Daniel MejΓ­a Valencia

Financial Engineer | Portfolio | Resume | Courses

Occupational Profile

The field of action for a Financial Engineer spans all sectors of the economy β€” including production, mining, banking, financial services, consulting, and more. A Financial Engineer may professionally develop in the following roles:

Knowledge Areas

πŸ“ˆ Projects

Portfolio Optimization Analysis

Implemented a Markowitz portfolio optimization to maximize returns while minimizing risk using historical stock data. Calculated portfolio returns, risk (variance), and Sharpe ratio.

πŸš€ Open in Google Colab
πŸ“ View on GitHub

Analysis of Temporary Student Visas in Australia

Analysed trends in student visa arrivals and departures using Python and public data.

πŸš€ Open in Google Colab
πŸ“ View on GitHub

Employment Trends in Greater Brisbane

Explores gender participation in full-time and part-time employment trends over time.

πŸš€ Open in Google Colab
πŸ“ View on GitHub

Repayment Progress vs Total Principal (Colombia)

Scatterplot analysis to evaluate loan repayments and identify key outliers.

πŸš€ Open in Google Colab
πŸ“ View on GitHub

πŸ§‘β€πŸ’Ό Resume

Profile: Data-driven professional with experience in cost analysis, forecasting, and production efficiency. Skilled in Python, SQL, and data mining, with knowledge in stochastic modelling, financial derivatives, and investment portfolios.

Technical Skills

Work Experience

Freelancer (2019–2021): Worked with companies like MAQUISER, APL, and NETSTAK to apply programming, forecasting, and data analysis methods to improve business outcomes.

Unico Interior S.A.S (2017–2019): Roles in cost analysis and supply management, including budgeting, time optimisation, and operational decision support.

APL Servicios (2014–2017): Led data-driven costing implementations and analysis in production systems.

πŸŽ“ Courses