Case Studies

We closely collaborate with recruitment & talent acquisition teams on urgent or hard-to-fill positions. Discover how startups and top-tier companies benefit.

Accelerating Talent Acquisition for Insurance and Consulting Excellence

The world of insurance, taxation, and consulting services for medium-sized businesses is an exciting and ever-changing industry that's been thriving for decades. With fierce competition and ambitious global goals, companies must keep their eyes peeled and move fast to stay ahead of the curve. Businesses are continually looking for new opportunities to grow, keeping a close eye on industry trends and competitors' successes and adapting quickly to changes in laws and business practices.

Andrew Denisyuk

Indian Casino and Gambling grows its capacity 10x and enters UK market with Upstaff team

The IT industry has many reviews available on the internet from specialists, especially regarding the gambling and betting sector. These industries are considered by many experts as engines of progress, providing a unique opportunity to gain valuable experience that is hard to find elsewhere.

Andrew Denisyuk

French Luxury Brand

Andrew Denisyuk

Commercial Landscape Management Platform Transforms and Goes SAAS with Upstaff Team

The company has been serving facility professionals who manage various commercial properties since 1995. They offer a complex solution that covers site planning, mapping, and bonding, adding value by simplifying all ground management into one contract.

Andrew Denisyuk

E-commerce traffic management system

The client is the key provider of smart web traffic management solutions, partnering with 52+ businesses across Europe — from enterprise companies to government applications.

Nazar Solomakha

Other Topics

Blockchain (Web 3.0)

Blockchain and Cryptography, Smart Contracts with Solidity, Wallet & Web3 Integration, NFT Marketplaces, DeFi Ecosystem, dApps, DAO.

Artificial Intelligence & Machine Learning Engineer (AI & ML)

Machine Learning/AI Engineers build end-to-end ML applications and power many of the apps we use every day. They work in Python, Git, & ML. Includes Python, Machine Learning, Software Engineering, Algorithms, Pandas, scikit-learn, Git, Bash, and more.

Cloud Computing & Services

DevOps / DevSecOps / Cloud Security / Cloud Architect (Amazon Web Services [AWS], Google Cloud Platform [GCP], Microsoft Azure, Digital Ocean, Heroku) / CyberSecurity

Web Engineering

Staying up-to-date with the latest advancements in technology is crucial for full-stack, front and back-end engineers to enhance their productivity and efficiency. Engineering blogs serve as valuable resources, providing insights into new technologies, best practices, and industry trends.

Delivery Management & Analytics

Master the art of client management with our dedicated category. Navigate client relationships seamlessly, from onboarding to retention. Explore proven strategies, effective communication tips, and insights to enhance client satisfaction. Elevate your client management skills, ensuring lasting partnerships and business success.

Featured Authors

Andrew Denisyuk

Talent and Partner Relations  Manager

Nazar Solomakha

Global Relations Manager

Discover Our Talent Experience & Skills

Browse by Experience

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Browse by Experience

Browse by Experience

Browse by Skills

Data and Analytics

Data Analyst (DA)Data Engineer Data Extraction and ETL Artificial Intelligence and Machine Learning (AI and ML)Business Intelligence (BI)Data Mining and Management Data Science Data Visualization Process Mining

Digital Platforms

Adobe Commerce and Experience (ex Magento)Drupal Microsoft (AX, Dynamics 365, SharePoint)MuleSoft Oracle NetSuite Salesforce SAP Shopify Sitecore Wordpress

Mobile Applications

iOS Android React Native Flutter Ionic Kotlin Xamarin

Delivery Management and Analytics

Agile Leader Business Analyst (BA)Product Owner Project Delivery Project Manager Scrum Master Service Manager

Design and Creative

User Interface and Experience Designer (UI/UX)Mobile Apps Product Designer 3D Modelling Audio and Music Production Illustration Immersive Experience Designer (AR/VR/MR/Metaverse)Interior Designer Publication and Typographic Design Video Production

Desktop Software

Desktop Software

Embedded Systems

Embedded Firmware Embedded Software Device Drivers GPU Software Hardware Design

GameDev

Game Designer Mobile Games Unity Video Game

Industrial Engineering

Industrial Engineering BIM (Building Information Modelling)Electrical Engineering HVAC engineering Mechanical Engineering

