Hi, I'm Daniel Robelto Bayona

Data Analyst & Developer

Data Analyst with experience in transforming raw data into actionable insights to drive business decisions. Skilled in data visualization, predictive analytics, and process optimization. Proficient in Python, SQL, and data visualization tools.

AboutMe

I am a specialist in data analysis and strategic decision-making in business environments. I have experience in data mining, machine learning, and business intelligence, using advanced tools to transform raw data into valuable insights. Throughout my career, I have developed predictive and analytical models that optimize processes and enhance operational efficiency. I possess strong project management, leadership, and problem-solving skills, ensuring that data-driven strategies drive business growth. Additionally, I combine technical expertise—such as proficiency in Python, SQL, and data visualization tools (Tableau, Power BI)—with key soft skills, including effective communication, teamwork, and adaptability to dynamic environments. My focus is on innovation and process automation, enabling businesses to make more informed and strategic decisions.

My Journey

Education

2024 - 2025

MBA + Master in Big Data & Business Intelligence - Escuela de Negocios de Barcelona

Specialist in data analysis and strategic decision-making in business environments. Expert in data mining, machine learning, and business intelligence. Skilled in project management, leadership, and analytical tools, combining technical and soft skills for effective communication and teamwork.

2024 - 2025

TripleTen - Bootcamp

Data Analyst with a strong academic background in Big Data and Business Intelligence. Trained in data mining, machine learning, and statistical analysis through rigorous coursework and hands-on projects. Proficient in Python, SQL, and data visualization tools like Tableau and Power BI. Experienced in managing data-driven projects, optimizing business processes, and applying analytical methodologies to support strategic decision-making.

2014 - 2019

Bachelors in Chemical Engineering - Fundación Universidad de América

Chemical Engineer with expertise in problem-solving, product and process design, and project management. Skilled in optimizing resource efficiency, minimizing waste, and ensuring sustainable development. Capable of leading interdisciplinary teams, applying technical and financial knowledge, and adapting to diverse professional environments. Proficient in IT tools, laboratory simulations, and foreign language communication.

Experience

2023 - Current

Quality Analyst - Belcorp

Supported new project implementations by identifying and mitigating potential issues, ensuring seamless deployment. Enhanced compliance with internal procedures and improved workflow documentation. Designed Excel and Python-based tools to optimize information accessibility and reduce task completion time. Achieved over 95% of annual performance indicators through effective task prioritization and successfully deployed 100% of high-complexity projects without production or end-user issues. Collaborated with R&D teams to address recurring challenges in early project stages.

2019 - 2022

Quality Analyst - Iberplast

Ensured full compliance with QA specifications and legal regulations across all products and processes, conducting sampling and instrumental analysis for raw material verification. Provided post-sales support to enhance customer satisfaction and retention. Successfully reduced post-sales claims by 80% through data analysis and visualization strategies, while leading a team of 14 employees to achieve 120% efficiency in operational tasks. Strengthened customer relationships by optimizing post-sales service, improving overall satisfaction and retention.

My Skills

Codign Skills

Python80%

JavaScript55%

Tableau70%

SQL80%

Professional Skills

Data Anlysis80%

Data Sience80%

Web Development50%

Movile Development(Android)50%

My Portfolio

ContactMe!