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Since May 2026
Instructor since May 2026
Freelance Computer Aided design tutor for civil engineering students and professionals
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From 38 € /h
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In this era, it is important to master the computer aided design softwares in order to ensure interoperability with other actors of our domain. Hence attending a class in the mastery of this skill will make you ready to adapt yourself in the professional milieu.
This program is open to civil engineering students who aspire to be structural engineers and other professionals or beginners who wish to freshen up or develop another skill.
Extra information
Have a laptop and a note book for tips and basic calculus
Location
location type icon
Online from Tunisia
About Me
I am a structural engineer with a good teaching experience online.
I feel comfortable when i help someone understand clearly the civil engineering concepts of construction and modelling.
I'll be glad to keep on sharing my knowledge and ensure that the students get to a higher level.
Education
First school leaving certificate
GCE ordinary level of science courses
GCE Advanced Level of science courses
Civil engineering diploma, structural design specialist
Experience / Qualifications
I have been an assistant site manager, a quantity surveyor, a draftsman, a structural engineer at a design office and a freelance tutor on civil engineering softwares helping youths and seniors understand and master CAD
Age
Teenagers (13-17 years old)
Adults (18-64 years old)
Seniors (65+ years old)
Student level
Beginner
Intermediate
Duration
30 minutes
45 minutes
60 minutes
The class is taught in
English
French
Availability of a typical week
(GMT -04:00)
New York
at teacher icon
Online via webcam
Mon
Tue
Wed
Thu
Fri
Sat
Sun
00-04
04-08
08-12
12-16
16-20
20-24
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14+ years of international teaching experience


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I have extensive experience guiding university students to successfully complete this subject.

🔥 Essential content blocks:
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Vector Spaces: Linear dependence, bases, dimension and subspaces.
Linear Transformations: Kernel, image, associated matrix, and changes of basis.
Diagonalization: Eigenvalues and eigenvectors.

🌍 Class format:
Bilingual: Explanations adapted 100% in English or Spanish.
📍 In Barcelona (In Person) or conveniently in Online mode.
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Contact Désiré Parfait
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Differentiation techniques


Applications of derivatives


Curve sketching and optimization


Integration and area under curves


Fundamental Theorem of Calculus


Differential equations and motion problems


AP Calculus BC


Advanced integration techniques


Parametric, polar & vector functions


Sequences and series


Taylor & Maclaurin series


Convergence tests


Advanced applications of calculus


Teaching Methodology


Step-by-step conceptual teaching


Focus on AP-style problem solving and exam strategies


Personalized attention in every session


Use of graphical visualization and intuitive explanations


Regular assignments, quizzes, and timed practice tests


Special emphasis on avoiding common mistakes and maximizing scores


Why Choose These Classes?


14+ years of international teaching experience


Experience teaching students from USA, Canada, UAE, UK, Singapore, and India


Proven success in helping students achieve top AP scores


Expertise in handling both advanced learners and students needing strong foundation building


Support for school coursework, homework, test preparation, and competitive exams


Whether you are aiming for a 5 in AP Calculus AB/BC, strengthening your Precalculus concepts, or preparing for university-level mathematics, these classes provide structured guidance, rigorous practice, and individual mentoring to help you excel with confidence.
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Many students lose confidence in math during the school year due to stress, fast-paced classes, or gaps in understanding.
This summer program helps students rebuild confidence, strengthen fundamentals, and prepare calmly for the next academic year.

This program is designed for students who want to:
- catch up on difficult topics
- prepare for the next school year
- improve grades and confidence
- build strong problem-solving skills
- prepare for exams and entrance tests

Lessons are adapted individually for each student and explained step-by-step in a clear and patient way.
I focus not only on solving exercises, but also on helping students truly understand concepts and think independently.

