Browse Freelancers

Expert in: OutSystems, .NET, ASP.NET + 4 more

OutSystems consultants with extensive experience in designing, developing, and maintaining applications collaborate with cross-functional teams to gather insights, enhance applications, and ensure alignment with business requirements. They also leverage engaging AI tools like n8n for automation.…

Web DeveloperProgrammerFront-End Developer

Edmund Phoon Jian Cheng

Web DeveloperProgrammerFront-End Developer

 Singapore

Expert in: SQL, Java, OutSystems + 9 more

I am a detail-oriented and adaptable Software Engineer / IT Specialist with practical experience spanning application development, system support, and enterprise-level IT operations. I translate real-world business and operational requirements into scalable digital solutions while ensuring day-to-day IT systems stay stable and well supported. I have built and maintained internal applications, written SQL queries for debugging and reporting, and contributed to data modeling, testing, and deployment across enterprise environments. I thrive in collaborative teams and am committed to continuous learning across software and infrastructure domains. I enjoy driving digital transformation initiatives, delivering user-centric software, and expanding my skillset across both software development and IT operations to deliver reliable, scalable results.…I am a detail-oriented and adaptable Software Engineer / IT Specialist with practical experience spanning application development, system support, and enterprise-level IT operations. I translate real-world business and operational requirements into scalable digital solutions while ensuring day-to-day IT systems stay stable and well supported. I have built and maintained internal applications, written SQL queries for debugging and reporting, and contributed to data modeling, testing, and deployment across enterprise environments. I thrive in collaborative teams and am committed to continuous learning across software and infrastructure domains. I enjoy driving digital transformation initiatives, delivering user-centric software, and expanding my skillset across both software development and IT operations to deliver reliable, scalable results.

Back-End DeveloperFull Stack DeveloperFront-End Developer

Sherif Shaaban

 Wellington, United States

Back-End DeveloperFull Stack DeveloperFront-End Developer

Expert in: ASP.NET, C#, .NET + 23 more

I'm Sherif Shaaban, a software engineer with over 12 years of experience building and maintaining web and Windows applications using Microsoft technologies across the full software development lifecycle. I enjoy mentoring junior developers, collaborating with cross-functional teams, and delivering scalable, high-performance solutions. My expertise spans .NET, web services, databases, and cloud-based deployments.…I'm Sherif Shaaban, a software engineer with over 12 years of experience building and maintaining web and Windows applications using Microsoft technologies across the full software development lifecycle. I enjoy mentoring junior developers, collaborating with cross-functional teams, and delivering scalable, high-performance solutions. My expertise spans .NET, web services, databases, and cloud-based deployments.

Full Stack DeveloperDevOps Developer

WAFIK ULINNUHA

Full Stack DeveloperDevOps Developer

 Yogyakarta, Indonesia

Expert in: JavaScript, Laravel, Golang + 1 more

I am a passionate Backend Developer and DevOps enthusiast from Indonesia, currently focusing on developing robust backend systems and APIs. I believe in continuous learning and strive to improve my skills in modern technologies like Laravel and Outsystems.…

Rama Komali Mandava

 Dallas, United States

Expert in: JavaScript, Java, Figma + 1 more

I am Rama Komali Mandava, a creative Web Developer with around 6 years of experience in research and design of web applications. I focus on building UI-rich, responsive interfaces and applying human-centered design techniques to shape product strategy, user research, and usability improvements. I enjoy collaborating with cross-functional teams to translate user needs into intuitive interfaces, creating wireframes and high-fidelity mockups, and refining user journeys across web, mobile, and tablet experiences.…I am Rama Komali Mandava, a creative Web Developer with around 6 years of experience in research and design of web applications. I focus on building UI-rich, responsive interfaces and applying human-centered design techniques to shape product strategy, user research, and usability improvements. I enjoy collaborating with cross-functional teams to translate user needs into intuitive interfaces, creating wireframes and high-fidelity mockups, and refining user journeys across web, mobile, and tablet experiences.

