi-tenant SaaS applications with React, Node.js (Express), and PostgreSQL, serving thousands of users. Built secure authentication and role-based access with JWT, OAuth2, and Azure AD. Developed dashboard interfaces for real-time risk monitoring and reporting using WebSockets + React Query. Migrated monolithic systems to containerized microservices on GCP (Cloud Run, GKE). Enhanced CI/CD with automated tests (Jest, Cypress) achieving 85% test coverage.

Full-Stack Developer (Remote) at Hyatt Hotels Corporation

November 1, 2020 - November 1, 2020

Built hotel booking and customer engagement platforms using Spring Boot, React, and PostgreSQL. Developed internal business automation tools and chat-based guest interfaces for operational efficiency. Designed data-driven dashboards and visual analytics for marketing and operations teams. Implemented API gateways and caching with Redis + Nginx, improving response times by 25%. Collaborated with distributed teams to securely deploy applications on AWS + Azure.

Software Engineer (Remote) at Optum

November 1, 2019 - November 1, 2019

Developed web and mobile applications for healthcare data visualization and analytics using React, Flask, and FastAPI. Built secure APIs for clinical data workflows with FHIR/HL7 compliance. Integrated CI/CD and monitoring with Jenkins, Prometheus, and Grafana. Implemented role-based dashboards improving operational insights and workflow efficiency.

Software Developer (Contract) at Amazon

July 1, 2016 - July 1, 2016

Contributed to backend modules for Alexa’s developer tools, focusing on voice command data APIs. Developed internal dashboards and testing utilities using Node.js and AngularJS. Collaborated with speech and data teams to optimize performance in production environments.

Education

Bachelor’s Degree (Honors) in Computer Science at UiTM Kuala Terengganu

January 1, 2021 - December 1, 2024

Foundation in Engineering at UiTM Dengkil

January 1, 2020 - December 1, 2021

Bachelor's Degree in Computer Science at UiTM Kuala Terengganu

January 1, 2011 - January 1, 2014

Bachelor’s Degree in Computer Science at Universiti Teknologi MARA (UiTM), Kuala Terengganu

January 1, 2011 - January 1, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Education, Manufacturing, Computers & Electronics, Retail, Healthcare, Travel & Hospitality