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Mahmoud Kalekish Logo

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Resume

Mahmoud Kalekish

Profile

Full-Stack Software Engineer with 3+ years of experience designing and delivering scalable web and mobile solutions. Skilled in Angular, Spring Boot, MERN, and Flutter, with a growing focus on DevOps (Docker, Kubernetes) and applied AI research through ongoing PhD studies in Generative AI and Digital Twins. Proven ability to work across the full development lifecycle, contribute to digital twin simulations, and deliver high-impact freelance projects for startups and businesses. Eager to leverage technical expertise and research-driven approach to deliver innovative, efficient solutions that align with company goals and drive long-term growth.

Skills

Frontend: HTML, CSS, Tailwind CSS, JavaScript, TypeScript, React, Angular, Next.js, Material UI, Bootstrap, Redux

Backend: Node.js, Express.js, Laravel, PHP, Java, Spring Boot, .NET, Firebase, REST APIs, GraphQL

Databases: MongoDB, MySQL, PostgreSQL, PL/SQL, Firestore, Redis

DevOps & Tools: Docker, Kubernetes, Helm, Grafana, GitHub, GitLab, Bitbucket, Postman, CI/CD, Nginx, AWS, Hostinger, Jira

Mobile Development: Flutter, React Native, Android Studio (Java)

CMS & Design: WordPress, Figma, StrapiJS, Shopify

Programming Languages: Java, C++, C#, PHP, Python

Professional Experience

IN2|Beirut, Lebanon

Full-Stack Engineer |October 2023 - Present

  • Architecting and delivering end-to-end solutions using Angular (frontend) and Spring Boot (backend).
  • Integrated ZKTeco BioTime, BioTimeCloud, BioSecurity & BioAccess, boosting access control and time-tracking efficiency by ~30%, reducing manual interventions.
  • Led database migration efforts and implemented Liquibase for schema version control, cutting deployment errors by 40%.
  • Resolved critical bugs using advanced debugging techniques, improving system stability and reducing downtime by 25%.
  • Integrated and optimized third-party APIs, enhancing overall performance.
  • Collaborated in Agile teams on sprint planning, retrospectives, and daily stand-ups.
  • Participated in code reviews and peer mentoring, ensuring high-quality, maintainable code.
  • Maintained documentation of codebase, configs, and API integrations, reducing onboarding time by ~50%.

Merix|Beirut, Lebanon

Full-Stack Software Engineer |October 2021 – Present

  • Delivered 10+ full-stack web and mobile applications for startups and businesses, accelerating product launches and supporting scalability.
  • Collaborated directly with clients to define requirements, translating business needs into tailored technical solutions with high client satisfaction and repeat engagements.
  • Built scalable systems using Spring Boot, Angular, Flutter, React, and Firebase, supporting applications with hundreds of active users.
  • Integrated REST APIs, payment gateways, Firebase Auth, and third-party services.
  • Deployed applications using Docker, Kubernetes, AWS, and Hostinger.

BEANZ|Abu Dhabi, United Arab Emirates

Remote Software Engineer |July 2023 - October 2023

  • Built responsive, dynamic user interfaces using React.js, TypeScript, and Tailwind CSS.
  • Integrated multilingual support (including Arabic) using React i18n, enhancing accessibility for a diverse user base.
  • Dockerized applications for consistent and efficient deployment across environments.
  • Collaborated in a fully remote, cross-functional team using Jira, Bitbucket, and Git for task management and version control.
  • Contributed to the successful delivery of high-performance web applications with a focus on accessibility, localization, and containerization best practices.

Codi Tech|Beirut, Lebanon

Full Stack Web Developer |November 2022 - June 2023

  • Developed full-stack applications using a range of backend technologies including Laravel, Express.js, Node.js, MongoDB, PHP, SQLite, and REST APIs.
  • Designed and built responsive frontends using React.js, React Native, JavaScript, HTML5, and CSS.
  • Built and tested APIs with Postman, and implemented efficient API-driven architectures.
  • Containerized applications with Docker ensuring consistent deployment across environments.
  • Administered and maintained server environments using LAMP Stack on Linux.
  • Followed Agile methodologies for project planning, task tracking, and team collaboration.
  • Managed and customized websites using WordPress CMS, focusing on usability and content publishing.
  • Delivered 5+ production-ready applications within tight deadlines.
Education

PhD in Generative AI and Digital Twins (Ongoing)|Université de Liège (ULiège)

Liège, Belgium | 2025 – Present (Expected 2028)

Conducting advanced research in Generative AI and Digital Twin simulations, bridging academic innovation with practical applications for intelligent systems.

MA in Management Information System|Lebanese University

Beirut, Lebanon |2022 - 2024

BA in Management Information System|Lebanese University

Beirut, Lebanon |2019 - 2022

Languages
  • Arabic — Native
  • English — Proficient
  • French — Proficient
  • German — Beginner (currently learning)