Sean Mutlu
Long Beach
Summary
Dynamic software developer with a proven track record at On the Mark Solutions LLC, delivering custom software solutions and enhancing client satisfaction. Proficient in C# and RESTful APIs, I excel in agile environments, leveraging strong interpersonal skills to drive project success and foster collaboration.Enthusiastic about music, offering 15 years of live performance proficiency alongside significant teaching experience.
Overview
15
15
years of professional experience
Work History
Guitar and Drum Instructor
Cal Heights Music Academy
Long Beach
05.2025 - Current
- Instructed children between four and sixteen years old in beginner level drum and guitar
- Created lesson plans for at home practice
- Handwrote guitar tablature and drum sheet music
Software Developer
On the Mark Solutions LLC
Menasha
02.2022 - 05.2025
- Led the development and deployment of over a dozen custom and productized software solutions tailored to enterprise requirements, predominantly centered on Micros POS
- Authored and sustained the Employee Charge solution for Micros, currently operational across approximately 30 U.S locations
- Spearheaded infrastructure automation initiatives, using Jenkins and PowerShell to package, version, and make available release builds
- Customized software to client-specific workflows, seamlessly integrating requested features and capabilities
- Advised on and executed deployments for numerous clients, ensuring optimal performance and satisfaction
- Crafted sophisticated enterprise web applications leveraging cutting-edge JavaScript frameworks
- Engineered web APIs (REST and GraphQL) to execute tailored business logic tasks, such as database CRUD operations and scheduled procedures.
Software Developer
Codexposed LLC
Temecula
10.2018 - 02.2022
- Collaborated directly with clients to develop, deploy, and maintain custom Micros POS solutions
- Implemented loyalty integrations using REST APIs for enhanced POS functionalities
- Engineered an integrated ordering system for Jesse's Pizza, featuring a cloud-hosted (AWS Elastic Beanstalk) web API, back-office application, mobile app, and kitchen display system that has been operational for 5+ years
IT Student Assistant
Cal Poly Pomona
Pomona
10.2015 - 06.2018
- Supported faculty, staff, and students with various IT tasks and queries Acted as the primary contact for technical service inquiries
- Demonstrated and explained IT products and solutions to customers
- Addressed diverse technical issues through email, live chat, and phone.
Private Guitar Instructor
Residential
Temecula
01.2010 - 01.2013
- Taught one on one lessons in Rock Guitar to students ranging from middle aged to children
- Hand wrote guitar tabs of common rock songs
Education
Bachelor of Science - Electronics and Computer Engineering Technology
Cal Poly Pomona
Pomona, CA06.2018
High School Diploma -
Chaparral High School
Temecula, CA06-2013
Skills
- Programming languages: C#, XAML, SIM, SQL, HTML, CSS, JavaScript
- Frameworks: NET, ASPNET, WPF, WinForms, XamarinForms, Entity Framework, Vue, React, jQuery, SignalR, Blazor
- Databases: SQL, MongoDB, Cloud & DevOps: Amazon Web Services, Jenkins
- Web services: SOAP, RESTful, GraphQL
- Strong interpersonal skills and communication
- Time management and organization, customer support
- Agile/Scrum methodologies, software testing and validation, debugging, and troubleshooting
- Live music: 15 years of playing and performing live music
- Music instruction: taught private guitar lessons throughout high school and periodically since then
Timeline
Guitar and Drum Instructor
Cal Heights Music Academy
05.2025 - Current
Software Developer
On the Mark Solutions LLC
02.2022 - 05.2025
Software Developer
Codexposed LLC
10.2018 - 02.2022
IT Student Assistant
Cal Poly Pomona
10.2015 - 06.2018
Private Guitar Instructor
Residential
01.2010 - 01.2013
Bachelor of Science - Electronics and Computer Engineering Technology
Cal Poly Pomona
High School Diploma -
Chaparral High School
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