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Perform or direct Web site updates.
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Develop databases that support Web applications and Web sites.
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Design and implement Web site security measures, such as firewalls and message encryption.
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Perform Web site tests according to planned schedules, or after any Web site or product revision.
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Analyze user needs to determine technical requirements.
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Design, build, or maintain Web sites, using authoring or scripting languages, content creation tools, management tools, and digital media.
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Install and configure hypertext transfer protocol (HTTP) servers and associated operating systems.
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Renew domain name registrations.
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Maintain understanding of current Web technologies or programming practices through continuing education, reading, or participation in professional conferences, workshops, or groups.
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Establish appropriate server directory trees.
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Document test plans, testing procedures, or test results.
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Back up files from Web sites to local directories for instant recovery in case of problems.
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Collaborate with management or users to develop e-commerce strategies and to integrate these strategies with Web sites.
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Respond to user email inquiries, or set up automated systems to send responses.
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Monitor security system performance logs to identify problems and notify security specialists when problems occur.
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Research, document, rate, or select alternatives for Web architecture or technologies.
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Communicate with network personnel or Web site hosting agencies to address hardware or software issues affecting Web sites.
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Recommend and implement performance improvements.
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Select programming languages, design tools, or applications.
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Develop or implement procedures for ongoing Web site revision.
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Write supporting code for Web applications or Web sites.
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Document technical factors such as server load, bandwidth, database performance, and browser and device types.
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Evaluate or recommend server hardware or software.
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Evaluate code to ensure that it is valid, is properly structured, meets industry standards, and is compatible with browsers, devices, or operating systems.
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Develop system interaction or sequence diagrams.
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Incorporate technical considerations into Web site design plans, such as budgets, equipment, performance requirements, and legal issues including accessibility and privacy.
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Confer with management or development teams to prioritize needs, resolve conflicts, develop content criteria, or choose solutions.
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Create Web models or prototypes that include physical, interface, logical, or data models.
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Provide clear, detailed descriptions of Web site specifications, such as product features, activities, software, communication protocols, programming languages, and operating systems software and hardware.