Вакансії JavaScript Developer

We are seeking a skilled and versatile Full Stack Developer to join our team on a dynamic project aimed at delivering high-quality web applications. This role requires expertise in both front-end and back-end development, as well as server and database management, to ensure seamless performance and user experiences.

Customer Overview:

Our client is a forward-thinking organization dedicated to developing cutting-edge web solutions that align with modern business goals. They value innovative thinking, user-centric design, and a proactive approach to problem-solving.

Responsibilities:

• Collaborate with stakeholders to analyze and convert business requirements into functional UI/UX designs using Figma.
• Translate UI/UX designs into high-quality, responsive front-end implementations using Vue.js or ReactJS.
• Develop and maintain scalable backend systems with Laravel 11 and PHP.
• Manage and optimize database architecture and queries using MySQL.
• Set up and manage containerized development and deployment environments with Docker.
• Configure, optimize, and maintain Ubuntu servers for hosting applications.
• Debug and resolve technical issues across the full stack.
• Ensure applications deliver a seamless and engaging user experience while aligning with business goals.
• Stay updated with the latest trends in technology and UI/UX to continuously enhance applications.

Skills/Requirements:

• Proven ability to interpret business requirements and transform them into functional UI/UX designs.
• Expertise in Figma for creating, collaborating on, and delivering UI/UX designs.
• Strong knowledge of Laravel 11 and PHP for backend development.
• Advanced proficiency in Vue.js and/or ReactJS for front-end development.
• Hands-on experience with Docker for containerized workflows.
• Proficiency in managing and optimizing MySQL databases.
• Experience with Ubuntu server configuration and optimization.
• Familiarity with package management using Composer.
• Knowledge of version control systems like Git.
• Understanding of unit and integration testing frameworks (e.g., PHPUnit, Jest).

Preferred Skills:

• Knowledge of front-end build tools like Webpack or Vite.
• Familiarity with cloud platforms (AWS, Azure, or Google Cloud).
• Experience in creating user-centric designs and improving accessibility.
• Knowledge of CI/CD pipelines and modern deployment practices.
• Awareness of security best practices in web development.

We are a global IT consulting and development company with a We Care attitude, striving to create momentum in our clients’ digital transformation.
We value initiative, open communication and self-motivated commitment rather than compliance and box-ticking, and are looking for like-minded individuals who share our passion about doing great new things together. Join our friendly team as a Full-stack Engineer (Node.js)!

Your responsibilities:

• Design, build, and deliver highly scalable, distributed, and event-driven systems utilizing asynchronous technologies, caching protocols, databases, and Amazon Web Services (AWS).
• Build and release products that influence and improve the experience of millions of users worldwide, ensuring high-performance and consistency.
• Deliver critical and flexible APIs that empower stakeholders and support feature delivery across platforms.
• Collaborate with cross-functional teams including Big Data Engineers, DBAs, Operations, and Product Managers to provide data solutions that align with both product and technical requirements.
• Ensure system scalability and reliability while contributing to the development of user-focused features, enhancing the overall quality and experience for end-users.
• Work on complex, impactful problems in a collaborative, close-knit, fast-paced agile team that prioritizes quality, peer review, and continuous improvement.

Our expectations:

• 5+ years overall production experience in web development.
• 3+ years of experience developing backend applications using Node.js, including writing clean, efficient, and maintainable code.
• 3+ years of experience in designing and implementing RESTful APIs using JSON, ensuring reliability and performance.
• 3+ years of experience with NoSQL databases such as Redis or DynamoDB for managing large-scale, high-availability data.
• 3+ years of experience working with relational databases (e.g., MySQL, PostgreSQL) for efficient data storage and querying.
• 2+ years of experience in writing frontend JavaScript, ensuring a seamless user experience and effective integration with backend systems.
• 2+ years of experience working with event-driven architectures using tools like RabbitMQ or Kafka to build scalable and asynchronous systems.
• Proficiency with version control systems and code review tools such as GitHub, Gerrit, or BitBucket for collaboration and code management.
• Strong understanding of building scalable, resilient, and observable distributed systems, with a focus on high performance and fault tolerance.
• Experience with writing and maintaining unit tests for ensuring code reliability, functionality.
• Excellent communication and interpersonal skills.
• Upper-Intermediate English level.

Nice to have:

• Hands-on experience with CI/CD platforms such as Jenkins for automating deployment and testing processes.
• Previous experience working with Amazon Web Services (AWS), including services like EC2, Fargate, Elasticache, RDS, DynamoDB, and S3 for cloud-based deployment and infrastructure management.
• Familiarity with building React-based applications and proficiency in DOM manipulation, HTML, and CSS to create dynamic and responsive user interfaces.
• Experience with production-level support, including participation in technical on-call rotations to troubleshoot and resolve issues in real-time.
• Proficiency in Java or other Object-Oriented programming languages to bring additional versatility to the team.

