Candidates 138
$7500 / mo
≈ $90000 / year net
Lead PHP, Symfony Developer
Ukraine · 6 years of experience · Upper-Intermediate ·Published today
Ukraine · 6 years of experience · Upper-Intermediate ·Published today
I have 7+ years of diverse experience in software development in product companies as well as outsource one. Mostly my experience is based on application development, system architecture, tech design, and database administration. I had a great experience in building products fully from scratch.
**SKILLS**
Programming languages: PHP, JS
Frameworks: Symfony, Express
DataBases: MySQL, Postgres, MongoDB, Redis, ElasticSearch
QuequeServers: RabbitMQ
OS: OSx, Ubuntu
Testing: TDD (PHPUnit), BDD (Behat), Selenium
Others: Docker, Kubernetes, RestAPI, AWS, Jira, Bitbucket, Confluence, Redmine, Github, GitLab
SAAS marketplace solution, scalable high loa microservices-based platform. Business-centered backend services built following the microservices patterns. Each microservice consists of
**Responsibilities:**
Leading backend team in a squad (team size 4 people), architecting solution, setting technical requirements
Driving tech design and implementation of the backend microservices: over 15 services (user, product, merchant, marketplace, report, notification, order, billing, processing, … etc)
Designing and developing backend functionality and RESTful API
Designing database structure
Integration with other services via ExternalSDK and Message Bus
Technologies: Symfony 5, PHP 7.4, Swoole, Microservices, NodeJs, TDD, RabbitMQ, Gitlab CI, K8s, Jira
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Scalable marketplace solution made from scratch consisting of a collection of structured and integrated modules for the online store, product and pricing information management, warehouse and inventory management, fulfillment, and localization management. The solution is based on a microservices architecture, with comprehensive unit testing.
**Responsibilities: *
Leading web department (4 BE, 4FE, 3QA)
Leading static images migrations to s3 (over 1TB), optimization and resize image process via Lambda functions
Driving tech design and implementation of the splitting monolith to backend and frontend (FE moved to ReactJS and then NextJS). Fully moved modules: Blog, Personal Data, Checkout, Payment System
Designing and developing common reusable libraries, backend functionality, RESTful API for native mobile applications
Designing database structure
Preparing project for a Poland market
Technologies: Symfony Framework 2.8 -> 3.4, php 7.3, Rest, TDD, Bitbucket, Jira
In preference Team/Tech lead roles
$5000 / mo
≈ $60000 / year net
Front-end Engineer (React)
Ukraine · 5 years of experience · Intermediate ·Published today
Ukraine · 5 years of experience · Intermediate ·Published today
- JavaScript, ES6+, TypeScript
- React, Redux, Redux Toolkit, Redux Thunk, Redux Form, Next.js, WebSocket, Canvas, REST API, GraphQL
- HTML5, CSS3, SCSS, CSS Grid Layout, CSS Flexbox, Table layout
- AI, Blockchain, RainbowKit, wagmi
- Material-UI
- Node.js, Express, Docker
- MongoDB, MySQL
- Figma, Zeplin
- Webpack, Gulp, Parcel
- Git, Jira
My last projects:
>>> Product is pioneering a new economic era democratizing the economic landscape of artificial intelligence. By melding the capabilities of Web2 and Web3 with cutting-edge AI, it creates a symbiotic environment where every participant, whether a model creator, infrastructure provider, or developer, can thrive. Platform is designed to empower users and entrepreneurs to not only partake in the AI evolution but to profit from it. Singularity is not just an era of technological marvel but also of collective economic prosperity.
- technologies: React, Redux Toolkit, Next.js, TypeScript, WebSocket, RainbowKit, wagmi, GraphQL, Material-UI, Git
- developing a new application from scratch
- retrieving data using GraphQL, REST-API, wagmi
- developing a chat using WebSocket
- adding new components and writing application logic
- update application dependencies
>>> The innovative educational product combines learning through research, the search for the new as a result of learning, and an artificial intelligence model as an assistant that accompanies the team of researchers throughout the entire learning period.
- technologies: React, Redux Toolkit, Next.js, TypeScript, WebSocket, GraphQL, Firebase, Material-UI, Git
- developing a new application from scratch
- retrieving data using GraphQL, REST-API
- developing a chat using WebSocket
- authorization development using Firebase
- adding new components and writing application logic
- update application dependencies
>>> The decentralized protocol for creating and managing leveraged trading positions in the cryptocurrency market. It aims to bring the benefits of blockchain technology, such as transparency, security, and accessibility, to the world of leverage trading.
