Zack Chaffee Email & Phone Number

Chicago, Illinois, United States

• Work on Epsilon's ad delivery platform that translates internal client-selected IDs to platform-specific advertising IDs for targeted ad campaigns, focusing on improving the consistency between development and.
• Engineered and deployed an AWS Lambda function and S3 bucket solution using Terraform Infrastructure as Code (IaC), replicating third-party software functionality in the development environment
• Refactored codebase to remove override keywords and implemented comprehensive unit and smoke tests, aligning development and production environment functionality, reducing production issues and increasing confidence in.
• Demonstrated strong self motivation and learning agility by quickly acquiring proficiency in company tools and technologies, including Terraform, Spark, and AWS services. Completed relevant LinkedIn Learning courses.

Oak Brook, Illinois, United States

• Spearheaded extensive data analysis and insightful visualization on over 50 billion Firebase records, uncovering crucial user behavior insights, identifying critical errors, and driving app optimization. Efforts led to.
• Collaborated with cross-functional teams to optimize the MyQ IoT platform's performance and UX/UI by providing data-driven recommendations and insights. Implemented changes that resulted in a 20% reduction in user.
• Aggregated and reduced a massive, denormalized dataset from 800 million records to 12 million records (a 98.5% reduction), improving data accessibility and manageability, despite poor documentation and nested data.
• Identified a critical notification issue through meticulous data analysis, revealing that users were receiving notifications despite having their settings turned off. Addressed the problem promptly, demonstrating the.
• Presented findings, insights, and the overall project impact to an audience of over 100 company personnel, including chief officers, showcasing the value of data-driven decision making and the significance of the work.

Chicago, Illinois, United States

• Spearheaded the operational efficiency and safety compliance at the campus gym, ensuring a welcoming and secure environment by vigilantly monitoring entry points and verifying ID scans of every individual entering the.
• Executed superior customer service and issue resolution, providing prompt, courteous, and informative assistance to visitors and members, thereby enhancing the overall gym experience.
• Established a streamlined process for inventory management and equipment handling, meticulously recording check-outs and returns to ensure accurate tracking and availability of resources.
• Pioneered a reliable system for package and key handling, coordinating the secure distribution to authorized personnel, demonstrating trustworthiness and organizational acumen.
• Engaged in proactive coordination with multiple stakeholders, including lifeguards and class instructors, ensuring timely access to facilities and contributing to the smooth operational flow of the gym.
• Maintained a detail-oriented documentation practice, logging equipment loans, package receipts, and key distributions, fostering an organized and accountable operational environment.

Chicago, Illinois, United States

• Spearheaded a comprehensive analysis of 2,000,000 AI chatbot tweets leveraging Jupyter Notebook, Excel, SQL, and Python, to extract, clean, and visualize data, unveiling pivotal trends and patterns.
• Executed an in-depth study on factors influencing Twitter support response time, isolating key variables impacting response rates with an 85% accuracy rate, contributing to a more informed strategic decision-making.
• Established a streamlined coordination with Businessolver through Open Avenues Foundations Micro Internship, embarking on a meticulous analysis of AI-chatbot communication dynamics within Twitter.
• Pioneered the development and management of a GitHub repository encapsulating a well-documented Jupyter Notebook, facilitating seamless collaboration and knowledge sharing among the team.
• Engaged in the robust handling and analysis of a dataset comprising over 2 million rows and 12 million data points, ensuring data integrity and accuracy throughout the analytical process.
• Presented compelling findings from the data analysis project to senior lead and colleague, integrating constructive feedback to enhance the accuracy and reliability of the results, thus driving data-driven strategies.

Chicago, Illinois, United States

• Collaborated with a team of 7 mentors and liaised directly with the supervisor to strategize, plan, and execute a diverse array of events designed to enrich the college experience for over 100 students. These events.
• Spearheaded initiatives that encouraged students to establish new friendships, venture beyond their comfort zones, and actively participate in the campus community. Cultivated a supportive environment that fostered.
• Provided guidance to students in overcoming academic and social challenges, connecting them with pertinent campus resources and offering advice on effective problem-solving strategies. Helped students improve their.
• Employed a thoughtful approach to understanding the diverse needs and preferences of students, adapting event strategies to maximize participation, engagement, and overall satisfaction. Implemented data-driven.
• Shared insights and experiences related to software engineering and technology domains during academic-focused events, providing peers with a real-world perspective on the field. Inspired 5 students to pursue.
• Effectively balanced mentoring responsibilities with academic commitments and personal projects, showcasing strong time management, prioritization, and multitasking abilities. Maintained a 3.8 GPA while dedicating an.

