Muhammad Rizwan

SENIOR SOFTWARE ENGINEER

ALFAIN Technologies (PVT) Limited / Lahore, Pakistan / Mar 2025 - PRESENT

• Working with Pakistan Space & Upper Atmosphere Research Commission (SUPARCO).
• Built cloud-native microservices using .NET Core and Azure Functions, improving system scalability and reducing infrastructure costs by 40% through efficient serverless architecture.
• Developed modular Angular frontends with reusable components, cutting frontend maintenance time by 30% and boosting development speed for new features.
• Led Agile sprint planning, task estimation, and code reviews, improving team velocity by 25% and ensuring high-quality deliverables.
• Integrated Application Insights for centralized logging and monitoring, enhancing system observability and reducing incident resolution time by 50%.

SENIOR SOFTWARE ENGINEER

Ryalize W.L.L. / Manama, Bahrain / Aug 2023 - Jan 2025

• Redesigned and restructured a legacy monolithic system into a modular, scalable architecture, enabling the platform to handle a 10x increase in user traffic and maintain 99.9% uptime, improving user experience and business continuity.
• Reduced technical debt by 40%, resulting in faster development cycles and decreased maintenance overhead.
• Improved system performance by 60% by refactoring bottlenecks and optimizing backend services, leading to faster response times and higher user satisfaction.
• Implemented CI/CD pipelines with GitHub Actions and Docker, enabling zero-downtime deployments and increasing release frequency by 3x.
• Engineered a dynamic reposting mechanism using Reflection, enabling extensibility and eliminating the need for code changes when adding new report types.
• Created an automated file migration script to move legacy assets to Amazon S3, integrating detailed logging and fail-safe mechanisms to ensure data integrity and system reliability.
• Built advanced query-based report filtering using LINQ and SQL optimization, improving data retrieval speed by 50% and enhancing the analytics experience for end-users.
• Integrated secure online payment APIs with partner banks, replacing manual processes and increasing payment efficiency by 70%, reducing errors and transaction time.
• Automated HRM data syncing with a custom-built API, eliminating manual payroll processing and saving 200+ hours annually in administrative effort.
• Led client requirement gathering sessions, converting business needs into actionable technical specifications to ensure project alignment and stakeholder satisfaction.
• Managed and mentored a team of 4 engineers, delivering projects ahead of schedule with a strong focus on clean code, SOLID principles, and long-term maintainability.

SENIOR SOFTWARE ENGINEER

Illumina Technology / Portland (Remote) / May 2023 - Jun 2024

• Led the design and architecture of complex systems, restructuring legacy architectures into clean, scalable solutions following best practices such as Domain-Driven Design (DDD) and SOLID principles, improving maintainability and reducing technical debt.
• Migrated systems from SQL to Cosmos DB, leveraging the power of distributed NoSQL databases and serverless functions to improve scalability, reduce latency, and cut infrastructure costs by 30%.
• Collaborated with cross-functional, multi-timezone teams, ensuring alignment on system integration, security compliance, and deployment strategies to guarantee high-quality, reliable releases.
• Spearheaded CI/CD pipeline development on Azure DevOps, automating the deployment process and reducing release cycle time by 40%, improving the speed and consistency of software delivery.
• Enhanced system security by aligning with compliance standards, mitigating risks, and ensuring integrations met security best practices and regulatory requirements.
• Managed and coordinated high-impact projects, fostering a collaborative environment that resulted in the successful delivery of scalable, secure solutions with measurable business outcomes.
• Migrated systems from SQL to Cosmos DB, leveraging the power of distributed NoSQL databases and serverless functions to improve scalability, reduce latency, and cut infrastructure costs by 30%.

SENIOR SOFTWARE ENGINEER / TEAM LEAD

Deline Media / Lahore / May 2022 - Jun 2023

• Led development of a SaaS-based healthcare product (CM, HMS, DME), utilizing HTML, CSS, JavaScript, Node.js, and PHP to ensure cross-browser and cross-device compatibility, improving accessibility and user satisfaction.
• Optimized system performance by resolving bottlenecks, implementing database indexing, and caching strategies, and transitioning to a microservices architecture, resulting in 40% faster load times and improved system scalability.
• Enhanced system security by implementing OAuth2.0 authentication, input validation, and data encryption protocols, reducing vulnerabilities and safeguarding sensitive healthcare data in compliance with regulations.
• Re-engineered task management system, addressing task delays, data loss, and collaboration limitations by incorporating real-time updates via WebSockets, role-based access control (RBAC), and automated notifications, improving task completion times by 25%.
• Developed real-time communication features using WebSockets and RabbitMQ for scalable event handling, ensuring efficient messaging and real-time updates, contributing to a 50% reduction in response time.
• Migrated monolithic architecture to microservices, optimizing API calls, containerizing deployments using Docker/Kubernetes, and enhancing the UI/UX, resulting in more flexible and scalable systems that support future growth.
• Collaborated with clients to gather business requirements, translating them into technical solutions that ensured the successful delivery of projects, and meeting deadlines and exceeding client expectations.

