Candidates 104
$1500 / mo
≈ $18000 / year net
PHP Developer
Ukraine · Dnipro · 3 years of experience · Pre-Intermediate ·Published yesterday
Ukraine · Dnipro · 3 years of experience · Pre-Intermediate ·Published yesterday
PrestaShop/ThirtyBees: добавление функционала согласно ТЗ, поддержка существующих проектов, создание модулей, интеграция со сторонними сервисами через API, SEO оптимизация.
Symfony: доработка проекта (админка + новые страницы на фронт части).
Laravel 10 с PHP 8.2: pet-project (админка для заполнения данных в БД + REST API для фронт части)
$7000 / mo
≈ $84000 / year net
Senior Software Engineer | Backend | Tech stack: TypeScript, NestJS, PHP, Laravel | Experience in Healthcare, Marketplaces, Cryptocurrency | Specialize in Software Development & Architecture, OpenAI Integration
Ukraine · 7 years of experience · Upper-Intermediate ·Published yesterday · In passive search
Ukraine · 7 years of experience · Upper-Intermediate ·Published yesterday · In passive search
Throughout my career in IT, I have contributed to the development of high-load marketplaces with more than 1 million users, gained practical experience in developing a SaaS platform for providing accessibility services, and acquired expertise in different domains such as healthcare, cryptocurrency, CRM, etc.
Expertise:
- Software Development & System Architecture: Proficient in designing scalable, high-availability system architectures using TypeScript, NestJS, PHP, Laravel, and adhering to best practices in code quality, security, and maintainability.
- Performance Optimization: Expert in analyzing and optimizing system performance.
- Cross-Domain Solutions: Experienced in adapting to various technology environments, including healthcare, cryptocurrency, CRM, etc.
- Continuous Learning & Innovation: Committed to regularly implementing the latest trends and tools in software development.
- Improved the auto-moderation process efficiency by 57% with the integration of OpenAI in a high-load marketplace utilizing a microservices architecture.
- Boosted user purchasing satisfaction by 84%, thanks to seamless integration of new payment systems within our platform.
- Implemented a system event tracker linked to Big Data, enabling the construction of an insightful statistical dashboard, resulting in enhanced decision-making capabilities.
- Introduced a notifications infrastructure that delivers real-time updates across multiple platforms such as Slack, SMS, and email, increasing operational responsiveness by 62%.
- Spearheaded the development and successful launch of a Software-as-a-Service (SaaS) platform for accessibility services, streamlining client access to these essential offerings.
$5500 / mo
≈ $66000 / year net
Senior Full Stack JS/PHP Developer
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published yesterday
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published yesterday
My expertise spans across backend and frontend domains, with a strong command over architectural considerations.
I write efficient, scalable code that stands the test of time.
My focus is on optimizing performance bottlenecks and solving intricate challenges with proven solutions
Years of experience with technology:
PHP 12, Node.js 7, Yii 8, Laravel 5, Symfony 4, MySQL 9, Vue.js 5, ReactJS 2, svelte 1, MongoDB 2,Nginx 6, linux 7, AWS 4, jQuery 4, typescript 4
- Participated in calls with potential customers as a Lead Technical Specialist
- Resolved a longstanding issue with UI freezing.
- Optimized a critical process, reducing its duration from one hour to just six minutes.
- Conducted optimizations that eliminated CPU steal time on the project, enhancing overall performance and user experience.
- Participated in project assessment, architecture development, and technology selection for more than 20 projects, ensuring technical excellence and compliance with modern industry standards.
## Successes that I can highlight lately:
- Successfully optimized project performance by reducing CPU (weekly average) load from 82.2% to 2.75%.
- Significantly improved the performance of a critical part of the project, reducing execution time (avg) from 23937 ms to 48 ms, an improvement of approximately 99.8%
- Improved another aspect of the project by reducing the average execution time from, 41623 ms to 20 ms, achieving a 99.95% enhancement.
