Yolanda Nyasha Chigiji

Contact Details

Tech Stack: Java, React Native (React Hooks), Objective C, Swift, Typescript, Javascript, Figma

Led the gathering of requirements from stakeholders for an internal tile server project to ensure alignment on project deliverables
Applied a customer facing improvement for a search feature by removing references to hashtags on the Android & iOS apps
Led a bug triage using Jira & onboarded the team to use Zephyr, ensuring all bugs were tracked, prioritized, and resolved in a timely manner
Decreased outdated dependencies by 25% through leading the implementation of Renovate, resulting in streamlined dependencies
Led multiple version releases for the Android and iOS apps with bug fixes and new features by preparing stable builds, submitting the apps and resolving feedback from the Apple App Store and Google Play
Reduced the app crash rate by 5% and improved release stability by monitoring the app release health through Sentry & Crashlytics and provided insight into the impact of crashes and bugs related to user experience
Enhanced data collection and analysis by collaborating with the Data Analytics team to conduct instrumentation improvements, utilizing Jira tickets to track progress
Improved maintainability of the codebase by removing 3000+ lines of unused code from a deprecated search feature during a team hack day
Collaborated with Product & Design to develop a feature that shows the level of accuracy of the geolocation data, in response to user feedback about the accuracy of our location data and hence increasing the user confidence in this data.

Tech Stack: React (React Hooks), TypeScript, Javascript, HTML, CSS, Jest, Figma

Reduced customer complaints by 10% by identifying, and debugging bugs in the web app before they were identified by customers
Improved usability and user satisfaction by implementing resizable panes in the UI, enabling users to adjust the size and layout of the application to their preferences
Increased the web application’s test coverage by 5% through writing new unit & integration tests using a test-driven development (TDD) approach

Tech Stack: Java, Scala, Kafka, Python, AWS, Maven, Gradle, Mockito, Git, CI/CD, SQL

Developed a GET endpoint for a translation service, utilizing Java 8, to provide real-time translations for the company's services
Improved an endpoint’s response rate by 15% (measured using Grafana) by implementing caching to reduce the number of database queries
Developed a backend service using Google’s Location RESTful API and wrote unit and integration tests for the service using JUnit tests.

Prepared Bill of Materials, Tender documents, Tender bids for 5 company projects
Calculated Project cost estimations & Prepared Expression of Interests for 5 company projects
Designed general Electrical building service plans using AutoCAD and visited construction sites to do on-site measurements

Recalibrated and tested 18 Pasco’s force sensors and 20 Flow Rate Sensors
Composed a list of instructions to be followed by students taking Engineering Mechanics at Smith College
Tested oscilloscopes, multimeters, op-amps and electronic circuits

Using CSS, React.js, Node.js, HTML, firebase and bootstrap created and manage a website for a South African graphics design company as their front and backend web designer and manager.
Using Django, CSS, HTML, JavaScript, I worked remotely with 10 colleagues to redevelop & redesign a website for astartup, ZiFarm
Using git, react.js, CSS, HTML, bootstrap, I developed & designed a personal website where I showcase some of my personal projects
Using Python, react.js, Java, JavaScript & C, I collaborated on projects to recreate games, android & iOS apps, and computer graphics

Assembled an automated a solar water heater using the Arduino and researched about the Home Management System
Maintained a database of Demand Response programs offered around the country
Obtained Smith College’s electrical usage data and developed methods to present it in a meaningful, understandable way
Informed the Smith College Community about their electrical usage at different times of the day

Designed and prototyped a hat using the Arduino, for people with mysophobia to reduce the effects of noise
Fabricated a hammer with a screwdriver in the Smith College design center
Designed & fabricated a device to help a young girl squeeze out toothpaste without hassle.
Designed an arduino driven flowrate meter using the Bernoulli Equation

Founded and manage Girls in Robotics, a program that empowers girls through robotics training
Tutor and provide free Web Development, Robotics & Programming sessions to underprivileged girls every holiday/break in Zimbabwe
Prepared syllabus and workbooks for a robotics bootcamp, supervised the assembling of 5 robotic cars made by students
Tutored robotics and mentored 23 high school girls
Spearheaded the creation of 6 robotic clubs at 6 schools

Promote school policy among residents and disseminate information regarding events happening on campus
Facilitate peer mediation when conflicts arise and available as the initial contact for residents in emergency situations
Plan social and educational events for the house, and compile community and weekly reports

Davis Projects for Peace Grant	Recipient	May 2019
Bridge Up Scholarship	Recipient	September 2018-May 2019
United States Achievers' Program	Member	April 2016-Present
House Sustainability Challenge	Recipient	April 2018

Microelectronics	Computer Networks	Electrical Machines and Systems
Circuit Theory	Thermodynamics	Signals and Systems
Mechanics	Fluid Dynamics	Fundemental Engineering Principles
Python programing	Probability and Statistics	Data Structures through Java
Computer Graphics	Analogue Electronics	Renewable Energy Materials
Physics	Chemistry	Introduction to Microeconomics

My Hobbies