Samuel W.
Accountant/Executive Assistant
Experience
Feb 2025 - Present
10 monthsAccountant/Executive Assistant
KINCO Limited
- Managed financial operations using QuickBooks and Excel, including accounts payable/receivable, reconciliations, and reporting, improving accuracy by 25%.
- Supported budgeting, expense tracking, and audit preparation with Excel, reducing reporting turnaround time by 30%.
- Coordinated executive calendars, travel, and meetings through Google Meet, Google Calendar, and Amadeus, saving the executive an average of 10 hours per week.
- Prepared documents, correspondence, and presentations using Microsoft Office Suite, ensuring timely and professional communication with clients and stakeholders.
- Organized and maintained confidential records in Google Drive and Dropbox, boosting retrieval efficiency by 40% and supporting compliance needs.
- Streamlined workflows with Power BI and Microsoft Teams, cutting manual errors and improving collaboration by 35%.
Jul 2023 - Present
2 years 5 monthsData Analysis and Python Programming Instructor
- Teaching learners how to automate tasks with Python.
- Issuing and assessing projects.
- Teaching data analysis foundation, intermediate, and advanced skills.
Nov 2021 - Nov 2022
1 year 1 monthData Analysis Instructor
- Designing and developing instructional materials, lesson plans, and course content that cover various aspects of data analysis.
- Conducting training sessions to deliver the prepared curriculum to learners.
- Conducting weekly assessments to evaluate learners' progress and their understanding of data analysis concepts.
Feb 2020 - Aug 2020
7 monthsBack-End Developer
Andela
- Designed and implemented a highly scalable and efficient database system for a web application.
- Developed and maintained several RESTful APIs that integrated multiple systems and provided seamless data exchange.
- Collaborated with a cross-functional team of designers, front-end developers, and project managers to deliver high-quality, fully functional web applications within tight deadlines, contributing to the successful launch of multiple products.
- Integrated payment API like Daraja API.
Jun 2019 - Present
6 years 6 monthsData Analyst
CloudFactory
- Designed and developed data pipelines and ETL workflows to reliably and efficiently ingest and process large volumes of data from various sources, improving data accuracy and timeliness by 30%.
- Built and maintained scalable and fault-tolerant data infrastructure on cloud-based platforms such as AWS and Azure, reducing downtime and improving system availability by 25%.
- Collaborated with cross-functional teams to identify and address data quality issues, leading to a 40% improvement in data accuracy and completeness.
- Implemented data security and compliance policies and procedures, ensuring adherence to GDPR and HIPAA regulations and reducing the risk of data breaches by 50%.
Feb 2019 - Mar 2020
1 year 2 monthsFull Stack Engineer
Andela
- Headed a five-member team, reviewing code and contributing to application development.
- Used React coupled with Material Design for UI, Git for version control, MS SQL Server for database, and Mocha for testing.
- Deployed applications on Azure.
Feb 2018 - Nov 2019
1 year 10 monthsTutor
- Teaching the programming language python to newbies is exhilarating. It's like magic before their eyes, but in this case I use a terminal rather than a creepy smoke cell backed up by an overly hyper clown, and it excites me as I can relate, the first time is always memorable.
- I get to learn new things as I teach.
Feb 2017 - May 2019
2 years 4 monthsMentor
- My main focus of this voluntary service is to advise and motivate teens who are in the age bracket of self-exploration by showing them the do's and don'ts and expected outcomes of different choices that they are prone to make during this time.
Summary
As a Data Engineer, my objective is to leverage my experience in developing and maintaining data infrastructure to drive business insights.
With a deep understanding of data management and big data technologies, I aim to deliver scalable, reliable, and robust data pipelines that enable data-driven decision-making and improve business performance.
I am committed to continuously learning and exploring new technologies to optimize data processing and analysis.
Languages
English
NativeSwahili
NativeEducation
Jun 2021 - Present
University of the People
Bachelor of Science · Computer Science · Pasadena, United States
Aug 2015 - Nov 2019
Pwani University
Bachelor of Arts, Statistics · Sociology · Kilifi, Kenya
Certifications & licenses
Certified In CyberSecurity
I(ISC)²
Data Science Web App With Streamlit And Python
Coursera
Secure Your Network Device Using Cisco Packet Tracer
Coursera
AWS Certified Cloud Practitioner
Amazon Web Services
Associate Cloud Architect
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