Sergio Echeverri
Software Developer
9+ years exp
8+ years ML exp
SQL
Python
Active 1 day ago
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Overview
Technical skills
Timeline
Roles
Overview
Senior software engineer focused on production LLM agent and machine learning service development for regulated financial and insurance workflows. Experience includes building agentic automation with retrieval-augmented generation, implementing evaluation and monitoring for reliability, and delivering data/forecasting pipelines on Databricks and Spark. Strong background in backend services and APIs, with CI/CD and containerized deployments for enterprise systems.
Technical skills
SQL• Middle • 9y+
Python• Senior • 8y+
Python
pySpark• 6y+
Databases
Databricks• 6y+
Delta Lake• 6y+
AI/ML
Claude
LangChain
Scikit-learn• 8y+
Spark• 8y+
LLM• 6y+
MLFlow• 6y+
RAG• 6y+
Function Calling• 3y+
LangGraph
DevOps
Git
Rest API• 9y+
CI/CD• 8y+
Docker• 8y+
Azure• 6y+
Vector• 6y+
Cybersecurity
HIPAA
Timeline
Senior Software Engineer
•
Senior
Allio Capital
•
Full-Time
Designed and shipped a multi-step LLM agent for client onboarding, including retrieval of governed account data and calling internal APIs for structured outputs. Built an evaluation harness with golden datasets and regression checks to reduce release regressions and improve reliability on edge cases. Implemented monitoring and tracing to address latency spikes and added governance controls across Delta Lake tables using medallion architecture. Delivered the agent and services on Azure with Docker containers and an automated CI/CD pipeline.
LangGraph
Function Calling
RAG
LLM
Databricks
pySpark
MLFlow
Delta Lake
Vector
Rest API
Python
Azure
CI/CD
Docker
Software Engineer
•
Middle
Goldman Sachs
•
Full-Time
Built Python microservices integrating trade settlement with internal risk APIs, including authentication and secrets management for multi-region deployments. Developed Spark-based ETL pipelines to process market and position data, improving batch runtime and reliability. Created forecasting models with scikit-learn, validated against holdout periods, and migrated legacy reporting to Dockerized CI/CD-delivered services. Added automated data-quality validation and regression tests for settlement reconciliation to support regulatory audit readiness.
Pythonsince 2018
Rest API
Spark
Scikit-learn
SQL
Dockersince 2018
CI/CDsince 2018
Backend Engineer
•
Middle
Claro Insurance
•
Full-Time
Implemented REST APIs for policy quote and rating lookups, including validation to catch malformed inputs early. Wrote SQL queries and indexing for policy management reporting, significantly reducing query runtime. Debugged data mismatches between claims intake and downstream billing by improving logging and troubleshooting workflows. Supported production incident response by triaging error logs and documenting recurring issues for the on-call runbook.
Rest APIsince 2017
SQLsince 2017
Cornell University
Bachelor's Degree •
Computer Science