Nicholas Jeske (@njjeske)
92 karma
Senior Software Engineer
Milwaukee WI
A Senior Software Engineer at Direct Supply and graduate at UW-Milwaukee.
About
I am a software engineer with a passion for creating innovative and intuitive software applications. I have a Bachelor's degree in Computer Science and have primarily worked in the financial and manufacturing industries, gaining valuable experience in developing software solutions in an agile environment. One of my notable accomplishments is creating an Android app called The Next Trail that is available on the Google Play Store. This project allowed me to showcase my expertise in mobile app development and allowed me to gain valuable experience in working with Android development tools and languages such as Java, XML, and SQLite.
Experience
Senior Software Engineer
Direct Supply
Jan 2024 to Present
• Designed and developed an AI-powered menu optimization platform, forecasted to launch in 4,000+ senior living facilities, with a projected 5–8% reduction in food costs through intelligent ingredient substitutions and nutrition-aware recommendations • Led daily standups and mentored two new engineers, accelerating onboarding and enhancing team cohesion in a fast-paced agile environment • Implemented in-memory caching in the menuing API to offload pricing service dependencies and boost response times • Technologies Used: TypeScript, C#, Python, PostgreSQL, Terraform, AWS
Freelance Android Developer
Blab Apps LLC play.google.com
Jul 2021 to Present
• Produced an ATV/Snowmobile trails app, "The Next Trail," on the Google Play Store achieving over 3,000 downloads. • Developed vital features like subscriptions, event/business sign-up, and cloud-based trail recordings to enhance value for users. • Tested multiple mobile devices to ensure the app is compatible with the latest version of the Android OS. • Technologies Used: Java, XML, SQLite, Google (Maps API, Sign-On, & Billing), and debugging using Google Play Console.
Software Engineer
Liberty Mutual
May 2021 to Jan 2024
• Designed and implemented a streamlined data flow pattern in collaboration with Financial Data Resources (FDR) for processing 28 policy and billing systems, along with 16 claim systems, across 7 ecosystems. • Utilized Jest test framework to surpass 80% code coverage target for premium and loss AWS CDK stacks. • Created an Error Hospital UI to enable source system users to resubmit invalid data through premium and loss flows. • Integrated OAuth 2.0 to accounting date service to ensure API calls are secured for General Ledger Processors. • Technologies Used: JavaScript (React & Node), Java, AWS CDK (Lambda, S3, SQS, API Gateway & Aurora), and debugging using Datadog & CloudWatch logs.
Associate Software Engineer
Northwestern Mutual
Jan 2019 to May 2021
• Reduced technical debt and defects by 50% by integrating SonarQube to CI/CD pipelines for Risk Servicing Ops team’s repositories. • Converted Insured Service Accounts (ISA) bank lock box Unix scripts from FTP to SFTP which transfers 2.8 million dollars of daily payments to insurance batch jobs. • Redesigned ISA Data Aggregator utilizing Spring Framework and Docker container to reduce security vulnerabilities and technical debt. • Mentored 3 associate software engineers on the team on VB. Net, GitLab CI/CD, Mainframe, and documentation best practices. • Technologies Used: VB. Net, Java, Linux, Docker, Git, and debugging using Autosys logs.
Software Engineer Intern
Northwestern Mutual
May 2017 to Jan 2019
• Built SOAP & RESTful web services that served data to our JavaScript front end teams that handled over 4,000 daily users. • Delivered 7 new portfolio and variable Universal Life products which surpassed sales by 11.5% of target by utilizing mainframe technologies on billing and collections team. • Wrote reusable unit test cases to ensure quality control and identify bugs. • Technologies Used: SOAP, REST, DB2, and Mainframe (PL/1, JCL, SAS).
Software Engineer Intern
Waupaca Foundry Inc
May 2015 to Aug 2015
• Developed a GUI application to show a directory of folders which contained warehouse parts to perform CRUD operations on SQL database. • Technologies Used: C#, XAML, and SQL with Microsoft Visual Studio.
Education
University of Wisconsin-Milwaukee
Bachelor's of Science, Computer Science
Sep 2014 to Dec 2018
• Sigma Chi Fraternity • Executive positions held: Risk Manager & Scholarship Chair • Order of Omega • Hack-It Bracket (Hackathon) • Milwaukee Code Camp
Projects
Ecommerce-Website
Clothing Store Website build with React, Redux, Google Firebase, and more. Clothing Store Website build with React, Redux, Google Firebase, and more.
ReactReduxJavaScriptCSSHTML
Face-Recognition-App-Frontend
The front-end of a JavaScript website that is used to highlight faces of random images.
ReactNodeJavaScriptCSSHTML
A JavaScript website that is used to highlight faces of random images. The purpose of this project was to advance my skills with React's framework to make a functional website. This website uses a Machine Learning API Key called Clarifai to provide a location of a person's face when given an image. The front-end consumes a Rest Service built of Express (Node.js back-end server) and Postgres SQL (Relational Database). The database stores account information such as name, email, password, number of image entries, and timestamp.
movielist-website
Movie Website that grabs top rated movies from The Movie Database API.
ReactCSSJavaScriptHTML
A simple project that displays and searches top rated movies with a scrollbar. The searchbar will filter the names of the movies depending on their title. This website uses an API called The Movie Database API to fetch a JSON object with the following info (movie images, title, and popularity).The website is deployed through Netlify.
UWM-Capstone-Project-Frontend
Created and collaborated with classmates and professionals from Northwestern Mutual to design and implement a portfolio builder application.
ReactJavaScriptHTMLJavaCSSDockerfile
I learned new technologies like Java (Spring-Boot), Javascript (React.js), MySQL, and AWS.
Skills