David Zais
Westborough,MA
Summary
Dynamic Senior Software Engineer with a proven track record at OpsecSecurity Inc., specializing in scalable systems design and agile methodologies. Successfully led the migration of legacy applications to cloud-based solutions, enhancing performance and data management. Adept at fostering teamwork and effective communication, driving projects to successful completion.
Overview
25
25
years of professional experience
Work History
Senior Software Engineer
OpsecSecurity Inc.
03.2022 - 06.2025
- Assumed ownership of core OpsecSecurity Web Scraping and content delivery applications
- Migrated legacy Oracle database to flexible NOSQL Mongo databases, enhancing data management capabilities.
- Worked with devops and other development team members to move self-hosted applications to cloud-based containerized ones.
- Collaborated with product, UI, QA, and development teams to maintain and scale legacy applications, ensuring continued functionality and performance.
- Led migration of legacy customer base into existing systems post-acquisitions, ensuring systems scaled to accommodate increased load.
Senior Software Engineer
OpsecSecurity Inc.
01.2018 - 03.2022
- Led design and architecture transition of legacy 3-tier application to scalable distributed application using technologies like Spring Boot, Oracle, RabbitMQ, REST, MongoDB, Elasticsearch, and Microsoft Azure Cloud Services.
- Assumed ownership of core modules in OnlineInsight architecture, designing, implementing, and enhancing as requirements evolved.
- Designed and implemented the migration of the legacy Genunet platform to the next generation OnlineInsight platform.
- Contributed as a senior member of a cross-functional development team to migrate the legacy Genunet application to the next generation Online Insight.
- Developed REST API using Spring to manage access to backend resources.
- Developed Spring based rabbit consumers to process and handle the data retrieved from OnlineInsight’s various Java/JSON based data gathering components.
- Worked closely with product and business teams to gather requirements and scope out functional requirements for the OnlineInsight platform.
Senior Software Engineer /Architect
OpsecSecurity Inc.
02.2004 - 01.2018
- The Genunet application is an online tool for monitoring many aspects of our client’s intellectual property on the web. From trademark and logo violations to counterfeit products, the Genunet application is used to protect and monitor client’s brand on the web.
- Developed, designed, and provided technical direction for OpsecSecurity’s GenuNet online brand protection application.
- Led development across all tiers of the GenuNet application.
- Led porting and migration of legacy Python application to java/struts based application, enhancing system performance and maintainability.
- Led 4-person development team, providing technical guidance and mentorship to junior developers to foster skill development.
- Designed and developed java-based data aggregation and crawling applications for GenuNet, improving data retrieval and monitoring capabilities.
- Designed and created numerous Data Access Objects (DAOs) for retrieving data stored in Oracle using Java, SQL, and JDBC.
- Administered various aspects of GenuNet’s Linux servers.
Senior Software Engineer, Consultant
Molecular, Inc.
07.2003 - 09.2003
- Developed new functionality and migrated existing features for redesign and delivery of Knights Of Columbus website using ColdFusion, enhancing user experience as part of development team.
- Led software development projects using Agile methodologies and best practices.
- Collaborated with cross-functional teams to define project requirements and specifications.
- Designed and implemented scalable software architecture for molecular analysis tools.
Senior Software Engineer-IFRMarkets.com Real-Time Website
Thomson Financial
Boston, MA
08.2000 - 11.2002
- As senior software engineer, responsible for the design, development, delivery and enhancements of various IFRMarkets features, using J2EE technologies throughout the full product lifecycle.
Education
BA - Computer Science
University of Massachusetts
Boston, MAMusicians Institute
Hollywood, CASkills
- Teamwork
- Scalable systems design
- Agile methodologies
- Problem solving
- Effective communication
- Communication
- Leadership
- Technical proficiency
Technical Summary
Linux, Windows, Java, Groovy, Python, SQL, JavaScript, Regex, Oracle (12,11g, 10g, 9i), MongoDB, MySQL, Elasticsearch, Cassandra, REST, Apache storm, GIT, Jira, Jenkins, Maven, Gradle, Docker, JDBC, J2EE, Spring Boot, Tomcat, IntelliJ, Eclipse, Apache HTTP Server, Servlets, HTML, CSS, XML, XSL, XPATH, RabbitMQ, ActiveMQ, JSP, JSF, ASP, Ajax, JBoss, Swing, JMS, ANT, JSTL
Timeline
Senior Software Engineer
OpsecSecurity Inc.
03.2022 - 06.2025
Senior Software Engineer
OpsecSecurity Inc.
01.2018 - 03.2022
Senior Software Engineer /Architect
OpsecSecurity Inc.
02.2004 - 01.2018
Senior Software Engineer, Consultant
Molecular, Inc.
07.2003 - 09.2003
Senior Software Engineer-IFRMarkets.com Real-Time Website
Thomson Financial
08.2000 - 11.2002
BA - Computer Science
University of Massachusetts
Musicians Institute