Denis Zimenkov

PHP · HTML & CSS

73 0
5.0
1 488
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I am engaged in the creation of turnkey websites and their subsequent maintenance. Favorite frameworks for the backend: Symfony, Laravel, OpenCat, WordPress for the frontend: JavaScript, React, Vue. During the development process I use tests and OOP principles to build a reliable and supported system. I also enjoy understanding third-party code. Languages/Technologies PHP PHPUnit DDD Go/Golang Python WebSocket Composer Git Docker Docker Compose HTML5 JavaScript CSS3 SASS/SCSS NodeJs XML Twig Blade PostgreSQL PostGIS pgRouting OpenStreetMap MySQL ClickHouse RabbitMQ Elasticsearch Kibana Grafana…
Website for the construction company Asgard
224 USD
197
Website for the construction company Asgard
PHP
Connected HTML layout to WordPress by creating a theme from scratch. Set up custom fields for all site blocks, providing the client with full control over content through the admin panel.
CMS on Syphony + Nuxt for generating single-page applications
1500 USD
182
CMS on Syphony + Nuxt for generating single-page applications
PHP
Developed a landing page generation system on Symfony. Created the layout, admin panel, and integration with ChatGPT for automatic filling with unique content. Implemented the functionality for mass creation of single-page websites.
Online store of children's goods Iheal
400 USD
196
Online store of children's goods Iheal
PHP
Based on a hand-coded HTML/CSS version, I built and configured the website iheal.com.ua on WordPress. I implemented the theme from scratch, connected and configured all necessary plugins for proper operation and SEO.
Symfony 6 Developer
149
Symfony 6 Developer
PHP
Development of an API for a marketplace specializing in the sale of goods and the ability to advertise and rank products, panels for the seller, administrator, and buyer have been written, and the DDD paradigm was used in the design and writing of…
Full-stack Developer symfony 7 + nuxt 3
156
Full-stack Developer symfony 7 + nuxt 3
PHP
Development of a warehouse for working with goods, entities (incoming/outgoing/movement/write-off/inventory/return invoices) have been implemented, the DDD paradigm was used in the design and writing of the core.
Serhii

Javascript and Typescript · PHP

58 0
1 385
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Backend Architecture & System Design MVP Strategy: Cost-effective MVP development under fixed timelines and budgets, optimized for maximum efficiency in hypothesis validation. Infrastructure Approach: Validating market concepts with a minimal viable infrastructure at launch, avoiding premature scaling. Architecture Strategy: Evolutionary architectural design: transitioning from agile, baseline solutions for early-stage validation to high-performance isolated cores and distributed databases as the business scales. Developed systems: Analytical financial aggregator: currency data…
Cryptocurrency index aggregator
71
Cryptocurrency index aggregator
PHP
Development of the system within the project budget and natural growth of loads. Stage 1: Verification of mathematical models and launch of services (0–6 months) Task: Implementation of price collection, index calculation, and graph generation…
Integration of the payment system AliumPay
430
Integration of the payment system AliumPay
PHP
Creating a payment gateway plugin for AliumPay for LearnPress
Form of YII2
100 USD
488
Form of YII2
PHP
Authorization, subscription and sending notifications. YII2, PHP and JS
Plugin for Bus Tickets Sale
1 018
Plugin for Bus Tickets Sale
PHP
WordPress Plugin for Bus Tickets Create a list of routes Selection of landing routes Creation of Price Create SMS notification templates (user administrator) - Create templates of letters (administrator \user) Calendar date of track of route…
Timer and replacement of the Elementor button
438
Timer and replacement of the Elementor button
PHP
As long as the timer works, we hide the price without discounts. After completion, we hide the price with a discount. The timer for each user is its own (will be removed when cleaning the cache). For each fee under the button Get a consultation.
Bogdan Postavensky

PHP · Web Programming

38 0
1 282
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Website for the American Logistics Company
423
Website for the American Logistics Company
PHP
Development and support The U.S. stock. FBA and FBM are the reception, storage and packaging of goods. Acceptance of payments from online stores and trading sites. Industry: Logistics and Storage Country: the United States Back-end by Yii2…
High-load CRM system for a logistics company
377
High-load CRM system for a logistics company
PHP
Development and support CRM system development for an American-Ukrainian company with warehouses in the United States, the UK, Poland and Ukraine. SkladUSA simplifies entrepreneurs from Ukraine and the EU the process of implementing their goods on…
Kirilo