Chicago, Illinois, United States

• Facilitated a warm transition for over 500 incoming students at IIT, aiding their adaptation to new academic and social environments, ensuring a smooth integration into college life.
• Designed and led interactive orientation sessions for groups of 40 diverse students, fostering a sense of community, engagement, and boosting student satisfaction.
• Initiated and coordinated team-building activities and icebreaker exercises, which resulted in 80% of participants forming meaningful and lasting connections, setting a positive tone for their college experience.
• Provided personalized guidance and mentorship, sharing insights from a student perspective, which helped in alleviating anxieties and establishing a supportive rapport.
• Served as a reliable point of contact and resource, offering continual support, advice, and encouragement, promoting an enriching college experience.
• Collaborated closely with fellow leaders, ensuring cohesive team dynamics, and stepping in proactively wherever needed to maintain a smooth operation during orientation events.

Chicago, Illinois, United States

• Adapted teaching strategies to cater to a diverse group of over 30 students, many of whom were navigating a college course and an Integrated Development Environment (IDE) for the first time, fostering an inclusive and.
• Facilitated the mastering of Java programming and Object-Oriented Programming (OOP) concepts, enabling a 95% completion rate for lab assignments and instilling confidence in students as they progressed through the.
• Conducted regular office hours, providing personalized assistance and clarifying complex coding concepts, which enriched the learning experience outside of class time.
• Assessed and graded student assignments diligently, offering constructive feedback that led to an average improvement of 10% on subsequent assignments, thereby contributing to the students' continual academic growth.
• Collaborated with a dedicated team of educators to develop and execute comprehensive lesson plans, which significantly enhanced student engagement and active participation in learning.
• Served as a bridge between students and faculty, ensuring a smooth transition for students into the academic and practical rigors of college-level computer science coursework.

Frankfort, Illinois, United States

• Expedited precise order processing for online and curbside pickup at Kohl's, navigating through heavy time constraints to ensure packages were accurately prepared and timely delivered, contributing to a 100% on-time.
• Pioneered communication strategies within the team and across the store to manage high order volumes, resolving item location challenges and ensuring seamless operational flow during peak hours.
• Employed analytical problem-solving to swiftly address and rectify item location challenges, ensuring no delay in order processing and upholding a standard of customer satisfaction.
• Proposed process optimizations to enhance the efficiency and accuracy of order fulfillment operations, reflecting a continuous improvement mindset pivotal for operational excellence.
• Adapted to technological tools proficiently, navigating the store's order management system to enhance operational efficiency, showcasing a quick learning curve and aptitude for technology.
• Exemplified performance under pressure, managing multiple priorities simultaneously to maintain a streamlined order processing system even during high-traffic hours.

Chicago, Illinois, United States

• Led a pivotal project to elevate financial literacy in the realm of cryptocurrency, directing a cohesive team of 6 towards the development of an informative website.
• Cultivated a collaborative learning environment, steering the team in mastering HTML and crafting a comprehensive quiz, enhancing the educational value of the website.
• Adopted agile project management techniques to ensure a streamlined and timely execution, culminating in a 40% reduction in user confusion and markedly enhancing the user experience.
• Engaged effectively with key stakeholders such as M1 Finance and various cross-functional teams, presenting the project roadmap and securing buy-in, which propelled successful implementation within the designated.
• Advanced technical literacy among users by 30%, by unraveling the intricacies of cryptocurrency through clear, accessible explanations, and showcased the project to a diverse audience of over 50 colleagues and.
• Utilized an analytical approach to optimize user experience, analyzing feedback and website analytics to refine content and design, ensuring an intuitive and enriching user journey through the cryptocurrency landscape.

Peotone, Illinois, United States

• Seized the initiative to foster a conducive learning environment, stepping into a teaching role to bridge the knowledge gap due to teacher's unfamiliarity with Java, ensuring smooth coursework progression and aiding in.
• Demonstrated a quick learning curve, staying a lesson ahead of the students to effectively assist in teaching the course, while simultaneously mastering code.org with a Java backend, showcasing adaptability and a keen.
• Delivered personalized support and mentoring in Java programming, translating complex concepts into digestible lessons, leading to a 35% increase in understanding and a 20% improvement in overall student performance.
• Collaborated closely with the teacher to enhance and expand the computer science curriculum and lesson plans, driving a 50% increase in student engagement and enriching the learning experience.
• Utilized effective communication and teaching methodologies to explain complex Java concepts, ensuring clarity and comprehension among students, and fostering a supportive and interactive learning atmosphere.
• Showcased leadership and initiative by taking the helm in teaching and guiding students through their coursework, reflecting a capacity for leadership, technical mentorship, and a dedication to fostering educational.

Master'S Degree, Computer Science

Activities and Societies: Triangle Fraternity, SHPE Coterminal Applied Computer Science Master with a focus on distributed and cloud.

Bachelor Of Science - Bs, Computer Science

Activities and Societies: Triangle Fraternity, SHPE

General Education Degree

Activities and Societies: Blue Devils Football