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Dmytro, Elixir Engineer

Kyiv, Ukraine
Last Updated: 4 Jul 2023
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- 1+ year of commercial experience with Elixir - Experience with starting up projects from a scratch - Upper intermediate English

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Command and Query Responsibility Segregation (CQRS)

Command and Query Responsibility Segregation (CQRS)

Elixir

Elixir   1 yr.

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Roman Y., Full Stack Developer

Last Updated: 3 Nov 2023

- More than 10 years of experience in developing applications using JavaScript and TypeScript - Experience with a setup a blockchain IoT network using the Hyperledger(infrastructure) - Built a system and smart contracts, that are deploying into ETH network for digital signing of contracts for each deal of customers - Setup an ETH explorer - Build a web game, based on Solana, NFT tokens - Experience with a migration from a monolithic architecture to microservices, it helped to spread jobs between teams and increased development speed, also here grew and lead the most productive team in the company (11 people) - For the KYB/KYC platform startup based in Estonia architectured and implemented a whole app with Nest.js and React, it helps to build scale and flexible application, CQRS architecture - Built processes for project lifecycle from development to release, CI/CD, started and scaled team, held workshops for the team - Built a headless modern framework for frontend that based on React, swiftly increased a development speed - Solved problem with a slow project building, increased speed x7.7 (210s ->27s) - Supported a quite aging project and migrated some parts to microservices, wrapped into Kubernetes - Optimized database queries, increased x3 - Suggested a better structure for a codebase for GraphQL and React, increased development speed - Architecture & Tech Lead at Node.js Department

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Command and Query Responsibility Segregation (CQRS)

Command and Query Responsibility Segregation (CQRS)

TypeScript

TypeScript   10 yr.

JavaScript

JavaScript   10 yr.

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Vladyslav G, PHP Developer

Kyiv, Ukraine
Last Updated: 8 Sep 2023

- Software Engineer with over 11 years of commercial development experience - Extensive experience in developing applications using PHP and Python - Skilled in building high-loaded online stores using SOLID, DRY, and KISS principles - Strong background in architecture design and database optimization - Proficient in mentoring senior specialists and conducting code reviews - Experienced in stress testing and speed optimization - Familiar with MVC and Domain-Driven Design architecture, as well as Restful API development - Intermediate English - Availability starting from ASAP

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Command and Query Responsibility Segregation (CQRS)

Command and Query Responsibility Segregation (CQRS)

PHP

PHP

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Konstantin, Senior Full-Stack Engineer

Ukraine
Last Updated: 4 Jul 2023

- I have experience cooperating with clients from all over the world and building products related to various spheres: e-commerce, real estate, custom CRM, trading, social media and many more. Product tech design and full cycle of development and support. - Key skills - Product tech design and full cycle of development and support - Technical analysis, time & budget management - knowledge of Go, Rust and JavaScript/TypeScript (node.js/react.js) - knowledge of Database systems: RDBMS, noSQL - knowledge of code quality tools and systems, continuous integration and delivery - knowledge of AWS services - knowledge of QA processes, integration and e2e testing. - Upper- Intermediate English

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Command and Query Responsibility Segregation (CQRS)

Command and Query Responsibility Segregation (CQRS)

JavaScript

JavaScript

TypeScript

TypeScript

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FAQs about Command and Query Responsibility Segregation (CQRS) Development

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Are you desperately looking for a Command and Query Responsibility Segregation (CQRS) developer validated to your requirements and skills? Are you lacking in resources and tools to find the right developer? If yes, then you are at the right place! Because at Upstaff, the selection of the Command and Query Responsibility Segregation (CQRS) Developer is done professionally as per your requirement, in a short time of just a few days, from calling to the instant task of your validated developer, with all your required skills.

Where is the best place to find Command and Query Responsibility Segregation (CQRS) developers? Arrow

Sure enough, within the network there must be dozens, if not hundreds, of services and platforms where you can look for the Command and Query Responsibility Segregation (CQRS) guy you need, but just Upstaff lets you sort out the best of the best real qualified developers practically in a couple of minutes, so that you will be able to select the one whose personality will be a perfect fit to your company. This is the case when you can create a genuinely “Pizza” type of service in the field of custom software development.