We are looking for a Middle PHP/Full-Stack Developer to join our team. You will work on several websites supported by an advanced system that leverages big data and user behavior analytics to optimize performance.

Responsibilities:

• Develop features (FE and BE).
• Maintain system features.
• Fix bugs.

Requirements:

Back-end part:

• Working experience with PHP for at least 3 years;
• Knowledge of PHP MVC frameworks (Symfony, Laravel, CodeIgniter, Zend, etc.)
• Knowledge of MySQL;
• Good Knowledge of OOP;
• Comfortable working in a Linux environment.

Front-end part:

• Working experience with JS of 3 years;
• Knowledge of HTML, CSS, SCSS, JS, and Jquery.

Про клієнта та проєкт:

Країна: Франція.
Проєкт – програмне забезпечення для автоматизації функціонального тестування без написання коду. Платформа створена для підсилення та допомоги командам QA. Проєкт в лайфі.
Основна ідея проєкту: Проєкт дозволяє писати функціональні тести без знання мов програмування.

Обов'язки на проєкті:

• Розробка фронт енд платформи, впровадження нового функціоналу;
• Рефакторінг поточного функціоналу;
• Баг фіксинг;
• Участь в Kanban процесі.

Основні вимоги:

• 5+ років досвіду з ActionScript;
• 1+ рік досвіду на позиції Tech Lead;
• Досвід роботи з Flex;
• Досвід роботи на легасі проєктах;
• Рівень англійської - Upper-Intermediate;
• Особисті якості: комунікабельність, організованість, проактивність, вміння працювати в команді.

Буде плюсом:

• Знання Java;
• Досвід роботи в Kanban команді.

HEXA is recruiting a PHP Developer Team Lead with excellent managerial skills, capable of effectively leading a team of 7 staff members and someone who is no stranger to responsibility. Our perfect candidate will have understanding that the lion’s share of their work involves streamlining the working processes, while the rest requires technical skills. An ideal PHP Developer Team Lead is someone who controls the processes, communicates with the staff, allocates tasks and responsibilities fairs, and motivates team members to grow professionally.

Responsibilities:

• lead and mentor a team of 6+ members;
• provide analysis of current performance;
• review code;
• work with QA groups when outlining plans of testing;
• deploy complex applications;
• maintain existing applications and improve their features;
• create new applications from scratch.

Here’s a list of requirements to qualify:

• 3-5 years of coding experience;
• advance knowledge of PHP;
• understanding and good usage of the object-oriented programming principles;
• advance knowledge of software design patterns;
• Angular/Vue/React;
• experience with open-source relational database management systems (MySQL would be a plus);
• ability to write and optimize SQL enquiries;
• ability to develop web services from scratch;
• experience in developing REST API; understanding of synchronous and asynchronous data transfer;
• Git, code review, TDD, code refactoring, CI/CD;
• familiarity with Redis, Memcached;
• ability to communicate knowledge to team members and monitor their performance;
• good command of English (Intermediate);
• experience with Yii and Slim frameworks, Docker, and knowledge of other programming languages would be an advantage.

Personal qualities we are looking for in our applicants:

• excellent time-management skills;
• ability to deliver on time;
• punctuality;
• ability to delegate tasks to others.

Softengi is looking for a professional Senior Full-Stack Software Engineer to join our friendly team
As the Senior Full Stack Software Engineer, you will be the technical lead for a project leveraging the Retrieval Augmented Generation (RAG) approach, where retrieval mechanisms enhance generative AI models by integrating external knowledge sources. You will be responsible for architecting, developing, and deploying scalable AI-driven applications that combine state-of-the-art natural language processing with information retrieval systems. You’ll collaborate closely with business analysts, product managers, and engineers to seamlessly integrate AI models into production environments and optimize the performance of RAG-based systems.

Required skills and experience:

• 7+ years of full-stack development experience with Python and JavaScript. Proven leadership experience in AI-driven projects or complex software systems is required.
• Strong backend development skills in Python and JavaScript, with experience building and maintaining APIs and microservices and working with large-scale data systems.
• Expertise in JavaScript and modern frontend development, focusing on delivering responsive and user-friendly applications that integrate complex AI functionalities.
• Experience with cloud platforms (AWS, GCP, or Azure) and DevOps practices, including containerization (Docker/Kubernetes) and continuous integration/delivery pipelines.
• Strong analytical and critical thinking skills, capable of addressing complex technical challenges related to AI, retrieval, and full-stack integration.
• Proven ability to lead a technical team, provide mentorship, conduct code reviews, and ensure high-quality software development practices.
• Strong communication skills, with the ability to explain technical concepts to non-technical stakeholders and collaborate across teams.
• Professional working proficiency in English

Desirable:

• Experience with RAG or similar AI architectures that combine retrieval mechanisms with generative models is desired. Familiarity with information retrieval systems and NLP models is also highly desired.
• Understanding machine learning workflows, including model training, deployment, and optimization.
• Experience with large language models (LLMs) and knowledge retrieval mechanisms like vector or graph databases.
• Experience optimizing the interaction between retrieval systems and generative models to enhance output quality, relevance, and response speed.
• Experience with JavaScript (Node.js, VUE.js, and React)
• Professional working proficiency in Ukrainian.

