Tesfaye A.

Tesfaye A.

Addis Ababa, Ethiopia
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About Me

Tesfaye is a Senior AI/ML Engineer focused on Generative AI, NLP, and developing end-to-end AI solutions. He delivers LLM-powered applications, including multi-agent systems (Autogen, LangGraph), RAG pipelines, and vector databases (Weaviate, Pinecone). Tesfaye is proficient in full-stack development, data engineering, feature engineering, and applying frameworks like PyTorch and TensorFlow for impactful solutions. He is committed to algorithm development, model evaluation, and advancing AI with attention to detail and AI ethics.

AI, ML & LLM

Frontend

Backend

API Development Django Express.js FastAPI Flask Go Node.js Python

Database

DevOps

QA & Testing

Workflow

DigitalOcean GitHub Actions

Other

Apache Superset AutoGen Big Data CNN Decision Tree ERP English Huggingface Hyperparameter Tuning K-means Clustering Kafka Kedro LSTM Langfuse Linux Matplotlib Microservices Architecture Model Evaluation NLTK Numpy OpenAL OpenCV Pandas Pinecone Prompt Engineering RAG RNN Random Forest Redash Redis SVM SciPy Scikit Learn Spark Tensorflow Time Management Transformers Weaviate Workflow Automation

Work history

Tenacious Intelligence
Tenacious Intelligence
GenAl & Data Engineer
2024 - Present (1 year)
Remote
  • Directed a team in creating a legal AI assistant using multi-agent architecture (Autogen), enhancing legal research efficiency for an Italian law firm.

  • Engineered a Python-based data pipeline for complex legal datasets, processing over 80GB into Weaviate and developing LLM-generated schemas to improve RAG accessibility.

  • Developed an AI-powered survey management system, automating analysis and reducing survey data processing time.

  • Instituted a data warehouse and managed FastAPI and Go/MongoDB back-end integrations for AI services.

AI Generative AI PythonData Pipeline Weaviate LLM DjangoNext.jsPostgreSQLKedro DBTRedash FastAPIGoMongoDBData EngineeringAutoGen Retrieval-augmented Generation (RAG) Large Language Models (LLMs) Data Warehouse
Gebeya Inc.
Gebeya Inc.
ML Engineer
2023 - 2024 (1 year)
Addis Ababa, Ethiopia
  • Enhanced AI talent search for a SaaS platform using Generative AI and RAG, incorporating an SVM CV classifier and semantic resume ranking.

  • Designed an Agentic AI chatbot (LangGraph, Autogen) with a GPT-4 function calling and multi-channel integration, streamlining engineering team access to AI tools and boosting internal productivity.

  • Implemented Langfuse for comprehensive AI interaction tracing and Redis caching, optimizing system performance and contributing to a notable reduction in API operational costs.

AI Generative AI RAG SVM Langgraph AutoGen GPT-4 Langfuse RedisPythonMachine LearningAgentic AI AI Chatbots
ETTA Solutions PLC
ETTA Solutions PLC
R&D Lead | Software Developer
2021 - 2023 (2 years)
Addis Ababa, Ethiopia
  • Led a team in developing ML models for ETA prediction on the Zmall platform, achieving a 10% reduction in operational costs.

  • Managed back-end refactoring and API development for the "Zmall" delivery system, significantly lowering operator action latency and improving system scalability.

  • Devised a personalized recommendation engine using Python and Spark, resulting in a 10-fold increase in sales and a 30% lift in user engagement.

  • Developed and maintained modules using Python and Odoo ERP, enabling customers to ease their work.

  • Built an API that helped in data gathering, cleaning, and preparation for analytics, improving productivity.

  • Led a team of 3 to develop a data migration automation system using an Odoo ERP, which improved data migration time.

  • Optimized database queries by code refactoring, which led to performance improvement.

  • Improved targeted marketing by performing data analytics of sales and customer data and helped to direct business plans.

ML Logistic Regression Node.jsExpress.js PythonSparkAirbyte Data WarehousePostgreSQLOdooERPR&D API Development Recommender Engine Data MigrationPerformance OptimizationDatabase Optimization Query Optimization

Education

Deep Learning Specialization
Deep Learning Specialization
Coursera
2022 - 2022
Machine Learning, Data Engineering, and Web3
Machine Learning, Data Engineering, and Web3
10 Academy
2022 - 2022
BSc Software Engineering
BSc Software Engineering
Addis Ababa Science and Technology University - Ethiopia
2016 - 2021 (5 years)