Sam Mucyo

Harvard Computer Science senior who tackles complex problems and delivers results. Proven ability to adapt and contribute at Amazon, while strengthening leadership as a teaching fellow for CS50 and CS2050. Excited to bring this proactive, adaptable approach to any team seeking innovative problem solvers.

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Experience

January 2025 - Present

Cambridge, MA

Teaching Fellow
Harvard University

  • Guide students in using HPC tools like CMake, Slurm, and profiling tools on compute clusters
  • Support implementation of parallel algorithms for shared and distributed memory systems
  • Provide detailed feedback on assignments and projects to improve student understanding
Skills & Technologies:
OpenMP
MPI
CUDA
HPC
Parallel Programming
CMake
Slurm
May 2024 - August 2024

Seattle, WA

Software Development Engineer Intern
Amazon.com

  • Created a reusable A/B testing framework for dynamic profile badges using Java/Spring MVC
  • Improved API usage and accuracy by identifying and resolving misuse of the internal A/B API
  • Conducted statistical analysis to support the redesign of the system
  • Collaborated with UX designers to implement responsive badge designs across mobile and web platforms
Skills & Technologies:
Java
Spring MVC
A/B Testing
Statistical Analysis
AWS
Microservices
May 2023 - August 2023

Seattle, WA

Software Development Engineer Intern
Amazon.com

  • Architected APIs for a rule-based risk monitoring and alarming system
  • Developed a Python-based backend with AWS CDK for rapid deployments
  • Leveraged AWS Lambda and DynamoDB for scalable solutions
Skills & Technologies:
Python
AWS CDK
Lambda
DynamoDB
API Gateway
Fall 2022 and Fall 2023

Cambridge, MA

Teaching Fellow
Harvard University

  • Conducted detailed code reviews for over 40 student projects
  • Mentored students during weekly office hours on multiple programming languages
  • Led hands-on lab sessions covering data structures, algorithms, and web development
  • Assisted in developing course materials and problem sets
Skills & Technologies:
C
Python
JavaScript
SQL
Data Structures
Algorithms
Teaching
June 2022 - August 2022

Boston, MA

Software Development Engineer Intern
Amazon Web Services

  • Designed a serverless data lake using Python, AWS S3, and Glue
  • Enhanced bottleneck detection in Redshift infrastructure testing
  • Automated data pipeline integration with internal visualization tools
  • Implemented ETL processes for performance metrics collection and analysis
Skills & Technologies:
Python
AWS S3
AWS Glue
ETL
Data Lakes
SQL
Data Visualization

Projects

Optimized Column-Store Database
Systems Programming

Developed a high-performance columnar database engine with optimized storage techniques, including B-trees for indexing and memory-mapped files for persistence.

C
POSIX Threads
B-trees
Memory Mapping
Astrolibrary
Scientific Computing

Collaboratevely built a Python library for astronomical spectral analysis, following software engineering best practices with comprehensive testing and documentation.

Python
pytest
Sphinx
GitHub Actions
Parallelizing Urban Transit Construction
High Performance Computing

Implemented parallel version of Kruskal's algorithm using OpenMP and OpenMPI for distributed computing. Conducted performance analysis using PAPI and Valgrind.

OpenMP
OpenMPI
PAPI
Valgrind
C++

Skills

HPC & Systems Programming
C
C++
POSIX threads
OpenMP
MPI
GDB
Valgrind
Cloud & Backend Development
AWS Lambda
S3
DynamoDB
CDK
Glue
Redshift
Java/Spring MVC
Python
Data Engineering
SQL
Database Design
Data Pipelines
ETL
AWS Glue
Web Development
JavaScript
React
Flask
HTML
CSS
Development Tools
Git
Linux/Unix
CI/CD
GitHub Actions
Bash
Data Science & ML
R
TensorFlow
Pandas
Statistical Analysis

Get in Touch

I'm always interested in hearing about new opportunities, collaborations, or just having a chat about technology and software engineering.

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© 2025 Samuel Mucyo. All rights reserved.