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Sergio Castaneda

Development
Lima, Peru

Skills

Java

About

Lima Per's skills align with Programmers (Information and Communication Technology). Lima also has skills associated with Web Professionals (Information and Communication Technology). Lima Per has 7 years of work experience, with 4 years of management experience, including a low-level position.
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Work Experience

Technical Leader

Resolvit
March 2023 - Present
  • Working in java microservices, and aws as a cloud. Worked under the scrum methodology. Received requeriments and defects for the client application. Developed for a client in the United States 100 percent remote work. Quarkus as a framework, java microservice oriented to events, kafka and postgresql. Manage the performance of team members.

Lead Software Engineer

S4N-EPAM
January 2022 - January 2023
  • Working in java microservices, and azure as a cloud. Worked under the scrum methodology. Received non-functional requirements from the teams in charge, transfer knowledge and develop the proposed solutions. Developed for a client in the United States 100 percent remote work. Worked with teams with different time zones, coordination with teams from Eastern Europe and from different countries in South America and Central America. Helped to do troubleshooting. Support to developers of other seniorities, Developed of non-functional requirements in more than 30 microservices, increasing the security, reliability, and maintainability of the applications. We updated to new versions of common libraries and plugins used in the project. Changed the database connection to azure RBAC to improve security. Migrated to support multitenancy complying with the regulatory deadlines imposed by the US. Obtained the role of resource manager in the company, coordinate 1o1 meetings, career paths, performance evaluations. Tools/Technologies: Java, Spring, Springboot, CosmosDB, Git, Tomcat, Agile, Jira, Confluence, Gradle.

Tech Lead - Software Designer

Belatrix-Globant
September 2019 - December 2021
  • Built the necessary microservices in a scalable way to support the shrimp farming business. Improved the structure of the columns, tables and relationships and created new ones to support the new business logic. Created the backend in time for the presentation of the product's MVP. DDD implementation in new java microservices. Promote the usage of Event driven Architecture in the project adding GCP pub/sub in some microservices. Coordinated the implementation of the BFF architecture pattern for better system performance and team work. Led the implementation of Websockets. Design solutions using read model/write model and CQRS to optimize the time response of querys. Received the promotion of tech lead after having an optimal performance in the development of requirements and knowing most of the processes in the software. Lead the backend team, co-lead frontend, qa and mobile team (up to 18 team members in total). I was given the responsibility of proposing and creating spikes and technical stories that are necessary in the project. In charge of the initial estimation of the epics and their technical feasibility. Provide mentorship to semi senior and senior programmers. Code Reviews and definition of development standards in the team. Made performace evaluations, continuos feedback with 'one to one' meetings and definition of career paths for the team members of Globant achieving the seniority promotion of a team member in the company. Tools/Technologies: Java, Spring, Springboot, Postgresql, Tomcat, Google Cloud Plataform GCP, Angular, Agile, CircleCI

MDP
November 2018 - August 2019
  • Analysis and development of the "Core Services" project for the client AFP Integra, where the company's new base APIs were defined and implemented following an hexagonal architecture Analysis and development of the Voluntary Debt project for the client AFP Integra Incident resolution in REPRO and OPD project Use of Jenkins for frontend and backend deployment in EC2, ECS, database connection in RDS, use of Secrets, maintenance of notification framework via SNS (AWS services) Tools/Technologies: Java, Spring, SpringBoot, Microservicios, AS/400, DB2, SQL Server, Jboss-Wildfly, Maven, GITLab, Jenkins, AWS, Angular Tecnocom Analista Técnico 3 July 2016 - June 2018 Systems optimization for the Rimac Seguros applications Migration of web services from ESB to Datapower Support and maintenance of the applications for Rimac Seguros, in its web and mobile version Tools/Technologies: ExtJs, Angular, Java, Spring, Oracle, WAS, Tomcat, Maven, Ant, GIT, IBM datapower, WID, IBM Enterprise Service Bus, Jquery, AWS, Dynatrace

Systems Engineer

Tata Consultancy Services
July 2014 - June 2016
  • Development of the project NBR for Rímac Seguros that allows interoperation through web services Development of message flows in IBM Websphere Integration Bus 9.0 (IIB) for Rimac Seguros Implementation of payment gateway and connection with POS from a web application Tools/Technologies: ExtJs, Jquery, Java, Spring, Servicios SOAP, Oracle, WAS, Tomcat, Ant, GIT, IBM Integration Bus Nextel del Perú SA Analista de inteligencia de Procesos June 2013 - May 2014 Development and support of the interconnection web system Extraction, consolidation and enrichment of information from different data sources, according to the internal needs of the Revenue Assurance Management Analysis, design, implementation, monitoring and support of processes that generate metrics and indicators, which, developed together with the internal areas, facilitate the decision making of the internal users of management Detect incidents and improvements in the processes handled by the area and carry out the respective follow-up until its resolution Generation and validation of quarterly and monthly reports submitted to OSIPTEL and INEI Tools/Technologies: Liferay, JavaEE, Spring, Tomcat, Oracle, VFP, Sql Server, Javascript, Java, SQL Server

Education

Universidad Nacional de Ingeniería