After the first lesson, I create a personalized study plan based on the student’s level, goals, and areas that need improvement. Lessons are interactive, organized, and supportive, with homework and additional practice materials when needed.
Suitable for:
- Middle school students
- High school students
- IB students
- Students preparing for exams

! ! ! Summer availability is limited to ensure individual attention for each student.
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Mathematics, statistics, and data analysis become much easier when formulas, reasoning, computation, and real-world interpretation are connected clearly.

I am a PhD-qualified engineer, university professor, researcher, and multidisciplinary tutor with more than 30 years of experience in teaching, quantitative methods, mathematical problem solving, statistical analysis, research, engineering, data analysis, and professional decision support.

This class provides a structured and personalized learning pathway for school and university students, graduate researchers, engineers, professionals, and adult learners. Depending on your goals, we can focus on one specific area or connect several areas into a coherent program.

MATHEMATICS
• Arithmetic, fractions, ratios, percentages, and mathematical foundations
• Algebraic expressions, equations, inequalities, and systems
• Functions, graphs, and transformations
• Geometry and analytic geometry
• Trigonometry
• Precalculus
• Limits and continuity
• Differential calculus and applications
• Integral calculus and applications
• Sequences and series
• Multivariable calculus
• Linear algebra, matrices, vectors, and systems
• Differential equations
• Numerical methods
• Applied and engineering mathematics

STATISTICS, PROBABILITY & ECONOMETRICS
• Descriptive statistics
• Probability rules and probabilistic reasoning
• Random variables and probability distributions
• Sampling and sampling distributions
• Confidence intervals
• Hypothesis testing
• Correlation and regression
• Multiple regression
• ANOVA, ANCOVA, and MANOVA
• Nonparametric methods
• Multivariate statistical analysis
• Econometrics and quantitative methods
• Time-series analysis and forecasting
• Mediation and moderation analysis
• Statistical modelling and predictive analysis

DATA ANALYSIS & VISUALIZATION
• Data organization and quality assessment
• Data cleaning and preparation
• Missing values, duplicates, inconsistencies, and outliers
• Exploratory data analysis
• Summary tables and analytical reporting
• PivotTables and aggregation
• Data visualization and appropriate chart selection
• Trend and pattern analysis
• KPI development and performance analysis
• Dashboard concepts and decision-support reporting
• Research and survey data preparation
• Interpretation and communication of analytical findings

Depending on your needs, practical work may involve Excel, SPSS, Stata, R, SAS, Power BI, SQL, Python, or other relevant analytical tools. Software is never treated as a substitute for understanding: I explain the reasoning behind the method, the assumptions involved, the meaning of the output, and how to verify whether the conclusion is sound.

My teaching approach follows a clear progression:
understand the problem → identify the appropriate concept or method → develop the reasoning → calculate or analyze → verify the result → interpret it → communicate the conclusion

We can work with your course syllabus, textbook, representative exercises, exam topics, dataset, statistical output, research question, spreadsheet, dashboard, engineering application, or professional analytical problem.

Whether you are rebuilding mathematical foundations, preparing for an examination, studying advanced calculus, learning statistics, conducting econometric analysis, interpreting research data, or developing practical analytical skills, I will adapt the sessions to your level, objectives, and pace.

My goal is not merely to help you obtain an answer, but to help you understand the reasoning, choose appropriate methods, verify results, interpret findings correctly, and solve new problems independently.
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I have extensive experience guiding university students to successfully complete this subject.

🔥 Essential content blocks:
Matrices and Determinants: Operations, rank, inverse matrix and calculation of determinants.
Systems of Linear Equations (SLE): Discussion and solution (Gauss method, Cramer's rule).
Vector Spaces: Linear dependence, bases, dimension and subspaces.
Linear Transformations: Kernel, image, associated matrix, and changes of basis.
Diagonalization: Eigenvalues and eigenvectors.

🌍 Class format:
Bilingual: Explanations adapted 100% in English or Spanish.
📍 In Barcelona (In Person) or conveniently in Online mode.
Good-fit Instructor Guarantee
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Contact Désiré Parfait