How are Upstaff Command and Query Responsibility Segregation (CQRS) developers different? Arrow

Vetting by expert human reviewers is combined with historically curated feedback from clients and team-mates, which has enabled us to save, on average, more than 50 hours for each client team evaluating Command and Query Responsibility Segregation (CQRS) candidates for every position. We live and breathe technical excellence, borne out of extensive industry expertise.

How quickly can I hire Command and Query Responsibility Segregation (CQRS) developers through Upstaff? Arrow

Our process begins with a 30-minute discovery call: we’ll discuss your pain points, technical requirements, and team diversity. Meet Carefully Matched Command and Query Responsibility Segregation (CQRS) Talents. Upon your meeting confirmation, we’ll send you profiles and arrange an introduction call with the right talents for your project, within 1-3 days. Schedule a call to meet Command and Query Responsibility Segregation (CQRS) engineers in person. Make the right call. Bring a new Command and Query Responsibility Segregation (CQRS) developer on board with a trial period: confirm that the person you hired does the job right, no termination fees and no hidden fees.

How does Upstaff vet remote Command and Query Responsibility Segregation (CQRS) engineers? Arrow

After this introductory round, Upstaff Managers do an eval of the soft skills of the candidates before the hiring decision is approved or rejected. For the hard skills, the Upstaff Staffing Platform has a short testing session to check their Command and Query Responsibility Segregation (CQRS) skills or engage a senior developer to do a technical interview for more senior developers. You can reuse some of the hard and soft skills of past candidates to connect them with other jobs in the future (see below). Upstaff managers also do an eval of the talent before approving them for further work, allowing us to accelerate the work and ability to scale, but also providing information to clients on the talent pipeline. Finally, we also have a matching engine within the work mining system that matches candidates and jobs in real time.

How to hire Command and Query Responsibility Segregation (CQRS) developer? Arrow

If recruiting services and job boards are not your 1st option, you may want to consider a client-oriented service like Upstaff to find & hire Command and Query Responsibility Segregation (CQRS) developers. Upstaff has a network of vetted and tested Command and Query Responsibility Segregation (CQRS) developers. Here, you can hire web developers for a few simple coding tasks with Command and Query Responsibility Segregation (CQRS).

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Table of Contents

How and where is Command and Query Responsibility Segregation (CQRS) used?

  • Event Sourcing: Financial transactions
  • Read Scalability: Real-time analytics
  • Separation of Concerns: E-commerce platform
  • Performance Optimization: Social media feeds
  • Complex Domain Logic: Healthcare systems
  • Increased Productivity: Inventory management

Compare Junior, Middle, Senior, and Expert/Team Lead Command and Query Responsibility Segregation (CQRS) Developer roles

Seniority NameYears of experienceResponsibilities and activitiesAverage salary (USD/year)
Junior1-3 years
  • Implement basic CQRS patterns
  • Assist in developing microservices
  • Participate in code reviews
$60,000
Middle3-5 years
  • Design and implement complex CQRS solutions
  • Lead small feature teams
  • Optimize query performance
$80,000
Senior5-8 years
  • Architect CQRS systems at scale
  • Mentor junior developers
  • Ensure system reliability
$100,000
Expert/Team Lead8+ years
  • Define CQRS best practices
  • Lead cross-functional teams
  • Drive technical innovation
$120,000

Quick Facts about Command and Query Responsibility Segregation (CQRS).

  • Command and Query Responsibility Segregation (CQRS) was born in 2010.
  • Various project types like e-commerce platforms widely embrace CQRS.
  • You need a decent grasp of event sourcing and domain-driven design.
  • Event sourcing is a close companion to CQRS in the tech realm.
  • In CQRS, separating reads from writes is like having dessert before dinner!

TOP Command and Query Responsibility Segregation (CQRS) Related Technologies

  1. Axon Framework
  2. (AxonIQ, 2020)

  3. Lagom Framework
  4. (Lightbend, 2016)

  5. EventStore
  6. (Event Store Ltd, 2012)

  7. Microsoft Orleans
  8. (Microsoft, 2014)

  9. Akka
  10. (Lightbend, 2009)

What are top Command and Query Responsibility Segregation (CQRS) instruments and tools?

  • Axon Framework: Developed by AxonIQ, released in 2010
  • EventStore: From Event Store LLC, released in 2012
  • Lagom: Created by Lightbend, released in 2016
  • NEventStore: From Jonathan Oliver, released in 2010
  • Eventuate: From Chris Richardson, released in 2017

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