- technologies: React, Redux Toolkit, Next.js, TypeScript, RainbowKit, wagmi, GraphQL, Material-UI, Git
- development and implementation of new application functionality
- retrieving data using GraphQL, wagmi
- adding new components, and writing the application logic
- updating application dependencies
$7000 / mo
≈ $84000 / year net
Senior Software Engineer
Ukraine · Kyiv · 6 years of experience · Upper-Intermediate ·Published today · In passive search
Ukraine · Kyiv · 6 years of experience · Upper-Intermediate ·Published today · In passive search
Programming languages and tools skills:
Node.js / TypeScript
AWS
SQL / PostgreSQL / Redis
C / C++ / wxWidgets
PHP / Symfony
C#/ .Net
Version control tools skills:
Git
TFVC
OS skills:
Development for OS X, Windows, Linux
Additional:
- Public lectures
- OOP
- Multithreading
- TDD, PPP, Refactoring
- Design patterns, SOLID
- UML
- Agile experience
Also, I'm interested in AI/ML/CV projects - so, I'm open to enrich my experience with Python, Kotlin, Go or Rust.
• Implemented payments functionality in app from scratch in the way, so it could be replaced with different payments services really easily.
• Refactored, optimized and covered by automatic tests MVP, added new functionality with Rest API.
• Mentored front-end developers who decided to try back-end
• Raised general level of coding standards on the project and architectural literacy.
• Introduced a “minute of knowledge” where I regularly give short
lectures on some technology, the latest topics were "GOF
design patterns" and "Code Complete by Steve McConnell".
Friendly work environment, good life-work balance professional growth, Interesting tasks, and fair compensation.
$4700 / mo
≈ $56400 / year net
Senior Node.js/FullStack Developer
Ukraine · 9 years of experience · Intermediate ·Published yesterday
Ukraine · 9 years of experience · Intermediate ·Published yesterday
* NodeJS - 9+ years
* Angular - 3+ years
* React - 2+ years
* NextJS - 1+ years
* Docker - 5+ years
* ExpressJS - 3+ years
* NestJS - 4+ years
* TypeScript - 5+ years
* MongoDB - 5+ years
* PostgreSQL - 3+ years
About me:
* Mostly positioned as NodeJS (TypeScript) backend developer. Love it!
* Have experience to create projects from scratch to produtcion.
* Not so socially-active, horrible team-lead but maybe good researcher and good guy at all.
* English - Good Intermediate. Can speak and listen simple sentences. Have experience to work with teammates from USA.
As additional skills:
* Can deploy apps to AWS. Means, i`m DevOps unit.
* Python scripting
* Making UI on Angular/React
* Java/.NET server apps
* Write desktop apps on Electron
* Little friendship with C++
* Developed and implemented a commercial project with radio-frequency monitoring, which allows analyzing radio air and transmitting data in real time through various communication channels. Within the framework of the project, success was achieved due to the study of the features of radio receivers and the invention of ways of their direction finding and analysis.
* Responsible for finding an alternative to the GoogleMaps API. For this purpose, our own geo-coding was constructed based on OpenStreetMap (Nominatim), LibPostal and ElasticSearch. It is possible to create records linked to addresses/coordinates and perform a variety of searches on them with convenient autocomplete. The backend was based on Java, Spring (Data), MapStruct, Lombok and other technologies.
* Developed drones with autonomous landing based on visual landmarks, despite the fact that I had no experience with drones before. Over the course of a month, together with a colleague, I developed my own wrapper for ArduPilot (MavLink) on NodeJS (TypeScript), and made changes to the OpenCV library for my own needs.
* Assisted on a volunteer basis in a large Java open source project, helping to recreate and bring up the related infrastructure in AWS and making changes to the Android client.
Having willingness to solve any kind of difficulties tasks and improve the project by bringing my knowledge.
$7000 / mo
≈ $84000 / year net
Senior Software Engineer/Team Lead/CTO
Ukraine · 8 years of experience · Advanced/Fluent ·Published yesterday · In passive search
Ukraine · 8 years of experience · Advanced/Fluent ·Published yesterday · In passive search
I have worked in diverse domains, including advertising and payments, in product companies and startups. I am confident that my skills and experience make me a strong candidate for a challenging role in software development.
Skills:
- Ability to complete task from investigation and discussing requirements to production
- Designing software architecture and database architecture in accordance with product needs.
- Leading team with all that follows: interviewing/hiring peoples, team management, tasks management, releases management, etc...
$4000 / mo
≈ $48000 / year net
Senior Front-end developer
Ukraine · Kyiv · 7 years of experience · Intermediate ·Published yesterday · In passive search
Ukraine · Kyiv · 7 years of experience · Intermediate ·Published yesterday · In passive search
- Development and support of more than 10 web projects.
- Experience in negotiation and direct cooperation with clients.
