S ENIOR SOFTWARE ENGINEER - RESUME

Tongjun Zhang Green Card Pittsburgh, PA 15228 412-***-**** adhq5b@r.postjobfree.com

10+ years of development experience in Enterprise software system with Java, Python, C#, and expertise Oracle, SQL Server and Mongo DB.

Proven ability to leverage full-stack expertise to build interactive and user-centered system designs to scale.

Extensive expertise in large system development, integration.

Agile Project Management

Application Platform Development

Database Programming

Software Systems

Integration

Software Development Lifecycle (SDLC)

TECHNICAL EXPERTISE

Databases: Oracle, SQL Server, Mongo DB

Programming: SQL Java python C++/C JavaScript Operating Systems: Linux operating system Microsoft Windows Development tools: Eclipse, Visual Studio Code, Apache Tomcat, Ruby on Rail, Maven, Subversion, SSH, JIRA, GitHub EXPERIENCE

PSI Metals 02/2008 - Current

Senior Software Engineer

Work with team members to design high effective system software with Java, Python, SQL, C#, Oracle, Mongo DB and Integration development &Testing.

Expertise creating complex tables with third form, creating constraints, triggers on tables and views, creating Synonyms to share resource from one schema to another one, managing privilege on table, view, user, roles, etc.

Expertise PLSQL coding within procedure and packages.

Expertise analyzing the Query performance by explain plan, Expertise PLSQL debugger with SQL Developer.

Expertise Oracle cache on data history tracking.

Expertise SQL developer and Toad tools.

Expertise designing the complex data models in Oracle and SQL Server.

Expertise Java with JDBC to connect Oracle Database.

Expertise Python with SQLAlchemy to connect SQL Server.

Successfully set up Linux servers and environments with Maven, Tomcat, JBoss (Wildfly), Eclipse, Hudson, and Hibernate, Python, Flask/Django, Ruby on Rail, Oracle and Mongo DB.

Designed and implemented large enterprise application, business process, Function process and systems working well onsite.

Work independently in the development, testing, implementation and maintenance of data processes of moderate- to-large size and complexity

To provide technical input to Application incident and problem management

Document the data mapping, transformation logic and process flow for each development project

Work with software administrators to install, configure and troubleshoot ETL platforms

Design, develop, test, debug and deploy code, primarily consisting of data warehouse & data mart contents

Design, implement, and execute test plans to ensure highest level of quality is achieved

Successfully manage and complete many international projects. Technical Project Manager and Team Leader

8+ years’ experience is on project management. My team members are five people. When running a project, some people from other teams or division to join the project were up to 15 people including German, Belgian, Mexican, Polish, French, Indian, Chinese, Canadian and American.

SKILLS

Proficiency in Linux and Windows operating systems.

Competency in the following software and programming languages and systems: Software Languages/Systems Competen

ce

(1 - 5)

1

Web Development

Languages/Systems

Competen

ce

(1 – 5)

1

C# 4 JavaScript/Applets 3

Java 4

PLSQL 5

Oracle 4

Python 4

MongoDB 2

EDUCATION

Master of Engineering, Software Engineering, Dalian Maritime University – 2004

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