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I am a veteran software developer, with a track record of delivering successful solutions on time and under budget in large-scale and complex technology environments.Over my 20+ year career in IT, and 15+ in development, I’ve proven myself as a consensus builder and critical player on development teams.I am experienced at building, managing, and mentoring successful development teams. I favor a hands-on approach, collaborative style, and draw on that foundation to drive success of a project.SkillsetData Modeling, Database Design, Scalable System Architecture, Design Patterns, Java, SQL, Hibernate, Spring, REST, Technical Leadership, Full-text Search (Lucene), Web technologies(HTML, css), Unix/Linux, Build Automation/DevOps, python, perl, Amazon Web Services, Shell Scripting, Selenium, maven, git
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Principal EngineerThe Zebra Jan 2021 - PresentAustin, Texas, Us -
Senior Staff Software EngineerThe Zebra Jan 2018 - Dec 2020Austin, Texas, Us
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Senior Software EngineerThe Zebra Jun 2016 - Jan 2018Austin, Texas, Us
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Senior Tech LeadVisible Health Aug 2014 - Jun 2016Austin, Tx, UsContinuing work as Software Development Team Lead, as Escalation Point merged into Visible Health. Including design, and implementation of 100s of features, and technical improvements for a clustered Java-based web application, using Hibernate, JPA, Spring (Security, MVC, Core, Batch), Lucene, Infinispan, EhCache - served through an automated AWS environment.Took on additional duties as architect and implementor of numerous backend solutions for Visible Health product line. This included collaborating, or taking a lead role in the design of REST API, security, and microservice architectures, on Rails, Redis, and AWS.Spearheaded health care regulation (HIPAA/HITECH) compliance program, taking the role of Security Officer, establishing processes and policy based on open-source resources. Executed internal risk analyses, and answered tough sales-cycle questionnaires from large health-care institutions, enabling the launch of successful medical device tracking software. -
Software Development Technical LeadEscalation Point Jul 2012 - Jul 2014Austin, Tx, UsLeading a high-performance team of seven talented Java developers as a part of a consulting project for a Fortune 15 company, while also contributing code to every layer. Repeatedly exceeding expectations set by project sponsors, delivering multiple features per month under an Agile (Kanban) framework.Consistently winning accolades from product management for clearly presenting development challenges, and tradeoffs so key decisions can be made. -
Software ProgrammerAisd Oct 2002 - Jun 2012Austin, Texas, UsGather requirements, design, and implement enterprise web applications using Java (J2EE, JDBC and/or Hibernate, Spring, etc.) and PL/SQL.Applications include:--Payroll Retro application which integrates with existing ERP, computes retroactive payments and balances over $425m of contract salaries annually.--A robust (8k lines) employee leave application suite, which tracks leave balances, utilization, and earnings for over 12,000 employees.--An integrated summer school payment and authorization system, which processes over $5m annually.--A fully SIS-integrated student discipline incident and action tracking application used by all campus employees.--Student immunization suite, which includes an immunization rules engine, nurse reporting front-end, and student letter generation tools. The system has helped AISD reduce immunization delinquencies by over 400% over the last 8 years. It also has proven superior in accuracy than the vendor provided solution. -
Software ProgrammerRound Rock Isd Feb 2002 - Oct 2002Round Rock, Tx, UsGather requirements, design, develop, and maintain custom web application software. -
Lead ProgrammerApplied Theory 1999 - Feb 2002Designed, developed, deployed, and integrated both custom and vendor software solutions for a diverse group of clients, including IBM, and local school districts.
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Unix Systems Analyst - ContractorIbm 1998 - 1999Armonk, New York, Ny, UsLed third level support efforts for AIX and Linux server systems for IBM. -
Network Systems SpecialistUniversity Of Wisconsin-Madison 1993 - 1998Madison, Wi, UsDesigned and implemented networking hardware and software solutions for faculty, staff, and students
Mark Haller Skills
Mark Haller Education Details
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University Of Wisconsin-MadisonChemistry
Frequently Asked Questions about Mark Haller
What company does Mark Haller work for?
Mark Haller works for The Zebra
What is Mark Haller's role at the current company?
Mark Haller's current role is Principal Engineer at The Zebra.
What is Mark Haller's email address?
Mark Haller's email address is mh****@****bra.com
What is Mark Haller's direct phone number?
Mark Haller's direct phone number is +151290*****
What schools did Mark Haller attend?
Mark Haller attended University Of Wisconsin-Madison.
What are some of Mark Haller's interests?
Mark Haller has interest in Environment.
What skills is Mark Haller known for?
Mark Haller has skills like Software Development, Hibernate, Web Applications, Java, Sql, Spring, Databases, Javascript, Linux, Subversion, Oracle, Git.
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