HackerRank Technology Stack

Adobe helps organisations in creation of multimedia and creativity software products, with a more recent foray into digital marketing software.

Akamai Technologies, Inc. is an American content delivery network and cloud service provider. Akamai's content delivery network is one of the world largest distributed computing platforms, responsible for serving between 15% and 30% of all web traffic.

Amazon CloudFront is a content delivery web service.

CA 7 is a workload automation / job scheduling software that supports an agile and business–centric IT environment by automating many of the labor-intensive tasks associated with workload automation and monitoring for z Systems.

Chef is the leader in Continuous Automation software, and one of the founders of the DevOps movement. Chef works with more than a thousand of the most innovative companies around the world to deliver their vision of digital transformation, providing the practices and platform to deliver software at speed.

Cloudflare Content Delivery Network (CDN) is a geographically distributed group of servers that ensure fast delivery of Internet content, including HTML pages, JavaScript files, stylesheets, and images.

GitHub is a place to share code with friends, co-workers, classmates, and complete strangers, helping individuals and teams to write faster, better code.

Google Kubernetes Engine is a powerful cluster manager and orchestration system for running your Docker containers. Set up a cluster in minutes.

Airbase is a fully comprehensive spend management platform for small and midsize companies to manage all non-payroll spend.

Avalara is a leading provider of cloud-based software that delivers a broad array of compliance solutions related to sales tax and other transactional taxes such as VAT and Excise. They work within a customers own ERP, POS or ecommerce system to automate tax determination, exemption certificate management and tax return preparation, filing.

Expensify delivers cloud-based receipt & expense management via a user-friendly web & mobile application with direct integrations to accounting & workflow tools.

Google Checkout is an online payment processing service aimed at simplifying the process of paying for online purchases.

NetSuite is the world's leading cloud business management software suite made specifically for the needs of high-growth and mid-sized businesses.

Airmeet is a platform for virtual summits, meetups & workshops with a social lounge to deliver a rich networking experience.

BriteVerify is an email validation & verification software designed to help organizations reduce their email bounce rate and improve their reputation as senders.

Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.

Google Meet is a video-communication service developed by Google.

G Suite is a suite of apps from Google which offers a number of tools to communicate and collaborate with colleagues, store files, and manage data.

Enterprise-friendly version of Google Hangouts .

ON24 webcasting and virtual communications solutions provide corporations with the power to engage global audiences with interactive, live content for marketing, training and corporate communications. Their industry-leading platform helps organizations to communicate with employees and clients.

RingCentral, Inc. is a award-winning global provider of cloud unified communications and collaboration solutions.

Airtable is a mobile friendly organization & collaboration platform designed to provide any sized team with the tools to create easy-to-use & flexible workflows.

Base is a CRM software focused on empowering sales teams to win more deals. By automating tasks, data capture and analysis, the all-in-one platform aims to help sales reps increase productivity while enabling sales leaders to provide the personalized coaching needed to accelerate performance.

Clearbit develops a suite of business intelligence APIs for modern day firms.

DataFox is a data platform for insights on private company intelligence.

Datanyze is the leader in technographics -- real-time insights based on a company's technology choices and buying signals.

Amazon API Gateway is a fully managed service that makes it easy for developers to create, publish, maintain, monitor, and secure APIs at any scale.

Amazon Aurora is a MySQL and PostgreSQL-compatible relational database built for the cloud, that combines the performance and availability of traditional enterprise databases with the simplicity and cost-effectiveness of open source databases.

Amazon Relational Database Service (RDS) is a distributed relational database service by Amazon Web Services. It is a web service running in the cloud designed to simplify the setup, operation, and scaling of a relational database for use in applications.

Amazon SNS enables businesses to send messages or notifications directly to users with SMS text messages to over 200 countries, mobile push on Apple, Android, and other platforms or email (SMTP).

The Apache Project is an effort to develop and maintain an open-source HTTP server for modern operating systems including UNIX and Windows. The goal of this project is to provide a secure, efficient and extensible server that provides HTTP services in sync with the current HTTP standards.

Apache Kafka is an open-source message broker project developed by the Apache Software Foundation written in Scala.

ASP.net is an open source framework for building web applications and services with .NET and C#.

Backbone.js is a JavaScript framework with a RESTful JSON interface and is based on the model–view–presenter application design paradigm.

Amazon Elastic MapReduce is a web service that makes it easy to quickly process vast amounts of data.

Amazon Machine Learning is a service that allows to develop predictive applications by using algorithms, mathematical models based on the user's data.

Amazon Redshift is a fast, fully managed, petabyte-scale data warehouse

Amazon Translate is a neural machine translation service powered by deep learning models that allow for fast and accurate translation supporting multiple languages.

Hadoop is an open-source software framework written in Java for distributed storage and distributed processing of very large data sets.

Apache Spark MLlib is an open source, scalable machine learning library, with APIs in Java, Scala, Python, and R.

Databricks is a data analytics tool that simplify big data processing and free users to focus on turning data into value.

