Вакансии Fullstack Developer

Our client is an ambitious and fast-evolving startup that is at the forefront of reshaping healthcare, transforming patient experiences and enhancing how clinicians access vital information. Its mission is to develop groundbreaking solutions that merge advanced AI technology with user-centric design, redefining the possibilities in digital health.

Our Tech Stack

• Backend: Python (FastAPI), Node.js
• Frontend: React.js, Next.js, Typescript, D3.js, Tailwind CSS, Material UI, Styled Components
• Databases: PostgreSQL, MongoDB, MySQL
• Cloud & DevOps: AWS (S3, CloudFront, EventBridge), GCP, CI/CD pipelines
• Tools & Other: Git, REST APIs, Stripe, Agile/Scrum

About the Role:

We are seeking a seasoned and visionary Full-Stack Developer to help create cutting-edge digital products that deliver exceptional user experiences. Be part of our journey to revolutionize healthcare and redefine how technology enhances lives.

Key Responsibilities:

• Design, implement, and maintain high-performance, scalable, and secure web applications across both frontend and backend.
• Work closely with designers, product managers, and other engineers to create seamless and engaging user experiences.
• Design and optimize data-driven systems, leveraging RESTful APIs and scalable database solutions.
• Create interactive, responsive user interfaces using React and Next.js, following best practices for reusable component structures.
• Develop backend services utilizing Python (FastAPI), and Typescript to support business logic and data processing.
• Integrate third-party platforms, including Stripe and AWS, for payment processing, cloud storage, and event-driven systems.
• Establish and maintain CI/CD pipelines to enable efficient and reliable software deployments.
• Enhance application performance, SEO, and accessibility to ensure an optimal user experience across all devices and platforms.
• Participate in code reviews, contribute to architectural decisions, and maintain comprehensive technical documentation.

Required Competence and Skills:

• 6+ years of hands-on experience developing in Python.
• Experience working with React and willingness to deepen expertise in it.
• Deep understanding of database architecture, optimization, and management (PostgreSQL, MongoDB).
• Experience integrating and managing cloud platforms like AWS or GCP.
• Knowledge of data visualization libraries such as D3.js is a plus.
• Strong communication and teamwork skills, with the ability to collaborate effectively across teams.
• Ability to take ownership of projects end-to-end and work independently.
• Strong English proficiency for both verbal and written communication.

Nice to have skills:

• Hands-on experience in developing data visualization tools or sustainability dashboards.
• Previous experience in product ownership or leading cross-functional teams.
• Relevant certifications in React, JavaScript, or related technologies.

Requirements:

• At least 1 year of professional experience with Node.js and React.js;
• Experience with MongoDB;
• Strong experience in creating adaptive and responsive layouts with HTML5 and CSS3, including pixel-perfect and flexbox layout techniques;
• Proficiency in using Git as a code versioning tool;
• Solid understanding of networking, DNS, and sockets;
• Experience with at least one CSS preprocessor (such as Stylus, Sass, Less, or SCSS) or PostCSS;
• Passion for continuous learning, with the ability to stay up-to-date with the latest technologies and incorporate them into your work;
• Excellent self-management skills, with a high level of autonomy;
• Strong critical thinking skills, with the ability to troubleshoot and solve problems independently;
• Excellent communication and collaboration skills.

Will be a plus:

• Experience with Phaser or Babylon.js;
• Experience with Next.js;
• Experience with containerization technologies, particularly Docker;
• Familiarity with Blockchain technology and its potential applications;
• Familiarity with CI/CD tools.

Our client is developing a cutting-edge online casino and sportsbook platform, built to be the fastest, most reliable, and feature-rich solution in the industry.
We are looking for a Senior Engineer (Ruby/Rails) to join our team.

