**Aleksander Real**
Orange, CA 92867
(714) 627-9255
xander.m.real@gmail.com

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### **PROFESSIONAL PROFILE**
Passionate Java Developer with 10+ years of experience in designing, developing, and maintaining high-performance Java applications. Proficient in core Java, OOP, Spring, Hibernate, and microservices architecture. Skilled in CI/CD tools (Maven, Jenkins, Docker) and databases (SQL Server, MySQL, MongoDB). Strong collaborator in agile environments, committed to best practices and continuous learning.

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### **TECHNICAL SKILLS**
**Languages:** Java, Python, JavaScript, TypeScript, C#, PHP, HTML, CSS, C++
**Frameworks & Libraries:** Spring, Spring Boot, Django, Flask, FastAPI, Struts, Hibernate, React, Next.js, Vue.js, Angular
**Databases:** MS SQL, MySQL, PostgreSQL, MongoDB
**Tools:** Jira, GitHub, GitLab, Bitbucket, VS Code, Docker, Kubernetes
**Testing:** JUnit, Mockito, Jest, Selenium
**Cloud Services:** AWS, Azure, GCP

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### **PROFESSIONAL EXPERIENCE**

**Senior Software Engineer**
*Celonis, San Francisco, CA (Remote) | 2019–2024*
- Developed scalable web apps using Python (Django, Flask) and optimized databases (PostgreSQL, MongoDB).
- Led microservices architecture with Django REST Framework, improving system flexibility.
- Enhanced app performance by 30% using C#/.NET and deployed cloud-native solutions on Azure.
- Reduced bugs by 40% via TDD and unit testing (Pytest, Unittest).
- Built real-time data pipelines with Apache Kafka, improving efficiency by 30%.
- Optimized caching with Redis, cutting data retrieval times by 50%.
- Mentored junior developers and coordinated cross-functional teams.

**Full Stack Engineer**
*SendGrid, Orange, CA | 2016–2019*
- Designed RESTful APIs in Python (Django, Flask) and integrated AWS for scalability.
- Automated data tasks with Pandas/NumPy, boosting efficiency by 35%.
- Implemented CI/CD pipelines using Jenkins/Docker, reducing downtime.

**Web Developer**
*2K, Novato, CA (Remote) | 2014–2016*
- Built interactive UIs with AngularJS/Bootstrap and secured backend services (Java/Struts).
- Refactored Java code, reducing server response time by 40%.
- Automated backend processes, increasing system efficiency by 25%.

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### **EDUCATION**
**Bachelor’s in Computer Science**
*California Institute of Technology, Pasadena, CA | 2010–2014 (GPA: 3.8)*
- Courses: Software Engineering, Algorithms, Database Systems
- Activities: Academic Clubs, Intramural Sports

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