Software Engineer Resume

SUMMARY

Back - end web application developer for 13 years.
Making a programming language career change from Perl to Java.
Designer of a new programming language, Global Script, incorporating wat me’ve learned from experience and self-study about software architecture and systems design.

TECHNICAL SKILLS

PROFESSIONAL EXPERIENCE

Confidential

Software Engineer

Responsibilities:

Used functional programming and functional purity to design programming language.
Used test-driven development to guide development of teh language implementation.
Used Plan 9 rc to write integration tests as a specification of teh language.
Wrote an abstract machine and interpreter in C.
Wrote C code to parse, type-check, and byte-compile a simple assembly language for it.
Wrote a second abstract machine / run-time system / interpreter in Haskell.
Wrote Haskell code to compile from Global Script to teh second abstract machine.
Wrote Global Script code to parse, type-check, and byte-compile Global Script programs for teh second abstract machine.
Used functional programming to organize Haskell and Global Script code.
Used darcs to manage software development and perform continuous integration.
Used Continuous Integration to organize code and combine multiple efforts.

Confidential

App Dev - Java

Responsibilities:

Maintained microservices back-end written in Java.
Maintained orchestration layer written in Java with Spring Boot deployed and scaled using AWS ECS.
Updated API to follow REST design principles.
Updated Java controller code to use dependency injection principles to consume Java service classes to separate business logic from teh API.
Used JUnit to write unit tests for Java code.
Used mock objects with dependency injection to test interactions between classes.
Maintained Kafka streaming error logging while updating internal Java dependencies.
Converted front-end features from AngularJS to Angular.
Used Angular components to structure front-end code.
Used Web components to use Angular components from AngularJS page.
Used dependency injection to access services and application state from Angular components.

Confidential, Plano, TX

Software Engineer

Responsibilities:

Maintained system for gathering router usage, with CGI / Perl / HTML / CSS front-end.
Maintained web service written in Java using FOP to produce PDF reports.
Maintained web application using PHP, SQL, MySQL, and Amazon AWS RDS.
Wrote new automated tests using Python and Selenium.
Automated testing and deployment using Jenkins pipeline

Senior Software Developer

Confidential, Texas

Responsibilities:

Maintained a single page application using a custom Perl framework.
Used SQL to communicate with a Sybase backend.
Maintained web application front-end in JavaScript using HTML and CSS.
Use Kanban process to maintain and add features to legacy web application.
Wrote unit tests for legacy application, re-factored legacy application to improve testability, and introduced object-oriented unit tests for API testing.
Introduced object-oriented design and programming to teh web application backend.
Introduced functional programming techniques to simplify backend code.
Wrote new object-oriented classes to represent teh key entities within teh backend.
Used traits to structure object-oriented code within teh entity classes.
Re-factored order assignment logic and added auditing code for compliance monitoring.
Wrote single sign-on microservice for managing sessions across multiple microservice-based web applications.
Wrote API service for new microservices to access legacy application.
Used git and to manage software versions and perform code reviews.
Wrote Jenkins scripts to run automated unit tests and set up QA environments.
Wrote Perl scripts on Linux to translate item data from KML files to SQLite databases.
Used SQL to communicate with SQLite database.
Wrote integration tests for scripts.

Senior Software Engineer

Confidential, Portland, OR

Responsibilities:

Wrote reporting web application using Perl Mason HTML templating framework.
Used test-driven development to guide application development.
Improved HTML generation based on report data.
Used and improved PDF generation using templating framework to generate XSL-FO XML files, followed by FOP to generate PDF.
Wrote new Excel generation framework using templating to generate XML files, followed by custom code to translate teh XML to Excel 97 files.
Wrote new computation framework for extended calculations.
Wrote new computation framework to use SQL to push computations onto teh server.
Wrote new computations for average audience and ratings and other calculations.
Performed code reviews and submitted code for review by other developers over email.
Used svn and git to manage software versions; pioneered svn to git conversion.