Obed Espinoza

Analyze and design custom solutions for diverse clients, with the objective of create efficient data architectures that cover all Business Intelligence and AI needs for medium size and big companies, optimizing resources and cost.

• Work as a Data Engineer consultant for Silicon Valley companies, remotely.
• Work on top Data projects and provide solutions on Big Data environments.
• Analyze requirements and design solutions, using the latest technology stacks and implementing best practices of the market. Ensuring the cost benefit of the implementation.
• Work and communicate with multicultural team, with teammates from all over the world.

• Work with stake holders to gather requirements and define data products need for business.
• Guide and mentoring developers under my charge, to focus on plan and deliver data products agreed with stake holders.
• Manage expectations for new data products and help revamp the data warehouse and data lake to complain with new goals of the company.
• Propose guidelines for requirements and products to have better communication with stake holders.
• Work closely with BI and Data Science team to provide data products that each team needs.

• Focus on mentoring junior engineers to work with the company structures and standards.
• Define code standards and unit testing strategies for the whole team.
• Define the blueprints of the data architecture to be used, based on the lambda architecture and new data warehouse paradigms.
• Define and implement the CI/CD pipelines for data pipelines using docker and airflow.

• Build the tracking system for Healthcare, which includes session and user tracking, impression and monetization events that are generated in real time, ingested directly into the datalake infrastructure.
• Build the pipeline to process the real time events, and ingest them directly into our databases, to be consumed by the BI team.
• Help build the datalake and datawarehouse infrastructure that supports the needs for the BI team.
• Build pipelines to connect all the tracking data, with the partners and clients data to build a highly accurate attribution model that aid the data science team, build algorithms to optimize the different acquisition channels for the company.

• Healthcare Inc is a performance leads generator company, focused on health insurance plans in US. I was hired to help rebuild the main backend service, that need to provide a real time search for health plans, according the needs of the user and help the customer to be redirected with the proper partner.
• Build a highly optimized web service to provide the best ads, evaluating in real time all Healthcare providers using different algorithms according the US location. This algorithms were based on CPC, eCPM and Machine Learning.

• Autoweb is performance leads generator company, focused on cars, helping users connect with car providers. I was hired to build the initial architecture for the Autoweb Search Engine platform, achieving great performance over a highly tunned web service built in C# and .Netframework technology.
• Build the initial data tracking for the search engine and coordinate with the data team in order to provide feedback from the tracking into the core of the service, in order refine the search results according the user data and location data.

• IGSS is the Guatemalan Social Security, I was hired as a developer for the software architect to help build the administration website, building the configurations and techniques for other developers to follow.
• Build the Social Security providers administrator web site, in which every bill from each provider is record from any social security office around the country. Generating all law discounts for the bills and the proper reporting for Accounting Department.
• Build the pipeline for the contractors payroll in the social security, that started with the bill input, connect with the Guatemala Finance Ministry and finally connect with the Guatemalan Social Security Bank to pay the payroll.
• Creates multiple reports for the Guatemala Social Security Treasury Department, to provide a BI solution for the different spending records, group by several categories and filters according the need of the department.

• SERTECORP is a company that provides web development as a service, helping several clients to build a highly customize website according the needs. I was hired as a full stack developer for web application using ASP.NET framework. Working in GPS platform to track trucks, using Google Maps API, and interacting with GPS data formats and parsing the GPS data.