Summary
Overview
Work History
Education
Skills
Timeline
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Valton Sherifi

Prishtine

Summary

Dynamic software engineer with a proven track record at CSX Group, specializing in Java backend development and database management. Expert in optimizing high-performance systems and delivering scalable solutions. Adept at collaborating with cross-functional teams to drive project success, while leveraging machine learning techniques to enhance application capabilities.

Overview

5
5
years of professional experience

Work History

MQAdmin

CSX Group
03.2022 - Current
  • Engineered backend-centric solutions spanning a complex multi-module codebase, including a Java-based MQAdmin for agent server, REST endpoints, and inventory management, as well as MQMonitor for real-time monitoring, auto-ops, and event handling—designed to efficiently process millions of events daily.
  • Maintained and enhanced a high-performance C-based monitoring agent to capture granular metrics, integrate seamlessly with MQMonitor, and provide low-level insights critical for proactive issue resolution.
  • Implemented modern, responsive UIs using Vue.js for new features, while preserving legacy JSP pages, ensuring a unified and intuitive user experience across both platforms.
  • Optimized data persistence and concurrency controls with Hibernate ORM and SQL Server integrations, significantly boosting throughput, and achieving high availability in mission-critical environments.
  • Streamlined deployment and maintenance processes by integrating REST-based endpoints within MQAdmin, enabling automated inventory checks, remote configuration updates, and real-time system health reporting.
  • Collaborated with cross-functional teams to harmonize code structures—such as the status console, user management, and job scheduling—to deliver a resilient, enterprise-grade messaging platform supporting diverse, global operations.

Reago

SmartBits
08.2021 - 03.2022
  • Designed and developed a platform for students in Kosovo to register and rate university faculty and departments.
  • Built backend services using Java 16 and the Micronaut framework.
  • Designed and implemented a PostgreSQL database schema to manage data seamlessly.
  • Conducted performance testing to ensure the platform remained responsive under high user loads.

Vera for Health Insurance

SmartBits
10.2020 - 08.2021
  • Developed and maintained the Vera application, a comprehensive health insurance management system.
  • Built and optimized backend services using Hibernate ORM, JSP, and Oracle Database.
  • Contributed to feature development, ensuring high performance and system reliability.
  • Analyzed and resolved technical issues to maintain system uptime and integrity.
  • Worked collaboratively within a team to design robust, scalable Java-based solutions.

ML Developer

  • Built and deployed machine learning models using PyTorch and TorchServe, integrating OCR pipelines for tasks like document parsing and text recognition.
  • Leveraged tools like Label Studio and Konfuzio for data annotation, and implemented preprocessing pipelines to prepare diverse datasets for training.
  • Integrated Weaviate and Llama 3.1 to build Retrieval-Augmented Generation (RAG) pipelines for document indexing and efficient data retrieval.
  • Developed and optimized custom LLM prompts using Ollama, focusing on OCR correction, data extraction, and document structure understanding.
  • Conducted end-to-end model training, including data augmentation, hyperparameter tuning, and performance evaluation, to ensure high accuracy and reliability.

Education

Bachelor - Faculty of Electrical And Computer Engineering

University of Prishtina
Prishtine

High School Diploma -

Zenel Hajdini
Gjilan

Skills

  • Java Programming: Proficient in Java (Java 11/16) for backend development, with experience using frameworks like Micronaut, Spring Boot, and traditional Java EE for building scalable, enterprise-grade solutions
  • Database Management: Expertise in managing databases (SQL Server, PostgreSQL, Oracle), and using ORM frameworks (Hibernate) to optimize data persistence, ensure transactional integrity, and support high-concurrency environments
  • Machine Learning and AI: Hands-on experience in developing, training, and deploying machine learning models using tools like PyTorch and TorchServe Skilled in LLM prompting and tuning to enhance OCR pipelines and document indexing solutions

Timeline

MQAdmin

CSX Group
03.2022 - Current

Reago

SmartBits
08.2021 - 03.2022

Vera for Health Insurance

SmartBits
10.2020 - 08.2021

ML Developer

Bachelor - Faculty of Electrical And Computer Engineering

University of Prishtina

High School Diploma -

Zenel Hajdini

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Valton Sherifi