React Js,Node,Mongo db, aws, terraform, kafka

Raja Hamilton

Newport News, VA 786-***-**** ****************@*****.***

GITHUB LINK : hKps://github.com/Raja0110H

SUMMARY

I am a Full-Stack SoSware Engineer with experVse in modern web development frameworks like React.js, Next.js for the frontend and Node.js, Nest.js and Express for the backend. I also have experience with Django and Laravel and PostgreSQL for effecVve database management. My 6+ years in audiVng have sharpened my skills in opVmizing data, solving problems, and idenVfying potenVal issues. I am seeking a soSware development role where I can leverage my technical and analyVcal skills in a vibrant team sebng that promotes growth and presents new challenges.

EDUCATION

Southern Virginia University GraduaVon: 2018

Bachelor of Science - Computer Science

EXPERIENCE

Senior SoSware Engineer Mariner Finance

11/2024 – 02/2025

• Designed and implemented custom React.js components using TypeScript, ensuring seamless integraVon with backend services and enhancing UI/UX consistency.

• Developed and integrated Express.js backend APIs to support frontend funcVonaliVes, leveraging AWS Lambda for serverless execuVon.

• Updated and opVmized MongoDB schema to improve query performance and data consistency, integraVng with AWS DynamoDB where needed.

• Enhanced MongoDB operaVons using Mongoose, improving efficiency and reducing latency, while implemenVng AWS RDS for scalable database soluVons.

• Updated React components and backend APIs to improve performance, security, and accessibility, addressing vulnerabiliVes based on Web Pen Test results.

• Fixed security vulnerabiliVes and updated dependencies to enhance system security and stability, uVlizing AWS IAM for access control.

• Designed and implemented Terraform infrastructure-as-code (IaC) to automate AWS resource provisioning, improving deployment efficiency.

• Supported daily transacVons, ensuring smooth operaVons and resolving technical issues across AWShosted environments.

• Monitored servers, analyzed logs, and troubleshot issues using AWS CloudWatch and Lambda logs to maintain system reliability.

• Managed databases, opVmizing performance and ensuring data integrity through MongoDB, DynamoDB, and AWS RDS.

• Generated reports on transacVons to support business analysis and decision-making, leveraging AWS Athena for data insights.

• Contributed to planning the service architecture, improving scalability, efficiency, and cloud cost opVmizaVon using AWS best pracVces.

• ParVcipated in code reviews, providing feedback to enhance code quality, TypeScript consistency, and maintainability.

Senior SoSware Engineer Robert Half

07/2022 – 06/2024

• Created complex dashboards for compelling and user-friendly data visualizaVon.

• UVlized Redux and Context API to manage complex state in large-scale React applicaVons, ensuring consistent and predictable state changes across the app.

• Implemented code-splibng and lazy loading using React's Suspense and React.lazy, reducing iniVal load Vmes and improving overall applicaVon performance.

• Created custom React hooks to encapsulate reusable logic, enhancing code reusability and maintainability across various components.

• Enhanced website traffic and engagement through comprehensive UI/UX redesign.

• Designed and developed frontend for client-facing sites using HTML, React, and Materialize CSS.

• UVlized React components to create dynamic and responsive front-end elements, improving user experience and reducing page load Vmes by 15%.

• Managed end-to-end web development processes, including UI development, API integraVon, deployment, and tesVng.

• Designed and implemented an automaVon framework using Selenium WebDriver in Ruby and performed unit tesVng with RSpec.

• Developed test suites with Jest and Cypress for funcVonality, integraVon, end-to-end, performance, and cross-browser compaVbility tesVng.

• Deployed applicaVons on AWS EC2 and worked with CI/CD tools such as CircleCI and Jenkins.

• Proficient in various SQL flavors, parVcularly PostgreSQL, including deep understanding of indexing and query plan analysis.

• Created user stories with Sketch to simulate interacVon.

• Implemented robust backend funcVonality in Node to handle user authenVcaVon, data storage, and content delivery, resulVng in a 30% increase in user engagement.

• UVlized Node/Express, MongoDB, and RESTful APIs for seamless applicaVon funcVonality.

• Created UI templates and integrated them with backend REST APIs for efficient applicaVon communicaVon.

• Used Google Apps Script to create a form handler script to save contact form data.

• Developed detailed system designs based on customer requirements.

• Created Node.js based scripts to perform load tesVng with mulVple login accounts.

• Implemented Kubernetes for container orchestraVon and managed deployment of applicaVons.

• UVlized SonarQube for conVnuous code quality inspecVon and code security analysis.

• Configured and managed Naxsi for web applicaVon firewall to enhance security.

• Led code reviews and provided mentorship to junior developers, fostering a culture of knowledge sharing and high coding standards.

Senior Data/SoSware Engineer CareFirst BlueCross BlueShield 04/2020 – 06/2022

• Developed reusable components with Next.js, TypeScript, and GraphQL.

• Migrated frontend code from React.js to Next.js, enhancing applicaVon performance and maintainability.

• Implemented server-side rendering (SSR) and staVc site generaVon (SSG) to improve SEO and user experience.