- Optimized annoying delay from 901.6 to 5.8 ms, which improved by 99.3%. Reduced api response from 912 KB to 2.1 kB reduction is approximately 99.77%.
- Designed a CI/CD system for automatically creating builds across all major platforms,
- Successfully trimmed the search index size from gigabytes to several megabytes, significantly enhancing system efficiency and search performance
$3300 / mo
≈ $39600 / year net
Magento Full Stack Developer
Ukraine · Dnipro · More than 10 years of experience · Upper-Intermediate ·Published yesterday
Ukraine · Dnipro · More than 10 years of experience · Upper-Intermediate ·Published yesterday
Equipped with a diverse skill set of web application development, web architecture and cloud management.
Equally efficiently working in solo or collaborate in a team.
Skills:
Languages:
- PHP, JS, C++, Delphi
DB Technologies:
- Mysql, MongoDB, Redis
Search Platforms:
- Solr, Elastic Search, Sphinx
PHP Frameworks:
- CakePHP, Yii, CodeIgniter
Frontend technologies:
- HTML, CSS, LESS/SASS
Javascript Frameworks:
- JQuery, JQuery UI, Prototype, KnockoutJS, RequireJS, UnderscoreJS
Web technologies:
- Node-Red, PHPUnit, Selenium, Jmeter, Rabbit MQ, Gearman, Memcached, Varnish, Nginx, Apache, Gulp
Other:
*nix systems, AWS, Relic, Amazon SES and Load Balancers
Worked on international Magento, CakePHP, Magento 2 projects in English-speaking teams for over 10 years for SQLI(Redbox), Ewave, local companies.
З найцікавіших - це побудова middleware за допомогою NodeRed - яке віддавало для Magento 2 PDP сторінки специфічну щодо продукту інформацію зі стороннього сервісу (теги для свійської худоби Allflex.com)
І т.д.
$4500 / mo
≈ $54000 / year net
PHP Developer
Ukraine · 10 years of experience · Intermediate ·Published 1 May · In passive search
Ukraine · 10 years of experience · Intermediate ·Published 1 May · In passive search
I try to use last and most effective approaches to development software.
Have been a great experience with refactoring and supporting of legacy code.
$1400 / mo
≈ $16800 / year net
PHP Developer
Ukraine · More than 10 years of experience · Pre-Intermediate ·Published 30 April
Ukraine · More than 10 years of experience · Pre-Intermediate ·Published 30 April
ADDITIONAL KNOWLEDGES AND EXPERIENCE:
Zend Framework 2/3 (4+ years), Symfony (half a year), Magento 1 (4+ years), MVC, OOP, SOLID, KISS, YAGNI, DRY, SQL Optimization, jQuery, GraphQL, Docker, Git, Scrum/Kanban methodology, Jira, Asana.
RECEIVED EXPERIENCE:
1. Development from scratch and modification of many CMS/CRM systems of varying complexity using pure PHP and Zend Framework.
2. Development from scratch of many small and medium-sized e-commerce systems on Magento.
3. Development from scratch and modification of many modules for Magento and WordPress.
4. Integration of the statistics server for managing game matches Ebot (writen on Symfony) into a ready-made portal for players (writen on Go).
5. I have independent experience working on projects (one person in a project from start to completion), as a team leader in a small team (up to 5 people), and as one of the developers in a large e-commerce project (team of about 20 developers, project of more than 100 developers, developed on Magento).
Some of the tasks that had to be performed in various projects/teams:
1) Design and development of the interface and implementation of the Magento core transition for GraphQL
2) Code/SQL Optimization
3) Solr query Optimization
4) Ability to deal with the "another's" code to change it and support the project in the future
5) Ability to write documentation for code and instructions for the customer for the finished project
6) Professional normalization, bringing data to the desired normal form, the definition of relations between entities, specification of logical relations, the methodology of logical data modeling and physical database design.