$4000 / mo
≈ $48000 / year net
(TypeShit No; JavaScript Yes) Senior Full Stack Node.js Developer
Ukraine · Kyiv · More than 10 years of experience · Upper-Intermediate ·Published yesterday
Ukraine · Kyiv · More than 10 years of experience · Upper-Intermediate ·Published yesterday
HELL LEADS
- Senior Full Stack Developer
Dec 2022 — May 2023
Developed from scratch: Email Service, AI Site Generator, Form Validation Library, Lead Dashboard. Using Node.js, PUG, ChatGPT API, Stable Diffusion API, Telegram Bot API
Self-employed
- Senior Full Stack Developer
Apr 2016 — Nov 2022
Developing my own projects using HTML5, CSS3, JavaScript, Node.js, PHP, MySQL/Postgres, Linux, Arduino, Nginx, Docker, Binance API, Telegram Bot API
NZ-Service
- Senior Frontend JavaScript Developer
Jul 2015 — Mar 2016
Worked on the NZ-Service team. Built & designed web apps project using HTML5, CSS3, JavaScript, PHP, AJAX, Git, Bitbucket
306 Creative Communication Agency
- Frontend Developer
Feb 2012 — Dec 2013
Website development using HTML5, CSS3, JavaScript
- Graphic Designer
Jul 2011 — Feb 2012
Work for an advertising company. Creating promo videos using Adobe Photoshop, Adobe AfterEffects, 3DS Max
EDUCATION
National Technical University of Ukraine "Kyiv Polytechnic Institute"
Bachelor of Engineering - BE, Software Development
Sep 2012 — Jun 2015
KROK University
Bachelor of Engineering - BE, Software Development
Sep 2008 — Jun 2012
LANGUAGES
Russian - Expert
Ukrainian - Expert
English - Intermediate
$500 / mo
≈ $6000 / year net
Node.js developer
Ukraine · Kyiv · 5 years of experience · Upper-Intermediate ·Published 1 May
Ukraine · Kyiv · 5 years of experience · Upper-Intermediate ·Published 1 May
$7000 / mo
≈ $84000 / year net
Architect/Lead/Senior Software engineer
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published 1 May
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published 1 May
Team management is a forte of mine, and I have successfully led small to mid-size teams of backend developers, earning a reputation as a strong and collaborative teammate.
Throughout my journey, I have contributed to the successful completion of numerous captivating projects, including dating sites, e-commerce/e-health websites, white-label solutions, and feature-rich websites, alongside crafting mobile solutions for both iOS and Android platforms.
My passion for software development is underpinned by a robust knowledge of OOP, DRY, KISS, SOLID, GRASP principles, and patterns of software development, which I apply diligently to drive excellence in every project I undertake.
Professional skills:
- server-side: OOP, patterns, SOLID, GRASP, DRY, KISS, MVC, SOA, high-load, microservices
- Java: java 8/11/17, JPA, Spring, Spring Boot, Spring Core, jUnit, maven, gradle, groovy
- js backend: nodejs, koa, express, typescript, sequelize, typeorm, mongoose,
- php: PHP 5/7/8, cake-php, symfony2/4/5, yii/yii2, laravel, nette, apiato, reactPhp, swoole, xDebug, phpcs, phpstan, composer
- js front-end : polymer, vue.js, react, angular.js, backbone.js, ES6, jQuery, DOM, (D)HTML, CSS,
less, sass
- DBs : MySQL, MariaDB, PostgreSQL, ColumnStore, Greenplum, MSSQL, MongoDB
- UML, C4, 4+1, TOGAF
- caches: Memcache, Redis;
- search engines: solr, phinx
- monitoring/logs tools: ELK, newrelic, datadog, graylog, sentry
- clouds: AWS, digitalOcean, basics of Azure
- AWS services: SQS, SES, Route53, EC2, S3, Cognito, RDS, Redshift, CloudFront, lambda, amplify
- queue/events: RabbitMQ, ActiveMQ, Kafka
- api: REST-full api, GraphQL, SOAP, grpc, Protobuf;
- api doc: swagger, aglio, api_doc
- tests: phpunit, behat, cucumber, cypress
- DevOps: Apache, ngnix, TeamCity, Jenkins, Github/Bitbucket actions, Kubernetes, ansible,supervisord, bash, ssh, scp, Terraform/Terragrunt
- VM/containers: Vagrant, Docker/Docker-compose
- OS : unix(centOs, FreeBSD, ubuntu), MacOS
- VCS web: github, gitlab, bitbucket
- communication tools: skype, slack, teams, discord
- tools: redmine, jira, track, mantis, Trello, confluence, lucidChart, draw.io, freedCamp, figma
- formed and led a cross-functional team of experts from different departments, resulting in a 25% reduction in project costs through shared knowledge and resources;
- grew a small development team from 5 to 15 members within 12 months, maintaining a 98% retention rate and achieving 100% project completion on time.
- improved the performance of a critical software module by optimizing code, resulting in a 50% reduction in processing time and significantly improving user experience;
- building projects from scratch and in time
- Highload projects
- Adequate management
- Complex/challenging tasks
- Interesting projects
$3500 / mo
≈ $42000 / year net
Full stack Ruby / Node.js / React.js developer
Ukraine · Kyiv · 8 years of experience · Upper-Intermediate ·Published 1 May
Ukraine · Kyiv · 8 years of experience · Upper-Intermediate ·Published 1 May