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Teddy – React, Python, AWS, experts in Lemon.io

Teddy

From Kenya (GMT+3)

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Full-stack Web DeveloperSenior
Hire developer
14 years of commercial experience
Healthcare
Healthtech
Music and audio
Sales
Social media
Marketplace
Customer support software
Identity verification software
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Teddy – React, Python, AWS

With 12+ years of experience, Teddy has excelled in fast-moving teams at Meta, Microsoft, and various startups, leading teams of 3-4 engineers and solo projects. He developed a critical data warehouse for 950+ medical facilities in Kenya, showing his ability to deliver impactful solutions. His solid grasp of engineering practices, combined with strong problem-solving and algorithmic skills, defines his proactive and hands-on approach to development.

Main technologies
React
8 years
Python
12 years
AWS
5 years
Additional skills
Node.js
Next.js
Apollo GraphQL
Django REST
PostgreSQL
GraphQL
Fastify.js
Django
Redis
Typescript
JavaScript
Jest
Relay
.NET
Hapi.js
Handlebars
Kubernetes
Apache Airflow
Docker
Rewards and achievements
Big tech veteran
Ready to start
ASAP
Direct hire
Potentially possible

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Experience Highlights

Senior Software Engineer
Dec 2022 - Ongoing1 year 10 months
Project Overview

It's a global marketplace offering wines and spirits directly from producers to consumers, authenticated via blockchain.

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Responsibilities:
  • Architected and developed a new sales lobby for the primary marketplace;
  • Championed the adoption of Tanstack Query across the front-end team, resulting in significant cost savings;
  • Delivered cross-platform feature parity for the web and React Native mobile apps;
  • Built and launched the concierge service sales feature.
Project Tech stack:
React
Next.js
Django
Django REST
Python
AWS
Redis
Typescript
Jest
Software Engineer (EC5)
Sep 2021 - Oct 20221 year 1 month
Project Overview

Teddy was part of the WhatsApp Support Platform (WASP) team working on the migration of WhatsApp's ticketing feature to a modern platform. The feature organizes customer support requests and automates service tasks, allowing support teams to track, prioritize, and resolve them efficiently.

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Responsibilities:
  • Oversaw the successful migration of the app Support Platform's ticket feature to a modern internal platform;
  • Enhanced the privacy features of the notifications debug tool;
  • Maintained system stability by participating in on-call rotations and identifying and resolving production incidents;
  • Partnered cross-functionally with engineering, product, and design teams to shape the roadmap and product development of the Central Notifications Platform.
Project Tech stack:
React
Jest
Python
GraphQL
Relay
Software Engineer II
Sep 2020 - Sep 20211 year
Project Overview

Azure Active Directory (AAD) is a cloud-based identity and access management solution. Teddy was part of the Identity team at Microsoft, responsible for AAD.

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Responsibilities:
  • Engineered and implemented SCIM Bulk functionality within Azure Active Directory, substantially increasing throughput;
  • Played a crucial role in delivering a 45% increase (210 to 385) in provisioned apps by automating critical steps in the ISV onboarding and provisioning workflow;
  • Troubleshoot and resolved production incidents during on-call rotations.
Project Tech stack:
.NET
React
Typescript
Python
Django
Django REST
Senior Software Engineer
Dec 2017 - Oct 20202 years 10 months
Project Overview

It's a platform that empowers artists and labels to thrive while retaining complete control over their music careers.

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Responsibilities:
  • Built high-volume data pipelines integrating music platforms (Spotify, Apple Music, YouTube) to ingest ~1 billion daily records into Google BigQuery, significantly improving data analysis and decision-making;
  • Expanded distribution options by 20% and boosted overall distribution by 10% by streamlining content delivery for the users by integrating iHeartRadio and Napster;
  • Increased supply chain efficiency and reduced future integration overhead by automating platform integration;
  • Enhanced user satisfaction by 20% by partnering with designers to translate Figma mockups into pixel-perfect front-end code.
Project Tech stack:
React
Next.js
Jest
Typescript
Python
Django
Django REST
Node.js
Apollo GraphQL
GraphQL
Docker
Kubernetes
Apache Airflow
Handlebars
Interoperability Programmer
Jul 2016 - Sep 20182 years 2 months
Project Overview

It's a platform that works with governments, businesses, and investors to solve the world’s most pressing challenges.

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Responsibilities:
  • Designed and built a secure Interoperability Layer deployed to 900+ health facilities nationwide, eliminating duplicate patient records and enabling unique patient identification across the healthcare system;
  • Led a team to develop the National Data Warehouse for people living with terminal diseases in Kenya, enabling data visualization and aggregation for over 950 remote medical facilities treating terminally ill patients;
  • Represented the organization at key industry events like the Arusha OpenMRS Conference and the Atlanta Mirth Convention;
  • Authored and presented two original concepts derived from the Interoperability Layer and National Data Warehouse projects.
Project Tech stack:
React
Hapi.js
Node.js
Django
Django REST
Python

Education

2012
Bsc Computer Science
2nd Class Honours, Upper Division

Languages

English
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