Software Developer Senior

NORAYR KHALATYAN

Aurora, IL, *****

Work Authorization:US citizen

Speaks:English, Japanese, Russian, Armenian

SUMMARY

— Scientist with 15+ years of experience focusing on Software development, Big Data analysis, scientific computing

— Excellent analytical, critical thinking, problem solving, and communication skills

— Customer-oriented, flexible, creative, eager to learn new technologies and tools

— Team player with strong leadership abilities

— Many years of working experience in different countries with international scientific and engineering teams SKILLS

—Programming inPython, Tcl/Tk, Tkinter, Git/Bitbucket,Docker, Matlab, Shell in Unix

—MySQL, Postgres, Oracle, Django, Flask, HTML, CSS,Pandas, NumPy, SciPy, Matplotlib

—Unix/Linux,Mac, Microsoft Windows (Word, Excel,PowerPoint), SQL

—JIRA, Agile, Silverpop, Object Relational Mapper (ORM), SQLAlchemy WORK EXPERIENCE

2016 – 2023 —Senior Software Developer,Oracle,Chicago, IL

— Used SQL and ORM SQLAlchemy to execute queries and retrieve data from database

— Used Linux operating system for Oracle Cloud based Textura Payment Management

— Worked closely with Production team, Business Analyst, Quality Assurance, and Customer Service

— Investigated and fixed Python based production software using UI, databases, and debugging the code

— Developed and improved feature of SaaS product including performance, race conditions, and documents

— Regularly worked on the tickets, changing the Python code, writing Unit/Functional tests, Code review 2015 – 2016 —Senior Software Developer,eShotsInc., Chicago, IL

— Refactored an existing Python software and improved performance 200 time

— Improved the software of taking survey at the event on IPAD

— Used Celery in Python with RabbitMQ to queue tasks on Linux

— Regularly performed Code reviews

— Used Microsoft Windows and its main applications (Word, Excel, PowerPoint) 2013 – 2015—Data Scientist,Northern Illinois University/ArgonneNational Laboratory, IL

— Studied and developed On-line monitoring Python GUI’s for Linear Collider project in Japan

— Worked on the track reconstruction program and analysis of Big Data from leading-edge technology used in JapaneseHigh Energy Physics experiments

— Worked in Linear Collider planning office in Japan, as a representative of the USA High Energy Physics for future Linear Collider project

2012 – 2013 — Project and Branch Manager,PAVAC Energy Corp., Batavia, IL

— Managed a group of scientists, engineers and technicians in Electron Linear Accelerator project. Prepared Documentations, specifications and analysis using MySQL, Excel, and Python

— Responsible for scope of work, technology assessment dashboard, design specifications, and work schedule for engineers, and technicians

— Prepared, reported, and delivered Conceptual Design with full specifications of the project 2007 - 2012 — Data Scientist, Fermi National AcceleratorLaboratory, Batavia, IL Leader of Muon group (Dzero experiment)

— Wrote software codes in Python, developed, and maintained reliable On-line and Off-line monitoring tools

— Wrote and developed the Python GUI based software for On-line monitoring of hardware operation. Analyzed data with Matlab, Matplotlib, and ROOT (C++ based software) software.

— Mentored several junior level software developers and data analyzers.

— Led a group of scientists working on the software analysis tools in Python for Data Quality of Dzero experiment.As a result the Data Quality of the experiment improved 5%.

— Widely used Cloud Computing for Big Data Analysis (TB) and Monte Carlo simulations

— Reported the results of study at collaboration meetings and international conferences EDUCATION

PhD in Physics and Mathematics, Yerevan Physics Institute, Armenia M.S. in Physics and Mathematics, Moscow Engineering Physics Institute, Russia

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