Hey, I'm Juma Baraka.
Backend Developer & Cloud Engineer
I specialize in building robust backend systems and cloud-based solutions. With experience across Google Cloud, Azure, and AWS, I help businesses modernize their infrastructure and applications.
Core Expertise
Backend Development
Building scalable APIs and server-side applications with a focus on Elixir/Phoenix
Cloud Engineering
Designing and implementing cloud-native solutions across GCP, Azure, and AWS
Database Management
Working with SQL and NoSQL databases including PostgreSQL, MongoDB and Firestore
System Architecture
Designing distributed systems with microservices, containerization, and IaC
Featured Projects
Real-Time Counter Dashboard with Phoenix LiveView
As part of my journey to master Phoenix LiveView, I committed to building one project each day for a week. My first project was a Real-Time Counter Dashboard—a simple yet powerful application that demonstrates the core capabilities of LiveView. In this post, I'll walk through what I built, how I built it, and why it matters.
Enterprise-Grade Email Infrastructure with Elixir and Amazon SES
A high-performance, fault-tolerant email infrastructure built with Elixir, Phoenix Framework, and Amazon SES. This system handles millions of transactional and marketing emails with 99.98% delivery rates while cutting operational costs by 67%. The architecture leverages Elixir's concurrency model for near-instant message delivery and seamless scaling under varying loads.
Elixir & Phoenix Focus
I'm pivoting my career toward Elixir and Phoenix Framework, drawn to its fault-tolerance, scalability, and functional programming paradigm.
- Concurrent and distributed systems with OTP
- Real-time applications with Phoenix Channels
- API development with Phoenix Framework
- Ecto for database interactions
"I'm passionate about functional programming and believe Elixir is the future for building resilient backend systems."
Technical Toolkit
Languages
Frameworks
Databases
Cloud & DevOps
Tools & Methodologies
Certifications
Recent posts
Building a Robust Email API with Phoenix and Amazon SES
In the world of web development, sending emails programmatically is a crucial feature for many applications. As an Elixir and Phoenix developer, I recently created a reliable email API using Phoenix and Amazon Simple Email Service (SES). This blog post walks through my implementation, highlighting the power and elegance of Elixir for building scalable backend services.
March 5, 2025
Unleashing the Power of Amazon SES: Streamline Your Email Communications
In today's digital age, effective email communication is crucial for businesses of all sizes. Enter Amazon Simple Email Service (SES) - a cloud-based email sending service that's revolutionizing how companies manage their email infrastructure. This post delves into the features, benefits, and implementation of Amazon SES, showcasing why it's become an indispensable tool for modern businesses.
October 10, 2024
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