7) The ability to provide quickly an adequate assessment of the time for tasks that are given by client (if it is not much beyond the scope of my knowledge and skills)
$2000 / mo
≈ $24000 / year net
Laravel Developer
Ukraine · 3 years of experience · Intermediate ·Published 30 April
Ukraine · 3 years of experience · Intermediate ·Published 30 April
CodedInn · Full-time
Aug 2022 - Present · 1 yr 8 mos
Kiev, Ukraine
- Support and refinement of current projects on Laravel.
- Development of new projects on Laravel.
- Development API on Laravel.
- Writing Tests on Laravel.
PHP Developer
IDAP · Full-time
Oct 2021 - May 2022 · 8 mos
Kyiv, Ukraine
Skills: PostgreSQL · Elasticsearch · Redis · JIRA · Flexible programming methodology · Agile · React Admin · Symfony Framework · Symfony · React.js · Yii2 · JavaScript · jQuery Skills.
PHP Developer
StableFlow · Full-time
Mar 2021 - Sep 2021 · 7 mos
Kharkov, Kharkov region, Ukraine
Skills: Zend Framework · Yii2
PHP Developer
UAITLAB. Ukrainian IT laboratory
Nov 2020 - Mar 2021 · 5 mos
Kyiv, Ukraine
Skills: Yii2 Parser
PHP Developer
FSM, SIA · Full-time
Jun 2020 - Nov 2020 · 6 mos
Ivano-Frankivsk
- Support and refinement of current projects.
- Development of new projects.- Support and refinement of current projects. - Development of new projects.
Skills: Yii2
Develop on react / node.js
$1400 / mo
≈ $16800 / year net
Розробник PHP
Ukraine · 1.5 years of experience · Pre-Intermediate ·Published 30 April
Ukraine · 1.5 years of experience · Pre-Intermediate ·Published 30 April
$2500 / mo
≈ $30000 / year net
Full Stack Developer
Ukraine · Dnipro · 3 years of experience · Intermediate ·Published 29 April
Ukraine · Dnipro · 3 years of experience · Intermediate ·Published 29 April
Closely worked with the key features of Laravel like authorization, complex queries with various eloquent model relationships, queues, scheduler/cron, horizon, Laravel events, websockets with Laravel echo server and etc.; was writing bot services for Telegram, Viber, Facebook.
As for front-end development, I primarily have deal with technologies like Vue.js, Inertia, Livewire, Alpine.js, also I could work with raw JS, jQuery, React.
Earlier as a student, I studied languages including Pascal, C/C++, JavaScript, HTML, and CSS. During postgraduate time I developed a C++ GUI app with Qt libraries for plotting graphs operating on Linux OS. Because of scientific activity I have an experience of developing and research physical models (e.g. 1D Bragg structure) within MATLAB environment. During roughly the same period, I was developing several websites using PHP, MySQL, JavaScript, HTML, and CSS.
Implemented numerous API integrations for third-party services, authentication services oauth2 based on Passport and Sanctum.
Developed Stasis app of an outgoing calls for the Asterisk service.
Performed project decomposition into individual services
$2500 / mo
≈ $30000 / year net
Software Engineer and Full-stack Developer
Ukraine · Dnipro · 6 years of experience · Pre-Intermediate ·Published 29 April
Ukraine · Dnipro · 6 years of experience · Pre-Intermediate ·Published 29 April
I wrote in Java, Python and NodeJS, but my specification - it PHP. I used frameworks: CodeIgniter, Kohana, Yii1, Yii2, Laravel and Symfony. Also I have experience writing custom frameworks on native PHP. I love DDD, TDD, SOLID and all that. Also I have deep knowledge of MySQL: lock levels, replications, sharding, indexes and all it. Also I have base skills of DevOps: Docker, CI/CD, thin settings UNIX servers. All this allows you to insure any member of the team.
I can build a new team and I have experience managing a team of 8.