Web Programming · PHP

23 0
5.0
836
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Hello, there. This is the short list of my skills for people who doesn't have a lot of time: PHP8+(Symfony, CodeIgniter, etc.). !No WordPress, please. PHPUnit, Codeception, ... JS/TS (ReactJS, NextJS, Webpack, Yarn, NPM, Vite) SCSS, CSS WebSockets Nginx Debian, Ubuntu, CentOS, ... Docker/Docker Compose Python (automatization deploying) Bash API design/development Swagger Postman Redis Git (GitHub, GitLab, Gitea, ...) About me I'm a independent fullstack developer with a strong background in web programming. I know how to make and maintain high-quality web services. I know how the internet…
Yury

PHP · Web Programming

2 1
238
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Senior Backend Developer with 6+ years of commercial experience building scalable web applications, APIs, payment systems, and SaaS products. My core stack includes PHP 8, Laravel, Node.js, NestJS, MySQL, PostgreSQL, Redis, Docker, and Kubernetes. I help businesses design and develop: • REST APIs and backend services • Payment and payout systems (Stripe, PayPal, Crypto) • High-load applications and scalable architecture • Marketplace and SaaS platforms • Real-time systems using WebSockets • Third-party integrations and automation Recent projects include B2B marketplaces, iGaming platforms,…
Oleksandr Fomenko

PHP · Web Programming

83 0
840
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Temporary Postal Service
750
Temporary Postal Service
PHP
Temporary mail service + extensions for Chrome, Mozilla, Opera, Microsoft Edge. - implemented multi-language (for now 2 languages - English on the main path, Russian on the way /ru/) - High speed of the site (100 indicators by google speed for…
Dmytro Shepelenko

Website Maintenance · PHP

25 1
985
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Working with business.expertmusic.net (Phalcon PHP Framework)
305
Working with business.expertmusic.net (Phalcon PHP Framework)
PHP
* Connecting the portal to the cloud storage DigitalOcean Spaces (analogue to Amazon S3) * Development of functional archiving and downloading in the background Development of new, processing of existing Angular components #phalcon #phalcon2 #…
Correction of errors, processing vents-us.com (Zend Framework)
424
Correction of errors, processing vents-us.com (Zend Framework)
PHP
Correction of errors in search and filtering of goods * Installation of reCAPTCHA v3 in a number of forms Other small workplaces #zend #php #recaptcha #javascript #html #css
Mykola Puyo

PHP · Web Programming

4 0
282
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Hello, I'm Mykola, a Full-Stack Developer with 10+ years of experience. I work with various frameworks and CMS. I have successfully completed many projects in the logistics field, including TMS (Logistic Software), websites for freight transportation, GPS-Tracking, LoadBoards integration. Also, E-commerce/Marketplace solutions. To summarize, here are the main areas where I'm most competent: Development of automation systems (CRM, TMS, ERP). API integration (payment systems, social networks, Google Maps, email services, etc.). Creation of websites, portals, and modules on request. Development…
Creating an Effective CRM System for the Logistics Sector
498
Creating an Effective CRM System for the Logistics Sector
PHP
My task was to implement a comprehensive yard management system for the client NVA Transportation in the logistics sector. I designed a user-friendly interface that synchronizes parking maps and calendars, allowing real-time monitoring of parking…
Development of a TMS (Transportation Management System)
429
Development of a TMS (Transportation Management System)
PHP
I developed a Transportation Management System (TMS) for the transportation company Oskar Ex Inc. My work involved automating document processing, creating an integrated system for fleet management and communication with drivers, optimizing the…
Certificate Generation System for Dovbenko Agency Insurance
401
Certificate Generation System for Dovbenko Agency Insurance
PHP
For the client "Dovbenko Agency," I created a user-friendly website that allows their customers to quickly and easily generate insurance certificates. An automated system was implemented for this process, simplifying communication with clients and…
Vitalii Kondratyuk

PHP · Website Development

42 0
279
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I am a Backend Developer with 8 years of experience, specializing in Symfony, Laravel, Yii2, and OpenCart. ️ Services: ✔️ Development of E-commerce, CRM, CMS, SaaS, and analytical systems. ✔️ Performance optimization and large-scale data handling. ✔️ Full-cycle development. Integrations: Payments: Stripe, WayForPay, LiqPay, Square ️ Maps & Geolocation: Google Maps APIs (Routes, Places, Geocoding, Address Validation) ✉️ Messaging: Twilio, TurboSMS, Firebase Cloud Messaging ☁️ Cloud Services: AWS, GCP ️ Identity: Diia ID, BankID Media & Video: Vimeo API, YouTube API Other: Auto RIA API,…