Requirements:

• Five-year working experience with Ruby/Rails (at least)
• Profound knowledge of OOP, SOLID, multitier architecture
• Experience in building medium-to-large monolithic applications & distributed systems
• Experience in working with PostgreSQL directly, not only through ORM
• Experience with infrastructure and AWS in particular
• Experience with Web API
• Good knowledge of HTML, CSS, JS
• Experience with front-end frameworks e.g., Vue, or React.js (would be a plus)
• Would be a plus to have experience in scaling websockets in Ruby ecosystem (RT communication)
• Strong analytical skills
• Bachelor’s or Master’s degree in computer science (or similar technical field)
• Level of English: Upper-Intermediate (at least)

Responsibilities:

• Collect, analyze, and document technical requirements for software development
• Effectively collaborate with the project team and project stakeholders to achieve goals
• Design, build, and maintain robust, scalable software systems that handle high loads
• Take ownership of your work, managing it end-to-end – from idea to production support
• Collaborate on platform infrastructure and engineering challenges using AWS
• Estimate complex projects using different techniques (PERT, etc.)
• Develop well-designed, easy-to-maintain, scalable, and reusable software
• Research, study, and develop new or complex technical solutions/technologies (R&D)
• Bring fresh ideas that can benefit the project and the company
• Split scope into tasks, prioritize, assign them to developers, and monitor task implementation
• Implement performance/load/stress testing procedures according to project needs
• Provide continuous integration practices on the projects
• Collect and share best practices of software development with team members

We are looking for a Software Engineer to join a HubSpot engineering team working on the development of the Marketing Events functionality within the HubSpot ecosystem. Our mission is to help marketers track the success of their events and improve lead engagement by collecting, processing, and storing data about events and attendees.
You’ll be involved in creating new features, maintaining and improving existing ones, and solving real user issues. Our team also owns and supports integrations with third-party platforms like Eventbrite and GoToWebinar, enabling seamless synchronization of event data with HubSpot. Right now, we’re also focused on redesigning the Marketing Events page and migrating to HubSpot’s new UI library, replacing outdated components with modern and consistent UI elements.
HubSpot has a great engineering culture, carried by great teams in the USA, Ireland, Germany, Ukraine, and Armenia. The platform consists of thousands of microservices built with Java 21, lightweight DropWizard framework, and Google Guice dependency injection. It’s huge and you’ll have to deal with a lot of other stuff like Apache Kafka, Amazon SQS, S3, MySQL, HBase, and much more. The front end consists of single-page applications built with ECMAScript 6, TypeScript, React, Redux, and Sass. The Platform Team has built state-of-the-art infrastructure that allows developers to deploy their code to QA and Production environments with just a few button clicks. This enables you to focus entirely on designing and developing software – there is nothing easier than triggering a build and merge here.
HubSpot has a great onboarding course where you will get in touch with HubSpot’s infrastructure and then with our integration. During this period you will be actively involved in our working process with onboarding buddy. When your trial is finished you are going to be involved as DRI (Directly Responsible Individual) on new features and in PagerDuty rotation.

Responsibilities

• Communicate directly with product management and peers in Boston and Dublin, other HubSpot development teams to shape out requirements
• Work on the front end using React, ECMAScript 6, and Sass, contributing to single-page applications and UI improvements using HubSpot’s new UI library
• Create new and extend existing microservices using Java 21, DropWizard, and whatever technology/tools required to complete a particular task
• Cover your code with all kinds of automation tests (unit, integration, acceptance, API, end-to-end)
• Fully own the software you’ve developed: design, develop, test, release, and support in both stage and production environments

Personal Profile Overview

• Degree in Computer Science, Software Engineering or related field
• Stability in previous employment history with a tendency to remain with employers for extended periods
• Experience in managing diverse project activities (not just coding, but also requirements analysis, preparing estimations)
• Clear and effective communication skills, both verbal and written, ability to convey ideas, information, and messages accurately and efficiently
• Proficiency in fostering effective collaboration and teamwork activities
• Ability to analyze information, assess situations, and make decisions based on sound reasoning and logical evaluation
• Focus on delivering exceptional customer experiences and prioritizing customer satisfaction
• Analytical thinking, problem-solving abilities, and strategic approach to technical challenges
• Transparency in sharing the information within a team and company
• Willingness to acquire new knowledge and insights to enhance professional growth and performance