• Leveraged Next.js features like dynamic rouVng and API routes for efficient data fetching and server-side logic.

• Established best frontend pracVces among teams using React.js and Next.js, coordinaVng efforts between UX and mulVple development teams.

• Implemented Tailwind CSS for efficient, uVlity-first styling across mulVple projects, resulVng in streamlined and maintainable codebases.

• Skilled in using Tailwind's responsive uVliVes to build adapVve layouts and components.

• UVlized headless CMS services like Prismic and experience with Apollo GraphQL.

• Cooperated with designers to create clean interfaces and intuiVve user interacVons.

• Worked on big data (Splunk Enterprise) to generate REST APIs and integrated them into client-side code using Node.js and Express.js.

• Managed and retrieved sensiVve credenVals securely for database connecVons and API integraVons with AWS Secrets Manager.

• Designed and maintained relaVonal databases, ensuring high availability and performance in AWS RDS & PostgreSQL

• Using AWS S3 Automated downloading of .txt and .csv files from S3 buckets, ensuring Vmely data processing

• UVlized AWS Glue for ETL operaVons, transforming data for downstream processing

• Developed scripts to automate data extracVon, transformaVon, and loading processes

• Implemented Boto3 for AWS service interacVons and uVlized pandas for data manipulaVon and analysis.

• Employed Requests library for seamless API integraVon.

• Sent processed data to external APIs and handled response validaVon.

• Stored successfully processed data in PostgreSQL databases, ensuring data integrity and consistency.

• Maintained comprehensive documentaVon of data pipelines and processes, and generated reports for stakeholders

• Used Terraform for Infrastructure as Code (IaC) to provision and manage AWS resources.

• Worked on data integraVon with external APIs and storage ensuring data integrity and consistency and documented and reported the data pipelines and processes.

• Implemented services, controllers, direcVves, and factory funcVons to properly consume APIs on the front end and send back data in JSON format to the backend.

• Designed and developed a data management system using MySQL.

• Created normalized SQL views on RedShiS Tables to ease data table readability.

• Designed data models for data-intensive AWS Lambda applicaVons, facilitaVng complex analysis and generaVng analyVcal reports for end-to-end traceability and business intelligence

• Implemented a 'serverless' architecture using API Gateway, Lambda, and DynamoDB.

• Created Lambda deployment funcVons, configured them to receive events from S3 buckets, and assigned roles to run Python scripts.

• Created and managed Docker containers and consoles for applicaVon lifecycle management.

• Performed automaVon tasks on various Docker components like Docker Hub and Docker Engine.

• Mentored junior developers and facilitated onboarding processes.

• Addressed producVon issues and collaborated with stakeholders to implement effecVve soluVons SoSware Engineer ADP

11/2018 – 03/2020

• Designed and implemented interacVve dashboards using React for the front-end and NodeJs for the back-end, providing users with real-Vme data visualizaVon.

• UVlized libraries such as D3.js and Chart.js to create dynamic charts and graphs, enhancing data interpretaVon and decision-making.

• Integrated WebSocket technology to enable real-Vme updates and noVficaVons within dashboards, ensuring users have access to the latest informaVon.

• Developed and maintained RESTful APIs to facilitate seamless data exchange between front-end and back-end, ensuring efficient data retrieval and manipulaVon.

• Implemented robust user authenVcaVon and authorizaVon systems, including OAuth and JWT, to secure access to sensiVve data.

• Established role-based access control mechanisms, allowing fine-grained permissions and enhancing applicaVon security.

• Collaborated with UX/UI designers to create responsive and user-friendly interfaces, ensuring compaVbility across various devices and screen sizes.

• Conducted performance tuning and opVmizaVon, reducing page load Vmes by 25% through code refactoring and efficient database querying.

• Employed TDD and BDD pracVces using Jest, and Enzyme, ensuring code quality and reliability through comprehensive tesVng.

• ParVcipated in Agile development processes, including daily stand-ups, sprint planning, and retrospecVves, contribuVng to conVnuous improvement and team collaboraVon.

• Managed deployment pipelines using CI/CD tools, and monitored applicaVon performance and health using AWS CloudWatch and other monitoring tools.

• Created and maintained comprehensive documentaVon for APIs, front-end components, and overall system architecture, ensuring easy onboarding and knowledge transfer. TECHNICAL / NON-TECHNICAL

SKILL

• JavaScript Ember.js Boto3 SQL

• TypeScript Redux RESTful API MySQL

• HTML RxJs CI/CD PostgreSQL

• CSS jQuery Git NoSQL

• React.js Kubernetes Github MongoDB

• Next.js MS AcVve STT AWS

• Remix Directory OpenCV Azure

• LESS LLM VideoProcessing Firebase

• SASS Node.js FFMPEG GCP

• Angular Express.js TTS Jest

• Vue.js GraphQL AI/ML Cypress

• Nuxt.js ETL OpenAI Gitlab

• Material-UI Data Pipelines ChatGPT Naxi

• Bootstrap Terraform RAG Code Review

• TailwinCSS Requests Docker SoSware

• StoryBook Pandas Kata Security

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