Daniel Bayona-
Software Engineer
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Colombia
Daniel Bayona
Bayunas
Profile
Software Developer with a strong background in software design, programming, and project management, committed to
continuous improvement and learning. With 2 years of experience in technical support, development and project management, I
possess technical skills in different coding languages. My dedication, motivation, flexibility, and logical/creative thinking drive me
to excel in both professional and personal environments. I aim to leverage my technical prowess and soft skills to contribute
positively and effectively to any team.
Skills
Agile Methodologies | Team Leadership | React | JavaScript | Flask | Python | Java | Unity | C# | HTML |
CSS | Git | GitHub | SQL | MySQL | Bootstrap
Professional Experience
IT Consultant/ Developer, Graymatter Software Services
2022 – 2025
Architected and deployed 200+ sales analysis systems for airport retail, achieving a 90-100% data accuracy rate and
significantly improving business insights.
Led cross-functional teams in system deployment, optimizing operational efficiency and minimizing downtime.
Collaborated with clients to gather requirements, provide regular updates, and ensure seamless project execution aligned with
business goals.
Managed client relationships and project timelines, ensuring high-quality deliverables within deadlines.
Worked closely with product owners to define project scope, prioritize tasks, and set realistic expectations.
Strengthened Python development skills through hands-on experience in data processing and system automation.
Designed and implemented intuitive user interfaces, enhancing usability and overall user experience.
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IT Project Management Intern, Opain S.A.
06/2022 – 12/2022
Led technical project management for a POS system at a major airport, driving data-driven decision making and process
optimization.
Collaborated effectively with international teams to troubleshoot IoT device issues, enhancing system reliability and
performance.
Demonstrated strong analytical skills by analyzing sales data to identify trends and implement process improvements.
Gained proficiency in project management methodologies while leading a team to successful project completion.
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Projects
Application development for small markets, Android Studio, Java, MYSQL
Developed a mobile application for small convenience stores using Android, Java, and MySQL.
Achieved sub-second login authentication, ensuring a secure and seamless user experience.
Designed and developed a winning mobile application prototype during Engineering Week, demonstrating strong full-stack
capabilities.
Utilized MySQL for efficient data management and retrieval within the application.
Demonstrated proficiency in Android app development through the successful creation of a functional mobile solution.
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Taskyist, Task management, React, Flask, Bootstrap, CSS, HTML, JavaScript, Python
Developed a full-stack task management system, enhancing task tracking and workflow efficiency.
Implemented role-based access control (RBAC), ensuring secure and structured user permissions for workers, supervisors, and
administrators.
Designed and integrated supervisor functionalities, allowing real-time task review, approval, and quality control.
Built the system using Flask (backend) and React (frontend), integrating external APIs for extended functionality.
Enabled real-time task updates and progress tracking, improving transparency and team productivity.
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Education
Bachelors Degree Computer Engineering, Universidad de la Sabana
06/2017 – 03/2023 | Bogota, Colombia
Leadership, Universidad de la Sabana
05/2021 | Bogota, Colombia
Full Stack Software Developer, 4Geeks Academy
05/2024 – 09/2024 | Remote
Web development FULLSTACK, Udemy
Languages
Spanish — Native
English — Fluent
05/2023 | Remote