Low-Code

Appian Caspio Microsoft PowerApps OutSystems Pega Salesforce Lightning ServiceNow App Engine Zoho Creator

Marketing

Chief Marketing Officer (CMO)

Metaverse and Blockchain (Web 3.0)

Blockchain and Cryptography Smart Contracts with Solidity Smart Contracts with Plutus (Cardano)Smart Contracts with Rust NFT Marketplaces Wallet and Web3 Integration DeFi Ecosystem Metaverse/GameFi Smart Contract Audit/Security DEX and CEX DAO/dApps Blockchain Project/Product Manager Crypto Social Media Marketing Crypto and Web3 Community Management and Support

Operations and Cloud

DevOps Security Operations (SecOps)Database Development Database Management and Administration Information Security and Compliance Officer NetOps and SysOps Site Reliability Engineer (SRE)Solutions Architect Support

Quality Engineering and Testing

Data QA Manual QA / Tester Mobile QA QA Automation / Testing

Scripting and Automation

Electronic Data Interchange (EDI)Robotic Process Automation (RPA)Scripting and Automation XSLT

Web Engineering

Back-End Web Front-End Web Full Stack Web Coding Tutor Prototyping

Writing and Translation

Language Localization Language Tutor Sales and Marketing Copywriter Technical Writer

Go (Golang) Ecosystem

Gin Echo GORM Gorilla Mux

Java Frameworks and Libraries

Freemarker JDBC JPA JSON Java Core JavaFX Hudson Spring Cloud Spring Core Spring Framework Spring Security Java EE Jasperreports Spring Data MapStruct Swing iBATIS Hystrix Slf4j Logback Spring web Vaadin Lombok JAX-RS Jersey JSF Apache Ant Jackson EJB Spring Integration Spring JDBC Java Server Pages (JSP) Java Servlets JMS RxJava Dagger2 Mule RxJava2 Dagger Jsoup Spring Assured Core Java Quartz Dropwizard Guice JSON API Knex.jx Apache Sling JCR Thymeleaf JOOQ Hazelcast okHttp Apache Velocity JSTL Apache Turbine Apache Struts JDK Tools JMX SAX JAXB GWT RESTeasy ZK framework Schedulers Quarkus Sencha Apache Camel Spring REDIS WireMock Apache AXIS Java Open Service Broker Spring IoC Spring Batch JVM

JavaScript Frameworks and Libraries

React Angular Vue.js Node.js ES6 Grunt Gulp.js Next.js NgRx Nuxt React Native Redux RxJs Vuex Webpack AngularJS Yarn RequireJS Babel Enzyme React Testing Library Ember.js Mongoose KnockoutJS Mobx Lodash React Bootstrap Formik Canvas Express Hammer.JS Redux-persist React Query Vuetify Styled components Moment.js Redux Form Reselect Hapi.js React Navigation GatsbyJS Pm2 Meteor.js JSX Flutter-Redux Webpack i18next Backbone.js Passport.js React-Router three.js Redux Thunk Moleculer microservices framework Canva Quasar Winston Handlebars.js Mustache Koa.js Strapi WebGL(Web-based Graphics Library) Fastify NPM + Yarn Electron Puppeteer AdonisJS Redux-toolkit SvelteJS ethers.js NestJS Nightwatch.js Angular JWT Immutable.js React-Saga EJS Angular CLI Redux-Saga React Hooks yup Node Package Manager (NPM) React Context SinonJS Sencha React Thunk Vanilla JS Vue Router Expo Vite LoopBack NativeJS SailsJS Preact Web3.js Polkadot.js Bookshelf.js FabricJS mui Pinia