Web DeveloperProgrammerFull Stack Developer

Web DeveloperProgrammerFull Stack Developer

Expert in: Python, SQL, CSS + 3 more

Hi, I’m Mazen Elmasri, an enthusiastic and detail-oriented Information Security graduate with a strong foundation in network security, business continuity, risk assessment, and ethical hacking. I enjoy tackling complex security challenges and am committed to protecting critical systems from evolving threats by applying hands-on skills and a proactive mindset. I’m eager to bring my cybersecurity knowledge into a real-world environment, collaborate with cross-functional teams, and contribute to safeguarding organizations from cyber risks. I value continuous learning and staying updated on the latest security practices and technologies.…Hi, I’m Mazen Elmasri, an enthusiastic and detail-oriented Information Security graduate with a strong foundation in network security, business continuity, risk assessment, and ethical hacking. I enjoy tackling complex security challenges and am committed to protecting critical systems from evolving threats by applying hands-on skills and a proactive mindset. I’m eager to bring my cybersecurity knowledge into a real-world environment, collaborate with cross-functional teams, and contribute to safeguarding organizations from cyber risks. I value continuous learning and staying updated on the latest security practices and technologies.

Expert in: CSS, JavaScript, HTML5 + 4 more

I'm Rúben de Pina, a Front-End Developer based in Cascais, Portugal, passionate about turning design into accessible and responsive web experiences. I enjoy clean code, scalable styles, and collaborating with designers and product teams to ship polished interfaces. Over the years I've built landing pages and websites using HTML5, CSS/SASS, JavaScript, and WordPress, while supporting teams with Git-based workflows and task automation with Gulp. I'm always eager to learn, adapt, and contribute to great products.…I'm Rúben de Pina, a Front-End Developer based in Cascais, Portugal, passionate about turning design into accessible and responsive web experiences. I enjoy clean code, scalable styles, and collaborating with designers and product teams to ship polished interfaces. Over the years I've built landing pages and websites using HTML5, CSS/SASS, JavaScript, and WordPress, while supporting teams with Git-based workflows and task automation with Gulp. I'm always eager to learn, adapt, and contribute to great products.

Web DesignerFront-End DeveloperWeb Developer

Rodrigo de Oliveira Costa

Web DesignerFront-End DeveloperWeb Developer

 Brazil

Expert in: CSS, Github, HTML5 + 9 more

I’m Rodrigo de Oliveira Costa, a UX/UI and Front-End Developer with a passion for turning ideas into intuitive web experiences. Since 2008 I’ve built web projects across e-commerce, marketing tech, and cloud-based platforms, with a focus on performance, accessibility, and clean UI. I specialize in Salesforce Marketing Cloud (AMPscript, Cloud Pages, Journey Builder), as well as modern front-end development using HTML, CSS, JavaScript, and React. I thrive in collaborative environments, enjoy solving complex UI challenges, and continually experiment with new technologies to deliver impactful user experiences for diverse audiences. In my free time I keep up with design patterns and share knowledge with teams to raise the bar on web solutions.…I’m Rodrigo de Oliveira Costa, a UX/UI and Front-End Developer with a passion for turning ideas into intuitive web experiences. Since 2008 I’ve built web projects across e-commerce, marketing tech, and cloud-based platforms, with a focus on performance, accessibility, and clean UI. I specialize in Salesforce Marketing Cloud (AMPscript, Cloud Pages, Journey Builder), as well as modern front-end development using HTML, CSS, JavaScript, and React. I thrive in collaborative environments, enjoy solving complex UI challenges, and continually experiment with new technologies to deliver impactful user experiences for diverse audiences. In my free time I keep up with design patterns and share knowledge with teams to raise the bar on web solutions.

ProgrammerProject Manager

João Meireles

ProgrammerProject Manager

 Guimaraes, Portugal

Front-End DeveloperWeb DesignerArt Director

Skilled in: Azure, JavaScript, Mendix + more

No BioMore info

Ali Ibrahim Yousry

Front-End DeveloperWeb DesignerArt Director

 Riyadh, Saudi Arabia

Expert in: JavaScript, Web Design, HTML5 + 20 more

Hi, I’m Ali Ibrahim Yousry. I’m a results-driven senior frontend development team lead with 20+ years of IT experience, specializing in Angular, SharePoint, OutSystems, and CMS platforms. I’ve delivered enterprise-scale solutions for government and private sectors in Saudi Arabia, led cross-functional teams, and driven digital transformation through agile practices and user-focused design. I excel at frontend architecture, low-code development, UX optimization, and product management. I enjoy mentoring teams, collaborating with stakeholders, and turning complex requirements into scalable, performant, and accessible digital experiences that deliver measurable improvements in user satisfaction and business outcomes.…Hi, I’m Ali Ibrahim Yousry. I’m a results-driven senior frontend development team lead with 20+ years of IT experience, specializing in Angular, SharePoint, OutSystems, and CMS platforms. I’ve delivered enterprise-scale solutions for government and private sectors in Saudi Arabia, led cross-functional teams, and driven digital transformation through agile practices and user-focused design. I excel at frontend architecture, low-code development, UX optimization, and product management. I enjoy mentoring teams, collaborating with stakeholders, and turning complex requirements into scalable, performant, and accessible digital experiences that deliver measurable improvements in user satisfaction and business outcomes.