Required Skills

• 3+ years working with Java and JavaScript
• Front-end development experience (React or other modern JS frameworks)
• Excellent understanding of the OO design/programming paradigm
• Solid background in computer science and programming
• Strong knowledge of databases and networks (HTTP/REST)
• Good understanding of unit testing/test automation
• Experience or strong knowledge in microservice architecture and message broker systems such as Kafka, Amazon SQS, etc.
• English Upper-Intermediate (B2)

As a Plus

• Strong learning and development abilities
• Ability to work from the office in Lviv

Senior Fullstack Developer for Banking & Capital Markets competency gives you the opportunity to interact within international environment and work with the most recognizable and influential players on the market.

The opportunity

As Senior Fullstack Developer in Banking & Capital Markets Consulting you will participate in various streams of financial platforms implementation projects, collaborate with agile team members to achieve project and client goals and be a part of Business Transformations. We are looking for a passionate developer willing to move our projects on the new track! You will use the wide technology stack and have an opportunity to implement new solutions while working with top leaders in their industries. As a part of our global team, you will participate in international projects based on latest data technologies and cloud platforms.

Your key responsibilities

• Work in a dynamic, fast-paced environment that provides exposure to all areas of Finance
• Understand business needs, facilitating and developing process workflow, data requirements, and specifications required to support implementation
• Develop architecture, technical specifications, high level/detailed design and implementation plans from business requirements
• Manage end-to-end systems development cycle from requirements analysis, coding, testing, UAT and maintenance
• Exploring new and emerging technologies as needed by the project
• Mentor the project team in executing the identified projects.
• Willing to travel to the customers locations on need basis.

Skills and attributes for success

• Bachelor’s degree in computer science or related technical discipline.
• A strong problem solver, organized and able to work in a fast-paced environment with delivery focus as part of a global team.
• Excellent communicator who is comfortable engaging stakeholders, both verbally and written.
• Experience in Banking domain.

To qualify for the role, you must have

• 5+ years of relevant experience in software development, including a clear understanding of data structures, algorithms, software design, core programming concepts and experiences with CI/CD and DevSecOps.
• Excellent programming skills in Java.
• Full Stack experience with industry standard frameworks and tools (e.g. React, Angular, TypeScript, Spring Boot, Maven, Web/RESTful service development).

Ideally, you’ll also have

• Certificates proving certain skills: Java, Spring, SQL, AWS or Azure Cloud, Angular, React.
• Experience in agile / scrum methodology.
• Experience in any core banking platforms.
• Good understanding of Agile methodology.
• Experience in client facing roles.
• Experience with mobile app implementation.

What we look for

• Person able to work independently as Senior Fullstack developer.
• Willing to guide other team members.
• Willingness to learn and expand technical skills working in international environment and Agile methodology.

We are looking for a talented Strong Middle/Senior Full Stack (Node.js + React) Developer. You should be experienced enough to come up with your own solutions and ideas and pay attention to code architecture and optimization.

About the project:

The project is a platform for a financial institution that ensures seamless processing of credit applications. The platform covers the entire life cycle of the loan and allows you to carefully monitor the repayment of the loan, providing information on statistics and many additional functions.

The role involves working with Node.js and React in a 50/50 ratio.

Responsibilities:

• Build reusable, testable, and efficient code;
• Build integration modules;
• Conducting code reviews and ensuring adherence to high code quality standards;
• Optimizing and enhancing existing solutions;
• Communicate with a team and client directly;
• Provide solutions, ideas, and recommendations for the product.