SR. SOFTWARE ENGINEER

MS Solution / Lahore / Jul 2021 - Apr 2022

• Led a team of developers in the design and development of a proprietary CRM system for an enterprise client and its strategic partners, improving business process efficiency by 30% and enhancing data management capabilities.
• Managed a cross-functional team of 15 developers, overseeing Laravel and Blockchain (Multichain) integration, ensuring high-quality code and timely project delivery.
• Optimized the development process, implementing Agile methodologies and Scrum practices, which reduced development cycle time by 25% and improved team collaboration.
• Architected and implemented blockchain solutions for secure data handling, leveraging Multichain to provide transparent and tamper-proof data storage, improving data security and traceability.
• Improved system performance by integrating real-time features, reducing transaction times by 40%, and ensuring a scalable architecture capable of handling future growth.
• Collaborated with stakeholders to gather requirements, ensuring project alignment with business goals, and delivering custom features to meet client needs on time and within budget.
• Provided technical mentorship to junior developers, promoting best practices in coding, code reviews, and system architecture, leading to improved code quality and team skills development.
• Implemented CI/CD pipelines to streamline deployments and automate testing, reducing deployment time by 50% and increasing deployment frequency with minimal issues.
• Delivered successful product updates and feature releases through efficient project management, driving continuous improvement and meeting evolving business needs.

SR. SOFTWARE ENGINEER

ZeroBit Tech / Sadiqabad / Mar 2017 - Jul 2021

• Modified and updated existing software applications, ensuring they met evolving client needs and industry standards, which resulted in a 15% improvement in system efficiency and enhanced user satisfaction.
• Built REST APIs and desktop applications using C#, improving integration with third-party services and enabling seamless data exchange between systems, which led to faster data processing.
• Collaborated with cross-functional teams to develop software solutions tailored to meet customer requirements, resulting in the successful delivery of customized features for diverse clients.
• Contributed to the development of applications written in C#, PHP (Laravel), JavaScript (jQuery), and TypeScript (Angular), ensuring seamless functionality across platforms and enhancing the overall user experience.
• Reviewed and optimized code for performance, maintainability, and scalability, resulting in more efficient codebases and a 30% reduction in technical debt.
• Worked closely with stakeholders to gather requirements and translate business needs into technical solutions, ensuring timely delivery and client satisfaction.
• Implemented unit and integration tests, improving system reliability and reducing production issues by 20%.
• Provided technical support and troubleshooting for software issues, maintaining high client satisfaction levels and ensuring prompt issue resolution.

SENIOR .NET DEVELOPER

Hello World Technologies / Rahim yar khan / Mar 2016 - May 2017

• Designed and developed internal systems for order entry/management, conversion/revenue reporting, and production workflow tracking, improving operational efficiency and reducing manual intervention by 25%.
• Developed and implemented custom REST APIs using .NET and Laravel PHP, enabling seamless integration between systems and external services, resulting in improved data flow and reduced integration complexity.
• Architected and implemented a .NET application to streamline high-traffic server resource configuration and allocation, optimizing server usage, reducing latency, and improving system performance by 30%.
• Collaborated with cross-functional teams to ensure smooth system integration and that software met the client's business requirements, enhancing stakeholder satisfaction and ensuring project alignment.
• Optimized application performance by identifying and addressing key bottlenecks, achieving faster response times and better system stability under heavy load.
• Reviewed and refined codebase for performance, maintainability, and scalability, resulting in a more robust solution that reduced future development time and costs.

.NET DEVELOPER

• Developed desktop applications using .NET Framework, delivering efficient, user-friendly solutions tailored to client needs and reducing manual workload by 15%.
• Built cross-platform mobile applications using Xamarin, enabling consistent functionality across Android and iOS with a shared codebase, reducing development time and effort by 40%.
• Collaborated with the design and QA teams to ensure optimal performance, usability, and seamless user experience across multiple devices.
• Participated in debugging, testing, and optimizing code, contributing to a more stable and responsive application.