Full Stack DeveloperWeb DeveloperFront-End Developer

Full Stack DeveloperWeb DeveloperFront-End Developer

Expert in: .NET, JavaScript, HTML5 + 7 more

I'm a Full Stack Software Developer with hands-on experience designing, enhancing, and maintaining full-stack applications across cloud environments and enterprise ecosystems. I specialize in .NET and Angular, REST API integration, and CI/CD automation, delivering robust, scalable solutions that support business growth. I excel in cross-functional collaboration, clear communication, and taking ownership of complex tasks, thriving in fast-moving environments. I'm committed to writing maintainable code, mentoring teammates, and driving long-term architectural improvements for scalability and reliability.…I'm a Full Stack Software Developer with hands-on experience designing, enhancing, and maintaining full-stack applications across cloud environments and enterprise ecosystems. I specialize in .NET and Angular, REST API integration, and CI/CD automation, delivering robust, scalable solutions that support business growth. I excel in cross-functional collaboration, clear communication, and taking ownership of complex tasks, thriving in fast-moving environments. I'm committed to writing maintainable code, mentoring teammates, and driving long-term architectural improvements for scalability and reliability.

Web DeveloperProgrammerData Scientist

Web DeveloperProgrammerData Scientist

Expert in: Python, SQL, Blender + 9 more

I'm a freelance project manager and developer passionate about turning business needs into solid software solutions. I enjoy coordinating cross-functional teams, solving complex problems, and delivering agile results. My work spans web app development (PHP Symfony, OutSystems), AI/ML research, data analysis, 3D modeling, image processing, and NLP. I thrive on collaboration, continuous learning, and creating innovative solutions for real-world challenges.…I'm a freelance project manager and developer passionate about turning business needs into solid software solutions. I enjoy coordinating cross-functional teams, solving complex problems, and delivering agile results. My work spans web app development (PHP Symfony, OutSystems), AI/ML research, data analysis, 3D modeling, image processing, and NLP. I thrive on collaboration, continuous learning, and creating innovative solutions for real-world challenges.

Full Stack DeveloperBack-End DeveloperFront-End Developer

Full Stack DeveloperBack-End DeveloperFront-End Developer

App DeveloperFull Stack DeveloperWeb Developer

Expert in: JavaScript, React Native, Docker + 7 more

No BioMore info

William Kevin Siagian

App DeveloperFull Stack DeveloperWeb Developer

 Jakarta, Indonesia

Expert in: Kotlin, Java

I am a reliable and fast learner, currently open for new opportunities, especially in Android development, not only in Indonesia but also other countries. I have 5+ years of experience developing and maintaining Android apps using Kotlin and Java, with hands-on experience in MVVM/MVI, Jetpack Compose, and modern Android architecture, including testing, DI, and multi-module projects.…

Expert in: JavaScript, Python, Java + 1 more

I'm a developer and researcher with international experience, blending software engineering with AR/VR research to solve real-world problems. I enjoy turning complex challenges into practical, scalable solutions and collaborating across teams and borders to push the boundaries of immersive technology. I'm currently pursuing an MSc in Computer Science Engineering and contributing to a global research project at Pázmány Péter Catholic University. I hold a degree in Business Informatics Engineering from Corvinus University of Budapest and studied at Maastricht University through ERASMUS, which has helped me build a versatile skill set and a collaborative mindset.…I'm a developer and researcher with international experience, blending software engineering with AR/VR research to solve real-world problems. I enjoy turning complex challenges into practical, scalable solutions and collaborating across teams and borders to push the boundaries of immersive technology. I'm currently pursuing an MSc in Computer Science Engineering and contributing to a global research project at Pázmány Péter Catholic University. I hold a degree in Business Informatics Engineering from Corvinus University of Budapest and studied at Maastricht University through ERASMUS, which has helped me build a versatile skill set and a collaborative mindset.