As a full-stack developer, I contribute to the development of an application for the largest online education platform in Latin America.My focus lies in two key services: one serves as a facade and facilitates interaction with the CRM, handling up to 150 RPS, ensuring system fault tolerance, incoming request balancing, authorization, and validation, while the other is a serverless lead distribution system supported by a queue, processing ~3000 leads daily.My responsibilities include… Show more As a full-stack developer, I contribute to the development of an application for the largest online education platform in Latin America.My focus lies in two key services: one serves as a facade and facilitates interaction with the CRM, handling up to 150 RPS, ensuring system fault tolerance, incoming request balancing, authorization, and validation, while the other is a serverless lead distribution system supported by a queue, processing ~3000 leads daily.My responsibilities include optimizing lead distribution processes using AWS serverless technologies, improving the UI, and addressing performance bottlenecks by profiling the system. I also collaborate with product teams, ensuring the timely delivery of code and design features. Additionally, I am on-call for duty to maintain system reliabilityDuring my tenure at the company, I have managed for contributing to:• Improvements for lead distribution service logic, implementing TypeORM transactions to avoid concurrent writing and race conditions• Addition of metrics for monitoring and alerting, operating in conjunction with AWS Lambda - BigQuery - Prometheus - Grafana• Review and modification of the AWS Step Functions, resulting in a 5% reduction in the average execution duration and, consequently, a decrease in the monthly AWS costs Show less

As a backend developer, I have been working on a multiplatform application that covers agribusiness needs, from money management tools to digital payments and access to financing.Throughout my time in the company, I made substantial contributions to:• Developing the backend of an application that integrates third-party services to support transactions, including bank accounts and mobile money transfers• Implementation of a financial assistant to enhance the decision-making… Show more As a backend developer, I have been working on a multiplatform application that covers agribusiness needs, from money management tools to digital payments and access to financing.Throughout my time in the company, I made substantial contributions to:• Developing the backend of an application that integrates third-party services to support transactions, including bank accounts and mobile money transfers• Implementation of a financial assistant to enhance the decision-making capabilities of the finance team, leading to an acceleration in the decision-making process• Improvement of the performance of heavy database queries by 50% through the implementation of indexes and decomposition of complex aggregation queries• Enhancement of the processing and parsing of user-uploaded PDF files by implementing a multithreading approach, leading to a two times average processing speed increase Show less

As a full-stack developer, I actively participated in developing a web application designed to analyze and forecast the technical and economic characteristics of oil and gas wells and field management.During my employment, I contributed to:• Seamless integration of the new service with existing infrastructure and historical data warehouse using real-time data collection webhooks and cron pipelines• Implementation of authorization and authentication based on a custom set of… Show more As a full-stack developer, I actively participated in developing a web application designed to analyze and forecast the technical and economic characteristics of oil and gas wells and field management.During my employment, I contributed to:• Seamless integration of the new service with existing infrastructure and historical data warehouse using real-time data collection webhooks and cron pipelines• Implementation of authorization and authentication based on a custom set of available endpoints for different roles• Establishment of a master-slave SQL database replication system that allowed us to maintain database availability during critical production incidents• Implementation end-to-end, unit, and integration testing pipelines to ensure comprehensive test coverage, enabling the detection of bugs before deploymentThe implemented system resulted in a threefold increase in the efficiency of the engineering department by optimizing processes, facilitating real-time data interaction, and automating report generation Show less

• Analysis of the current field development strategy effectiveness. Highlighting weak areas and develop remedial operations at the micro and macro scales to fix them and preventive operations to avoid them appearing in the future• Short-term and long-term forecasting of the oil field behavior (pressure, production) and proposition of the exploitation strategy and further actions to comply with it• Pilot high-tech project supervising• Routine reporting to the corporate headquarters

• Geological support of the drilling wells at Rosneft oil fields• Making decisions on adjusting geological targets during drilling using geological and petrophysical data• Coordination with R&D departments and propose own insights to clarify geological structure by means of the model and actually obtained data

• Work with high-tech downhole well equipment• Telemetry system programming and signal decoding at the surface• Providing daily and final reports to the client

• Work with high-tech downhole well equipment• Telemetry system programming and signal decoding at the surface• Providing daily and final reports to the client