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With over six years of experience in site reliability engineering and DevOps, I am a passionate and collaborative Senior SRE at TikTok, the leading platform for short-form mobile videos. I leverage my certifications in Kubernetes, Scrum, and Product Ownership to design, deploy, and maintain scalable and reliable systems and services for millions of users worldwide. I have extensive experience in using Google Kubernetes Engine, Amazon Web Services, and other DevOps tools and practices to automate, optimize, and monitor the performance and security of TikTok's infrastructure and applications. I also contribute to the continuous improvement and innovation of TikTok's engineering culture and processes, working closely with cross-functional teams and stakeholders to deliver value and quality to our users and partners. I am driven by TikTok's mission to inspire creativity and bring joy, and I am eager to share my skills and perspectives with a diverse and dynamic team.
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FounderTerm SignalMexico City, Cdmx, Mx
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Sr Site Reliability EngineerZapier Sep 2024 - PresentSan Francisco, Ca, Us -
Senior Site Reliability EngineerTiktok Sep 2022 - Mar 2024Los Angeles, California, Us- Enhanced operational efficiency by cutting P0 alarms in the entire US Payments architecture by 50% in 8 weeks.-Developed dashboards for alarms covering over 250 microservices, which improved overall system stability by identifying patterns and unreported issues.-Designed and implemented microservices, including RPC, API integrations, front-end, and event-driven services, within large architecture utilizing our internal frameworks.-Provided mentorship to JR Site Reliability Engineers, resulting in an improvement in root cause identification accuracy, leading to quicker time to resolution and enhanced system stability.-Served as the principal advocate for adhering to SRE best practices, championing the importance of maintaining up-to-date documentation, noise reduction, and eliminating toil. My role as the voice of reason facilitated a cultural shift in my team. Through evidence-based dialog, I influenced the adoption of practices that led to measurable improvements in service reliability and operational performance. -
Senior Devops EngineerSap Oct 2017 - Sep 2022Walldorf, Bw, De- Scaled SAP from 200 cloud accounts to 10,000 cloud accounts across all SAP lines of business.- Developed cloud component inventory system for the entire enterprise spanning over 10k+ cloud accounts, saving hundreds of hours monthly and improving cost allocation accuracy by 95%.- Develop microservices and scripts that automate tasks through API's for increasing scalability and time optimization. It has saved thousands of man-hours to date.- Lead global training for L1 and L2 support teams across 4 countries. -
Freelance Web DeveloperConsulting Jan 2012 - 2020- Product Owner for customer clouds and web applications. Lead teams to write code, create nodes, install & configure services, and configure networks.- Manage and prioritize backlogs.- Write clear and concise user stories with acceptance criteria.- Translate customer needs into technical requirements.- Facilitate testing and demo of applications in development.- Adhere to AGILE/Scrum methodologies.- Train and support users.Other activities include but are not limited to: - Red Hat/CentOS Administration - Automation Scripts – Python/Bash, Cron, Email Notifications - Develop WordPress websites using HTML and CSS - Use Photoshop and Illustrator to create flyers and online marketing graphics - Install CRMs and customize workflows to meet business needs (SugarCRM, VtigerCRM, SuiteCRM) - Deploy virtual Linux nodes with standard services (FTP, SSH, LAMP) - Service configuration (Apache, VSFTPD, SSHD) - Prepare marketing campaigns and create promotional materials to increase sales - Confer with clients to provide marketing strategies - Negotiate contracts and formulate plans to extend business with established accounts - Develop marketing layouts for product illustrations, company logos, and websites
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System AdministratorChimney Mar 2017 - Jul 2017Stockholm, 11130, Se- Managed entire IT infrastructure through constant communication with the global IT department.- Oversaw a Mac/Linux/Windows blended environment, ensuring seamless integration of Avid, Nuke, and Flame editing software, leading to substantial improvement in video editing productivity.- Supported servers (archive, backup, and storage for media) and AV equipment (film screening room and sound room). -
Frontend Developer / Data EntryDisney Abc Television Group Nov 2014 - Mar 2017Burbank, California, Us- Implemented user interface designs from the ABC creative team.- Developed scripts to automate department tasks, including tedious and repetitive work (BASH and Python).- Created a detailed 100-page workflow manual, significantly decreasing training time for new support team members.- Efficiently published time-sensitive ABC primetime show media assets to the ABC affiliate station site, abcanet.com, contributing to increased online audience engagement and site activity.
Isidro Hernandez Skills
Isidro Hernandez Education Details
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Theodore Roosevelt High School
Frequently Asked Questions about Isidro Hernandez
What company does Isidro Hernandez work for?
Isidro Hernandez works for Term Signal
What is Isidro Hernandez's role at the current company?
Isidro Hernandez's current role is Founder.
What is Isidro Hernandez's email address?
Isidro Hernandez's email address is is****@****sap.com
What is Isidro Hernandez's direct phone number?
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What schools did Isidro Hernandez attend?
Isidro Hernandez attended Theodore Roosevelt High School.
What skills is Isidro Hernandez known for?
Isidro Hernandez has skills like Investments, Residential Homes, Refinance, Strategic Financial Planning, Sales, Insurance, Social Networking, Investment Properties, Fha, Retirement, Real Estate Financing, Fixed Annuities.
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