Web Development Technologies
Vue.js
An approachable, performant and versatile framework for building web user interfaces.
Node.js
Javascript running environment that executes Javascript outside the browser turning it into a general-purpose language and allowing you to take full advantage of it. Node.js helps to increase the app’s speed and security as well as allows building data-heavy websites or real-time apps.
JavaScript
Scripting language used to create and control dynamic website content, i.e. anything that moves, refreshes, or otherwise changes on your screen without requiring you to manually reload a web page.
Enterprise Development Technologies
Java
Oracle Java is the #1 programming language and development platform. It reduces costs, shortens development timeframes, drives innovation, and improves application services.
Python
Python's elevated, interpreted, and object-oriented design makes it perfect for all software projects. Its focus on syntax readability, program modularity, and code reusability accelerates development while minimizing maintenance costs.
C/C++
C++ is a multi-purpose programming language used widely across the world. There is no doubt that even after being a very old language, it is one of the most efficient programming languages.
Qt
The Qt framework contains a comprehensive set of highly intuitive and modularized C++ library classes and is loaded with APIs to simplify your application development. Qt produces highly readable, easily maintainable and reusable code with high runtime performance and small footprint – and it's cross-platform.
Spring Framework
Spring makes programming Java quicker, easier, and safer for everybody. Spring’s focus on speed, simplicity, and productivity has made it the world's most popular Java framework.
Mobile Development Technologies
Android
Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets.
iOS
Apple iOS stands for iPhone operating system and is designed for use with Apple's multitouch devices.
Flutter

Flutter is an open source framework by Google for building beautiful, natively compiled, multi-platform applications from a single codebase.

Databases
MySQL
Many of the world's largest and fastest-growing organizations including Facebook, Twitter, Booking.com, and Verizon rely on MySQL to save time and money powering their high-volume Web sites, business-critical systems and packaged software.
PostgreSQL
PostgreSQL is a powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.
Cassandra
Apache Cassandra is an open source NoSQL distributed database trusted by thousands of companies for scalability and high availability without compromising performance. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure make it the perfect platform for mission-critical data.
Redis
The open source, in-memory data store used by millions of developers as a database, cache, streaming engine, and message broker.
Other Technologies and Frameworks
Kafka
Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications.
RabbitMQ
With tens of thousands of users, RabbitMQ is one of the most popular open source message brokers. From T-Mobile to Runtastic, RabbitMQ is used worldwide at small startups and large enterprises.
Elasticsearch
Scale mountains of data and act on insights, fast. Get unified visibility into your infrastructure and apps. Protect against cyber threats. Turn data into decisions with Elastic.
Apache Solr
Solr is highly reliable, scalable and fault tolerant, providing distributed indexing, replication and load-balanced querying, automated failover and recovery, centralized configuration and more. Solr powers the search and navigation features of many of the world's largest internet sites.
Cloud Platforms
Amazon Web Services
AWS is designed to allow application providers, ISVs, and vendors to quickly and securely host your applications – whether an existing application or a new SaaS-based application.
Microsoft Azure
Azure is a cloud computing platform and an online portal that allows you to access and manage cloud services and resources provided by Microsoft. These services and resources include storing your data and transforming it, depending on your requirements.