Datadog is a monitoring service for IT, dev & ops teams who write and run applications at scale, and want to turn the massive amounts of data produced by their apps, tools and services into a unified view of IT infrastructure. Datadog capabilities are provided on a SaaS-based data analytics platform that enables multiple teams to work collaborativ.

Amazon Kinesis makes it easy to collect, process, and analyze real-time, streaming data. Amazon Kinesis offers key capabilities to cost-effectively process streaming data at any scale, along with the flexibility to choose the tools that best suit the requirements of application. With Amazon Kinesis, businesses can ingest real-time data such as video, audio, application logs, website clickstreams, and IoT telemetry data for machine learning, analytics, and other applications.

Amazon Simple Queue Service (SQS) is a fully managed message queuing service that enables developers to decouple and scale microservices, distributed systems, and serverless applications.

New Relic is used to monitor customer's entire system, including applications, servers, browsers, and network. An ecosystem of plugins let clients monitor customers entire stack.

Cloud based storage systems by AWS.

Amazon Web Services (AWS) is a comprehensive, evolving cloud computing platform provided by Amazon that includes a mixture of infrastructure as a service (IaaS), platform as a service (PaaS) and packaged software as a service (SaaS) offerings.

Amazon WorkMail is a secure, managed business email and calendar service.

AWS Lambda is an event-driven, serverless computing platform provided by Amazon as a part of Amazon Web Services. It lets clients run code without provisioning or managing servers.

ContactOut is a chrome extension to find emails and contact numbers.

Docker is an open platform that enables developers and system administrators to create distributed applications.

Lusha enables users to find email addresses and phone numbers from anywhere on the web, with one click.

Pusher's APIs & hosted infrastructure make it simple to add interactive features to your apps and scale from one user to billions in seconds

Amazon SES is an outbound-only email-sending service built on the reliable and scalable infrastructure.

Bizible is a B2B marketing attribution solution that enables hundreds of companies to optimize for what really matters: revenue.

Demandbase is a B2B marketing automation, advertising, website personalization and analytics solution with a specific focus on account-based marketing.

Drift is a cloud-based live chat solution for sales and marketing teams it also includes an AI-powered chat bot, in-app messaging & email management tools.

Facebook is a social networking site that makes it easy for people to connect and share with family and friends online.

Apache Airflow is an open source workflow management platform that enables to programmatically author, schedule, and monitor workflows.

Easy PDF is a free online PDF conversion tool that can convert files from and to PDF.

Google Sheets is a spreadsheet program for data analysis.

Atlassian Confluence is a knowledge management software with flexible customization, organization and a powerful search engine, empowering collaboration and innovation.

ShareFile is a secure content collaboration, file sharing and sync solution that supports all the document-centric tasks and workflow needs of small and large businesses. The company also offers cloud-based/on-prem storage, virtual data rooms and client portals. ShareFile is owned by Citrix Systems

Evernote captures and stores notes, web clips, entire, web pages, audio, documents, photos and images to help coordinate with remote teams.

Evernote Business is an Office Productivity Software that allows teammates to access, edit, upload, and share notes and files from any device.

Collaborative interface design tool.

Google Calendar is an get a button on its browser toolbar that they can easily click to see upcoming events from google calendar, without ever leaving their page. And if they are on sites that have special events encoded, it can click the button to instantly add events to they calendar.

Google Docs is an online word processor that lets client create and format text documents and collaborate with other people in real time.

Google Drive is a cloud storage and backup platform to access files, docs, photos & more, store them in a safe place, and collaborate with other people.

AWS Route53 is a Cloud DNS service helps in customers to route end user requests to internet applications.

Booking.com is one of the world's leading digital travel companies that provides accommodation, car rental, and flight ticketing services

Marketo Forms empowers Marketers to create flexible web forms without programming knowledge. Forms can reside on Marketo landing pages and also be embedded on any page of your website.

Microsoft Forms is an online surveys and polls creator to collect customer feedback, measure employee satisfaction, and organize team events.

Olark is an easy-to-use live chat software that lets they talk to customers on its website. Olark can help they track leads, drive sales, increase conversions, and provide great customer service.

Pendo is a product experience platform for teams to capture product usage data and behavior, gather feedback, and influence behavior with in-app messaging.

Desk.com is a customer service app for small businesses.

Twilio brings to developers a powerful API for phone services which allows make and receive phone calls, and send and receive text messages. Twilio allows programmers to easily integrate various communication methods and to use existing web development skills, existing code, existing servers.

Cloudflare mitigates threats from website scraping to application level attacks e.g. SQL Injection and DDOS Protection without any additional hardware.

Okta is an enterprise grade identity management service, built from the ground up in the cloud and delivered with an unwavering focus on customer success. With Okta, IT can manage access across any application, person or device.

OpsGenie is modern incident management platform for operating always-on services, empowering dev & ops teams to plan for service disruptions and stay in control during incidents.

My Hours is a cloud-based time tracking solution best suited for small teams and freelancers.

Optimizely is the world's leading experimentation platform, enabling businesses to deliver continuous experimentation and personalization.

Selenium is a portable software-testing framework for web applications. Selenium provides a playback tool for authoring tests without the need to learn a test scripting language.