Requirements:

• 4+ years of software engineering experience with Node.js;
• 3+ years of software engineering experience with React;
• Extensive experience with JavaScript, TypeScript;
• Experience with Nest.JS;
• Experience with Prisma ORM, Swagger, PostgreSQL;
• Experience with React, React Query, Zustand, React Hook Form;
• Experience with complex and dynamic form implementation;
• Knowledge of microservices architecture;
• English – at least Upper-Intermediate level.

We are seeking a Senior Full stack (Python+React or Vue) Engineer who is passionate about revolutionizing the medical records industry.

About project:

Our client project aims to modernize the way medical records are handled and transferred. They are addressing the issue of outdated and inefficient practices in patient data management, which often involve fax machines and can lead to lost or delayed information, unnecessary reordering of tests, and even malpractice claims.
The solution is to digitize the transfer and release of patient data, providing a more reliable and secure method of handling this critical information. This digital approach is intended to improve patient outcomes by ensuring that all relevant health data is readily available when and where it’s needed.

The team:

From the client’s side, there will be at least 10 very strong software engineers from the heart of software development and innovation – San Francisco!
Communication and collaboration are key, while you will be able to communicate directly with the US team it is important to be ready to cover some US working hours (approximately until 7 pm CET).

Responsibilities:

• Be ready to work with Research & Development tasks;
• Be ready to work during American working hours;
• Be ready to work using pair programming technique;
• Be ready to enforce best practices and improve test coverage;
• Have fun and make an impact while developing awesome and cool software;
• Take part in requirements analysis, task planning, estimation, coding.
• Suggest technical and functional improvements for the project.
• Maintain close collaboration with other team members (aka find some great new friends).

Requirements:

• 6+ years of working experience using Python;
• 2+ years of experience with React or Vue.js;
• Hands-on experience with Django;
• Experience with GraphQL or REST;
• SQL and NoSQL databases;
• At least an Upper-intermediate level of English.

We are looking for a Senior Full-Stack Software Engineer (Node + Angular) to join our team of professionals. This is an excellent opportunity if you have experience in Node.js and Angular and are searching for a reliable company with a friendly environment and opportunities for growth.

About Our Customer

You will work with a leading international cloud software provider in the areas of corporate compliance and investor relations. The company helps thousands of companies worldwide cultivate trust by simplifying the complexities of compliance, investor relations, and transparent communication with stakeholders.

Requirements

• 5+ years of experience in development
• Competency in Node.js (Nest), Angular
• Database performance and optimization skills, especially in MySQL
• Expertise in Kubernetes
• Knowledge of bug-tracking systems
• Pragmatic approach to balancing process against flexibility in achieving objectives
• Organizational skills, including the capacity to self-manage, structure work, set priorities, and work to deadlines
• English level – Intermediate+

Responsibilities

• Providing requirements analysis, system design, backend and frontend development, troubleshooting, performance tuning, technical support
• Performing code review, creating merge requests projects, and promoting collaboration through documentation and best practices
• Working both independently and in close collaboration with other teams
• Ensuring the software’s reliability and scalability, implementing robust monitoring systems and practices to identify and prevent issues proactively, improving logging capabilities for effective debugging

Responsibilities:

• Development and improvement of software products of both back and front-end parts of tasks.
• Promotion of new functional capabilities and upgrading of essential additions.
• Use of best practices for software development and testing, compliance with technical standards, and code quality requirements adopted by the project.

Key Requirements:

• Bachelor’s or Master’s degree in Computer Science;
• We are looking for Full-Stack Python + JS/React development, ready to implement the entire cycle of tasks: both back and front-end;
• Commercial experience in development using the Python programming language;
• Experience with MySQL/PostgreSQL/MongoDB or other databases;
• Experience with hosting Git repositories (GitHub, GitLab, Bitbucket);
• English – Intermediate level and above;
• Strong understanding of object-oriented programming and software development principles.

Will be a plus:

• Experience with Docker;
• Experience with Cloud technologies, Amazon Web Services (AWS), and Google Drive API;
• Experience working with programming languages (PHP, JS, Java, C/C++, C #).