Mobile Frameworks and Libraries

AFNetworking Alamofire CoreAnimation CoreLocation Crashlytics Fabric Ionic Mockito UIKit Flutter Cordova Android Studio AVFoundation Metal CoreData Android automation Android SDK Gson ARKit MapKit Cocoa Android APIs Combine framework SwiftUI OSMdroid ButterKnife LiveData Dagger2 DataBinding Room (Android Jetpack) Koin Android Jetpack Xamarin Glide Picasso Retrofit2 Kotlin Coroutines Retrofit Dagger StoreKit SceneKit Moya Flutter-Redux Webpack Viper SnapKit SwiftLint AWS SDK for Android Android NDK Moshi ViewBinding TestFlight Android apps Data binding Cicerone Google Play services Jetpack Compose Coil Retrofit 2 CalendarKit Swinject KeychainSwift Architecture Components leakcanary CoreBluetooth Ktor Lottie Axum AssetsLibrary LLDB

Ruby Frameworks and Libraries

Capybara Grails Rails API Ruby on Rails (RoR) Sidekiq Sinatra mongoid turbolinks Capistrano Hanami RubyMine rubocop Active model serializer Grape RVM Minitest Apartment (Ruby) active admin ActiveRecord bundler

Rust Frameworks and Libraries

Percy juniper Actix Web Axum

Scala Frameworks and Libraries

Play Framework Akka Akka Streams Clojure Scalatest Akka Actors Alpakka Leiningen Scala Cats Scala SBT

Data Analysis and Visualization Technologies

Decision Tree HBase Kibana Logistic regression Random Forest Tableau Apache ZooKeeper Periscope Apache Oozie Business Intelligence (BI) Tools Data Analysis Apache Airflow Data modeling Kimbal Apache Spark Streaming Azure Databricks Apache Hive Apache Spark Business Analysis Google Analytics Apache Spark ML AWS Athena Data Modeling Jupyter Notebook Talend UIPath REFramework UIPath MapReduce UiPath Studio Impala Apache Pig Sqoop Data visualization ML Apache Nifi Google Spreadsheets Requirements Analysis Microsoft Power BI Data Mining Dashboards Data Scraping MS Power Automate Map Reduce Flume Oozie Attunity Regression ELT Fivetran Microsoft Azure Synapse Analytics Accumulo Cloudera Celonis (Execution Management System) ARIS

Databases & Management Systems / ORM

Apache Cassandra AWS ElasticSearch Eloquent ORM Firebase Apache Hadoop Hibernate MongoDB MySQL NoSQL Oracle Database PostgreSQL Redis RethinkDB SQL SQLAlchemy SQLite Snowflake Percona MariaDB Memcached MS Access Microsoft SQL Server PL/SQL SQL (DataGrip) DBMS: MySQL AWS Redshift Greenplum Teradata Apache Spark Streaming RDBMS Azure Cosmos DB Hadoop ecosystem Apache Hive Apache Spark T-SQL FireBird ORM Liquibase CouchDB DBeaver Sphinx AWS DynamoDB Flyway Apache Spark ML Hadoop Distributed File System (HDFS) Firebase messaging BigChainDB FireStore Sequelize dbt Realm SQL Server Management Studio TSQL Typeorm MemSQL Google Firebase Neo4j GreenDao Oracle 10g MongoDB Compass CosmosDB OrmLite Transact-SQL PostGIS InfluxDB pgSQL Couchbase Firebase Realtime Database CockroachDB Materialize IBM DB2 MS Access Dbase Foxpro Prisma GORM SSMS MySQL Workbench Redis Cache SSRS Google BigQuery Django ORM Relational Databases Pg Admin ELK stack (Elasticsearch, Logstash, Kibana) Toad PGBouncer NaviCat HSQLDB Apache Druid Aura MS SQL Server Management Studio Clickhouse SqlServer Microsoft Azure SQL Server SQL queries Airtable Netezza Data Warehousing Oracle SQL Data Lake Sybase Data Warehouse Aerospike Database Modeling SSIS Doctrine ORM KSQL Slick database query ArangoDB Apache Kylin RocksDB Bigtable SSAS

PHP Frameworks / Libraries / Tools

Slim Symfony Laravel Xdebug CakePHP CodeIgniter Kohana PhpStorm Composer Twig Yii Zend Faker Psr PHPUnit Phalcon FastCGI Process Manager (FPM) Lumen October CMS Apiato