Responsibilities:

• Leading the development of the RAG-based AI project, overseeing architecture, design, and deployment, defining technical strategy, and guiding the team in best practices.
• Building and maintaining robust, scalable applications using Python, Node.js, and React, ensuring the seamless integration of the RAG architecture.
• Collaborate with other team members to integrate RAG systems into real-time applications. This includes combining retrieval mechanisms (e.g., search engines or document databases) with generative models to enhance the accuracy and relevance of AI outputs.
• Developing efficient backend systems and RESTful APIs to handle high-volume data processing and communication between generative models and retrieval systems.
• Leading frontend development using React, designing intuitive user interfaces that allow users to interact with AI models and retrieve relevant data in real-time.
• Implement cloud infrastructure and DevOps best practices for deploying scalable AI systems, ensuring RAG components are effectively orchestrated in production environments.
• Providing technical guidance, code reviews, and mentorship to junior engineers, fostering a collaborative and high-performing team culture.
• Staying informed on the latest advancements in GenAI and full-stack technologies; Proposing and implementing innovative approaches that push the project’s boundaries.

A-LISTWARE is looking full-time for an experienced Senior Full-Stack RoR Developer (with React.js or Vue.js)

Our Customer:

Customer is a tech-enabled vacation rentals property management company. The company provides full service for both owners and guests of the properties by using dashboard management software.

Your tasks:

• Developing full e2e systems, from design to production;
• Design robust RESTful APIs;
• Develop and maintain both backend & frontend projects;
• Design and implement user-facing features;
• Collaborate with fellow developers remotely to deliver compelling user-facing products.

Required experience and skills:

• At least 5 years of professional experience with ROR;
• 3+ years of hand-on experience with JavaScript;
• 2+ years of experience with React.js or Vue.js (with a desire to work with Vue.js);
• Solid experience with designing / maintaining REST API;
• Experience with MVC server-side frameworks;
• Experience with SQL and NoSQL (MySQL, Postgres etc.);
• Experience with AWS;
• Knowledge of software development methodologies;
• Independent, fast learner and enjoy working in a fast paced, fast growth environment;
• English – Upper-Intermediate +

We are specifically looking for a Middle JavaScript/Node.js Developer with experience working with AI integrations, and we are ready to offer assignments on ongoing AI-related projects.

Requirements:

• 4+ years of commercial experience with back-end development using Node JS
• 1+ years of commercial experience with integrations with LLMs (OpenAI ChatGPT, Anthropic Claude or similar)
• Willing to keep up with AI trends, ability to investigate new approaches
• Intermediate or higher English

Would be a plus:

• Experience with Azure AI Services or Amazon Textract
• Experience with Langchain or LLamaIndex
• Experience with Nest JS
• Experience with modern frontend framework React.js or Vue.js
• CI/CD processes experience
• Knowledge of Unit Testing frameworks

Responsibilities:

• Development of new functionality
• Investigate and integrate AI services
• Constantly learn and extend the expertise
• Take part in code reviews
• Create and maintain tech documentation

Flexum is looking for a lead full-stack engineer to join our team. We’re a full-cycle product design and development agency that helps innovative companies move forward with their digital products.
We’re completely obsessed with the highest quality of the products we deliver, and our teammates are the most talented, creative, and responsible professionals that you’ll love working with.

Responsibilities:

We’re looking for a passionate full-stack developer that will:

• Analyze deeply the product technical problems and challenges;
• Come up with the best engineering and architecture solutions;
• Implement solutions together with the mates;
• Maintain the best coding practices and development processes;
• Communicate with the client, create technical documentation.

As a tech lead you will:

• Start new projects: define architecture, select proper tools and services, bootstrap new codebases;
• Lead and support project development: help with architectural decisions, review the code, guarantee the highest quality of the solutions;
• Define development processes;
• Mentor and teach other developers;
• Help with research and investigations for the pre-sales activities.

Requirements:

• 5+ years of web development experience;
• Deep experience and expertise in at least one front-end framework;
• Strong experience with servers, databases, and APIs;
• Strong familiarity and willingness to work with React ecosystem while being open-minded about other technologies front-end and back-end technologies;
• At least intermediate English language level.