Kojo Busumtwi

About the Candidate

PROFESSIONAL

SUMMARY

An IT professional with 6 years of experience looking for a role as a Software

Engineer. Highly experienced in Java, PHP and Javascript. Fluent in speaking French

and English.

DATA ANALYST     06/2023 to current

Avia Global Consulting, Remote

• Used PySpark to perform real-time, large-scale data processing in a distributed environment using Python.
• Used PySpark shell for interactively analyzing your data.
• Used Hadoop clusters to analyze large-scale datasets efficiently.
• Performed ETL (Extract, Transform, and Load) operations for analysis and modeling.
• Transformed disparate data streams into business reports.
• Supported stakeholder reports and dashboards.
• Used Tableau, PowerBI, PySpark, Hadoop, Python, Linux, Windows, macOS, SQL Server, SQL, T-SQL, AWS, and S3.

BACK-END DEVELOPER 01/2021 to 02/2023

Chalkboard Education, Remote

• Developed product documentation and video tutorials for Chalkboard.
• Developed API documentation for Chalkboard API.
• Reviewed requirements for Chalkboard redesign.
• Developed Chalkboard API Version 2 from software requirements.
• Reviewed GCP (Google Cloud Platform) capacity utilizations and provided cost-saving recommendations.
•  Improved overhead on existing GCP instances by optimizing existing endpoints.
•  Conducted unit testing to deliver optimal browser functionality.
•  Delivered user support to clients to train, educate, and answer questions.
•  Designed and implemented application security measures with encryption.
•  Implemented application and data encryption with MD5 and SHA256.
•  Revised code for cross-browser compatibility.
• Revised user interface for user accessibility.
•  Processed data ingested as JSON, XML, and flat files with fixed width.
•  Worked with Git, Perl, PHP, Python, J2EE for automation.
• Used C# and .NET for web application development.
• Used AngularJS, JavaScript/HTML/jQuery for web presentation.
• Utilized AWS, S3, and Windows.
• Used Microsoft SQL Server and AWS RDS.

SOFTWARE DEVELOPER 01/2020 to 04/2020

Paytrip, Paris

•  Maintained existing AWS architecture.
•  Made use of Jira to manage development sprints.
•  Managed issues for over 10,000 active users.
• Created index strategies to reduce memory overhead when performing queries.
• Documented engineering meetings between the QA and sales teams.
• Participated in software field testing to verify the performance of developed projects.
•  Discussed issues with team members to provide resolution and apply fixes.
• Developed automation scripts to manage cloud infrastructure.
•  Worked with Git, Perl, Python, PHP, J2EE for automation.
• Used JavaScript/HTML/jQuery for web presentation.
• Utilized Ubuntu, RedHat, AWS, S3, Raspbian OS, Windows, and macOS.
• Used MySQL, Oracle, and AWS RDS.

FULL-STACK DEVELOPER 01/2019 to 08/2019

Aubay, Boulogne-Billancourt

• Developed an HR application for the Business Unit “Digital Factory” using Angular 5/6 and Ionic to support over 1000 company consultants.
•  Created unit tests for the application using Karma and Jasmine JS.
• Planned and engineered RESTful web services to utilize data from Google Analytics.
•  Reviewed code, debugged problems, and corrected issues.
• Contributed ideas and suggestions in team meetings and delivered updates on deadlines, designs, and enhancements.
• Developed clear specifications for project plans using customer requirements.

ANDROID DEVELOPER 07/2016 to 09/2017

SnooCODE, Accra

• Successfully assisted in scaling up the SnooCODE application from Ghana to a wider African audience.
•  Interviewed, trained, and managed Android developers joining the development team.
• Managed over 3000 active users on the Android application.
• Managed aspects of the Android app lifecycle, from research and planning through deployment and post-launch support.