AI & Machine Learning

Keras Machine Learning NumPy OpenCV Scikit-learn TensorFlow Xgboost CNN PyTorch Azure Cognitive Search Apache Spark ML Deep Learning AWS Machine learning services (ML) AWS SageMaker (Amazon SageMaker) Kubeflow Mlflow Neural Networks

Amazon Web Services

AWS API AWS Cloud Data Science services AWS EBS AWS EC2 AWS ECS (Amazon Elastic Container Service) AWS ElasticSearch AWS IAM (Amazon Identity and Access Management) AWS VPC AWS Redshift AWS Security Groups AWS SNS AWS SQS (Amazon Simple Queue Service) AWS Elastic Kubernetes Service (EKS) AWS Lambda AWS S3 AWS DynamoDB AWS SES (Amazon Simple Email Service) AWS Cloudformation AWS EMR AWS S3 MinIO AWS ECR AWS Amplify AWS SDK for Android AWS Serverless AWS CodePipeline AWS Secrets Manager AWS Timestream (Amazon Time Series Database) AWS ElastiCache AWS Machine learning services (ML) AWS Route 53 AWS Pipeline AWS EFS (Amazon Elastic File System) AWS Boto3 AWS Advertising API AWS Auto Scaling AWS Kinesis AWS EB (Amazon Elastic Beanstalk) AWS Glue AWS API Gateway AWS AppSync AWS MQ AWS big data services AWS ELB (Amazon Elastic Load Balancer) AWS CloudWatch AWS R53 AWS CLI (Amazon Command Line Interface) AWS Aurora AWS Fargate AWS Batch AWS CodeDeploy AWS basics AWS RDS (Amazon Relational Database Service) AWS Quicksight AWS CloudTrail AWS WorkSpaces AWS ALB AWS CloudFront AWS LightSail AWS Cognito AWS SageMaker (Amazon SageMaker) AWS SAM AWS STS AWS SDK AWS Glue Studio AWS CDK

Google Cloud Platform

Google Cloud AI Google App Engine Google Compute Engine (GCE) Google Data Studio Google Services Google Kubernetes Engine (GKE) GCP AI GCP Big Data services GCP Storage Google Docs Google BigQuery Google Cloud Storage Google Workspace Google Cloud Pub/Sub

Adobe Experience Manager (AEM)

_Business Intelligence (BI)

Metabase BI Reporting AR

Codecs & Media Containers

Collaboration, Task & Issue Tracking

Cron Redmine Asana Jira + Confluence IBM Rational ClearCase YouTrack Atlassian JIRA OTRS Miro Slack Microsoft Teams Atlassian Confluence Atlassian Trello Microsoft SharePoint

Hosting, Control Panels

Logging and Monitoring

Grafana Logstash Sentry Nagios Zabbix Cacti Prometheus Splunk Datadog Graylog SIP Azure Monitor Opsgenie Monit The Dude

Message/Queue/Task Brokers

Celery RabbitMQ Apache Oozie Twillio Kafka Streams Apache ActiveMQ Apache Kafka IBM MQ NATS Apache Kafka 2 Message Queue Telemetry Transport (MQQT) AWS MQ ZeroMQ Redis MQ Mosquitto

Operating Systems

Centos Debian Fedora FreeBSD Linux Ubuntu Unix Windows macOS Exim iOS Oracle Solaris RedHat Windows Phone OpenSuse GNU Arch Linux HP-UX NetBSD MS-DOS

Project Management & Administration

Product Management Project Management MVP Communication Leadership Strategy Marketing strategies ROI Scrum Master Product Roadmaps Acceptance Criteria Agile Project Management Startups Amplitude Flow chart

