Jhessica M.
Principal Engineer

Skills

Node.js

Java

Javascript

Amazon Aws

React

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Bio

Software Backend Developer with over a decade of experience in web development, architecture definition, and product integration. Favors collaborative, inclusive, and diverse working environments, particularly in remote settings. Expertise covers a range of company sizes, from large enterprises to small and medium-sized startups. Additionally, holds entrepreneurial experience, having co-founded a startup. Proficient in object-oriented programming, Java, JavaScript, TypeScript, REST/GraphQL API construction, and both SQL and NoSQL databases, as well as various frameworks including Spring, Express, and Nest.js.

Senior Software Engineer
5/1/2021 - Present

Developed proficiency in Full Stack development with a stronger focus on backend technologies including Node.js, Express, GraphQL, Apollo, React, MongoDB, Postgres, and Nest.js. Participated in defining the architecture for the company's first microservices implemented in Nest.js as part of the monolith migration. Implemented complete features in Elasticsearch, including index creation, index mapping definition, and querying. Demonstrated skills in debugging and tracking bugs in a Kubernetes environment using Datadog. Gained experience with AWS and managed data caching using Redis.
Co-Founder
4/1/2019 - Present

Developed backend architecture leveraging AWS infrastructure and Node.js, with a focus on creating scalable and efficient solutions. Designed and constructed REST APIs using the serverless framework. Implemented a robust backend deployment pipeline with AWS CodePipeline, ensuring seamless integrations and continuous delivery. Built local integrator software using Electron, facilitating queue distribution through SNS and SQS, and later migrated the software to .NET to enhance performance and maintainability. Successfully launched the product in 2020, achieving 300k leads and 5k sign-ups.
Senior Software Engineer
8/1/2017 - 8/1/2020

Contributed to the End User team for a full lifecycle project, from conception to the launch of a digital wallet featuring an integrated international prepaid card and a cashback system. Played a crucial role in the migration from a Java monolith to a Node.js microservices architecture. Achieved a successful product launch in 2019, resulting in 3MM sign-ups. Developed expertise in Java, Node.js, and microservices architecture, focusing on scalable and efficient system design.
Software Engineer
4/1/2014 - 8/1/2017

Developed and implemented a new virtual branch system tailored for the corporation's associates by meticulously analyzing requirements and translating them into actionable technical solutions. Served as a technical leader, effectively coordinating with an outsourcing company to ensure seamless integration and execution. Engaged in the development of both backend and frontend solutions, leveraging extensive expertise in Oracle and IBM products to deliver a comprehensive and reliable system.
Java Developer
5/1/2010 - 3/1/2013

Specialized in the customization and maintenance of internal systems for a content portal, utilizing Java and the EMC Documentum framework, along with Oracle database products.