Zohar Arad

Work in company's CSPM Posture team, developing & maintaining in-house data CSPM & KSPM collection and evaluation tools. Serving as team's technical lead and point of contact with other teams in the company.

Notable Achievements:

• Introduced of new code architecture to company's data platform
• Migrated of existing services From MongoDB to Postgres, resulting in cost saving and higher level of software compliance.
• Investigated and improved services RAM And CPU consumption to boost performance using profiling tools.
• Own existing task scheduling & workflow platform and design its next-gen architecture.

Responsible for company's entire data stack on AWS, including DBs, ETLs, APIs and underlying infrastructure and applications. Serving as a focal point for internal systems infra design and integration.

Notable Achievements:

• Plan, design and develop company's next-gen data storage and query solution on AWS Athena to a fully working optimized query-engine, supporting flexible data-schema evolution and per-query billing.
• Plan, design and develop next-gen client-facing data suite, including support for customizable UX which provides tailor-made solutions based on client needs.
• Work with out-source DevOps provider to automate configuration and deployment of company infrastructure on AWS.

Work with CTO & R&D team to evolve company tech. stack stability & functionality. Design new internal & user-facing services and provide guidance on how to integrate them with existing stack. Serve as company DevOps and oversee infrastructure deployment and maintenance on AWS.

Notable Achievements:

• Migrate company micro-service stack from Ruby to Go, while designing and internal micro-service architecture based on CLEAN, to serve as basis for new Go services.
• Migrate company tech. stack to Docker and deploy first on Mesos and later on K8S.
• Continuous optimization of infrastructure utilization to reduce cloud cost and improve efficiency.

• Consult companies on implementing front-end architectures, from choosing relevant tools, to approaching planning, design and implementation of responsive designs.
• Provide on-site training & consulting on front-end and back-end technologies including SPA frameworks, responsive / mobile first methodologies, server- side frameworks (Rails, Express, Flask), DevOps (mainly AWS), micro-service architectures.
• On-Site consulting on Big-Data & NoSQL technologies such as Hadoop/Spark, HBase, Elastic, MongoDB.

Notable Clients & Partnerships:

• Greylock / 83North VC - Developed and maintained company site
• Crossrider - Developed Company Chrome Extension v1
• Geektime - Tech. partner. Developed Geektime V2, V3 & Geektime Insider

Work with CTO to design and develop company's technological stack and products, while taking over responsibilities for company's DevOps stack on AWS. Serve as tech. focal point for growing R&D team and provide professional guidance on coding standards and system design.

Notable Achievements:

• Migrate monolithic application to Ruby-based micro-services architecture.
• Design, implement, maintain and support company's public REST API and Javascript SDK.
• Introduce MongoDB & HBase and later on Elastic to company stack as means to support product and clientele growth.

Lead the development and maintenance of company application front-end from provided designs, using Ruby-on-Rails, HTML5, CSS3 & Javascript. Serve as focal point for initial product front-end implementation, while liaising with design team as needed to implement company's first user-facing solution as designed.

Notable Achievements:

• Migrate original application to SPA using Batman.js.
• Employ responsive, mobile-first methodologies to application front-end.

Develop and maintain company chat platform and Facebook application, in standard- compliant, cross-browser HTML, CSS and Javascript. Work with design and product teams on integrating new features into chat platform and Facebook application.

Notable Achievements:

• Rewrite company web app to be HTML5/CSS3 compliant.
• Refactor client-side codebase, reducing size and complexity, while maintaining readability and stability.
• Develop prototype Chrome and Firefox extensions for company chat-platform.

• Develop and maintain company video sharing Website in standard-compliant, cross- browser HTML, CSS and Javascript.
• Work with company creative and product teams on planning and integrating new features into company video-sharing Website, including review of PSDs and requirement documents.
• Work with SEO consultants to improve company Website rank on search-engines. Maintain and improve client-side performance of company website.

Develop and maintain college online radio Website and internal equipment booking system using LAMP stack. Provide basic system administration services to internal computer network at college.

Notable Achievements:

• Launch of new 106fm.co.il website as the first single-page online radio Website in Israel. Users could use the site, while listening to online radio without the need to refresh the page.
• Internal equipment booking system was productized and sold to another college.