QA, Test Automation, Security

QA Automation Automated testing BugZilla Capybara Cucumber JUnit Apache Maven Mockito RSpec Postman UI/UX testing QA TestNG Jasmine Mocha Appium WebdriverIO Protractor CodeceptJS SoapUI JMeter Selenoid Wireshark JBehave PyTest MSTest SpecFlow NUnit Espresso XCUITEST Gatling Manual Testing Selenide TestLink Fiddler Mantis Firebug Behavior-driven development (BDD) Selenium Webdriver Chrome DevTools Functional Testing UI testing Selenium IDE Cypress Allure Unit Testing Testing Jest React Testing Library Karma Browserstack SauceLabs TestRail Serenity Spock Burp Suite API testing Software testing Test design Charles Proxy WEB testing XCTest Gherkin Nmap MS Test stress testing regression testing smoke testing GUI testing bug reports xunit Zeplin nock Chrome Developer Tool Testing Library Puppeteer TestFlight UIAutomator Percy E2E tests Locust OWASP ZAP Minitest PHPUnit App Tester Ad-hoc testing Cross-browser testing REST Assured ReportPortal Test Plan Test Cases Scalatest Allure Reports Cloud Security Performance Testing Applitools Cybersecurity Integration testing Zephyr Newman exploratory testing Playwright Allure Report non-functional testing Mock A/B Testing Metasploit Nessus Manual and Automation Testing Load Testing Sanity Testing Selenium Grid Selenium React-testing-library web application security Usability tests Equivalence Partitioning Boundary Value Analysis Localization testing Mobile automation testing iOS

Scripting and Command Line Interfaces

Bash Perl *nix Shell Scripts CLI Powershell Shell Scripts Angular CLI EMacs ZSH XSS Regexp

SDK / API and Integrations

AWS API Facebook API Google Maps API Rails API Stripe Swagger OAuth Google API JSON Web Token (JWT) Apollo GraphQL Zuul Log4j API Sendgrid API Microsoft Azure API LinkedIn API PayPal API Cloud based API YouTube API Dropbox API Twitter API Telegram API Eslint LinkedIn API Android SDK AmoCRM API IOS SDK SOAP API ASP.NET Web API Web API API testing Android APIs iOS APIs Twilio Jira API ServiceNow API Kotlin Flow Retrofit Hubspot API SharePoint API Twilio API Facebook SDK AWS SDK for Android Windows API JSON API Context API Fetch API Hasura FastApi Mulesoft RESTful API Apiary Google SDK Plivo ApplePay Spotify JSP Liferay Insomnia AWS Advertising API Mailchimp API API Callouts OpenAPI AWS API Gateway Metadata API Bulk API Keycloak windows forms (winforms) Atlassian SDK Swagger API OIDC Git API Bigcommerce API DirectX RestTemplate ApiGateway

Third Party Tools / IDEs / SDK / Services

Eclipse PyCharm Microsoft Visual Studio Code AutoCAD MathCAD MatLab Yarn Gentoo XCode jbuilder RubyMine vim Atom PhpStorm Microsoft Visual Studio Android Studio Visual Studio Team Services WebStorm Web Services Sublime Text Android SDK IOS SDK Asterisk Algolia JetPack Android Jetpack SQL Server Management Studio Facebook SDK AWS SDK for Android Microsoft Outlook Notepad++ ClickUp Simulink NPM + Yarn Firebase Auth Microsoft Office 365 AppCenter Anaconda Power Apps Qt Framework Aptana Apache NetBeans Microsoft Word Microsoft Excel Microsoft PowerPoint CLion OData (Open Data Protocol) MS Power Automate homebrew MICROSOFT OFFICE Interface Builder SOAP Web Services Spring Web Services Copado MailGun Web Services Description Language (WSDL) Firebase SDK Flutter SDK Adobe Flex

UiPath

UIPath REFramework UIPath UiPath Orchestrator UiPath Document Understanding UiPath Studio

Version Control

BitBucket GitHub GitLab Mercurial Perforce Git SVN VCS SourceTree CVS Github Actions Assembla Gitflow Gerrit Apache Subversion Git submodules TortoiseSVN Nexus Crucible

Virtualization, Containers and Orchestration

OpenVZ Proxmox Terraform Vagrant VmWare XEN Docker LXC Docker Swarm Rancher OpenVPN Docker Compose vSphere VPN Google Compute Engine (GCE) VMWare ESXi WebAssembly Kubenetes ESXi VMWare ESX KVM (for Kernel-based Virtual Machine) Oracle VM VirtualBox IPSec VPN LXD Terragrunt Nomad LibVirt