Робота в IT та Digital: актуальні вакансії

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

If you have 3 + years of experience in developing designs for the web, iOS, and Android applications, we can continue acquaintance

Requirements

• At least 3+ years of experience in UI/UX Design.
• Key UX skills: user research, persona development, journey mapping, information architecture, wireframing, and prototyping.
• Expertise in designing responsive interfaces that perform well across devices, from desktops to mobile.
• Know how to apply guidelines for building native iOS and Android applications.
• Experience creating and maintaining design systems.
• Proficient in user-centered design, including intuitive user flows, accessibility, micro-interactions, and animations.
• Adaptable to quickly evolve designs based on feedback, testing, and insights.
• Strong aesthetic sense in composition, color theory, and typography. Keeping up with the latest UI trends, tools, and best practices to ensure designs are current and competitive.
• Flexible in experimenting with new styles, approaches, and technologies in UI design.
• Effective collaboration with developers, product managers, and stakeholders to bring designs to life.
• Intermediate proficiency in spoken and written English.

As a plus

• Familiarity with Adobe tools (Photoshop, Illustrator), animation tools (Jitter, Principle), Maze, and Keynote.
• Background in web or graphic design.
• Basic knowledge of HTML/CSS.

Responsibilities

• Work on UI/UX projects for web platforms and mobile apps (iOS, Android).
• Design landing pages, Behance cases, and Dribbble shots.
• Create content for social media marketing (SMM).
• Develop presentations and merchandising designs.

Hey there! We’re looking for an HR Leader to join our team and build something amazing together with us.

Requirements

• 3+ years in senior HR roles (business partnership, operations, employer branding).
• Experience leading teams & projects – from brainstorming to execution.
• Strong leadership & communication skills – you’ll work with everyone.
• Budgeting experience – planning, tracking, and reporting.
• Knowledge of HR processes & labor law in Ukraine.
• Upper-intermediate English – for interviews, onboarding, and performance reviews.

Responsibilities

• Lead and support the HR team (HRBP & Office Manager).
• Own recruitment, onboarding, and performance reviews – the processes are in place, but we need your magic to make them even better.
• Drive hiring - we need top talent, and you’ll make sure we get them!
• Plan and manage budgets for HR projects and yearly needs.
• Work closely with leadership to build and launch impactful HR initiatives.
• Keep us compliant with labor laws (because nobody likes legal trouble).

We are looking for a highly motivated and experienced Frontend Developer to join our dynamic team.

Requirements

• 3+ years of experience in JS & TS (React, Next.js)
• Experience with version control systems like Git
• Good knowledge of HTML and modern CSS techniques (Grid, SCSS/SASS, etc.)
• Experience working with real-time data and services: WebSockets, Stream, Firestore
• Familiarity with state management tools such as Redux, Zustand, MobX, or similar
• Experience working with different types of APIs: REST, GraphQL, third-party SDKs
• Writing and maintaining tests using tools like Jest, React Testing Library, or Playwright
• English - Upper-Intermediate

Responsibilities

• Follow organizational processes and best practices in an Agile team environment
• Be ready to take responsibility for fully developing frontend of the project
• Plan and build project architecture from scratch
• Developing new functionality, suggesting improvements to the codebase and the product

Requirements:

• Over 1 year of experience as a copywriter;
• Fluent English;
• Understanding of the content marketing process;
• Basic knowledge of SEO;
• Ability to independently conduct research.

Will be a plus:

• Experience with the digital healthcare industry;
• Experience writing scripts for video;
• American English.

Quantum is expanding the team and has brilliant opportunities for a Senior Software Engineer. The client is a technological research company that utilizes proprietary AI-based analysis and language models to provide comprehensive insights into global stocks in all languages. Our mission is to bridge the knowledge gap in the investment world and empower investors of all types to become “super-investors.”
Through our generative AI technology implemented into brokerage platforms and other financial institutions’ infrastructures, we offer instant fundamental analyses of global stocks alongside bespoke investment strategies, enabling informed investment decisions for millions of investors worldwide.

Must have skills:

• 5 years of Python development experience
• Strong hands-on experience with Kubernetes and containerization
• Strong SQL and NoSQL database knowledge
• Experience with Docker, CI/CD, and Git
• Expertise in AWS services
• Familiarity with Airflow or other workflow orchestration tools
• At least an Upper-Intermediate level of English (spoken and written)

Would be a plus:

• Experience with LLMs (Large Language Models)

Your tasks will include:

• Develop and maintain services with LLM based solutions
• Optimize ETL processes and integrate models into production
• Deploy and manage pipelines on AWS
• Work with Kubernetes for container orchestration
• Collaborate with Data Scientists to ensure pipeline efficiency

We are seeking a talented, self-motivated Node.js Engineer to join our team and work on exciting projects in the financial services and blockchain domains.
As a key team member, you will foster collaboration, drive innovation, and play a pivotal role in advancing both team and company growth.

Required skills:

• At least 3 years of experience with Node.js development and related frameworks.
• Deep expertise in web applications and web technologies (HTML, CSS, etc.).
• Profound functional knowledge or hands-on design experience with web services.
• Expertise in software architecture, design patterns, and object-oriented programming.
• Strong affinity for emerging technologies like Progressive Web Apps and GraphQL.
• Solid understanding of cloud infrastructure, including pricing models and deployment models.
• Experience with both relational and NoSQL databases.
• Comprehensive knowledge of Agile methodologies like Scrum.
• Proven experience working in dynamic Agile environments.
• English proficiency at the B2 level or higher.

Responsibilities:

• Participate in defining the architecture of new cloud projects for a high-performance web presence with millions of hits.
• Work as a senior developer on large projects.
• Analyze and evaluate existing platforms and decide on their re-use in new products.
• Participate in the scoping, management, implementation, and optimization of projects.
• Champion the “Build-Measure-Learn” feedback loop.
• Keep the organization informed and updated on new and emerging cloud technologies.
• Collaborate in a team of software developers.
• Contribute to the lifecycle management of existing solutions.

Will be a plus:

• Crypto industry knowledge
• Experience with SaaS solutions.
• Experience with user management platforms.
• Experience in deploying analytics and using data insight.

The stack of the project:

• Node.js
• Firebase
• Kotlin
• Compose Multiplatform
• Firebase
• Ktor
• Koin
• Next.js
• SendGrid
• HTML, CSS
• Web services
• Object-oriented programming

Intelliarts is seeking a Machine Learning Engineer to join our growing ML Team.
We are a cross-functional team focused on advancing Intelliarts’ capabilities in the Machine Learning domain. In this role, you’ll collaborate closely with current and prospective clients to explore how ML can address their business challenges – through research, prototyping, and deploying innovative solutions.
You’ll join a team that is currently particularly focused on Large Language Models (LLMs), helping organizations leverage AI to enhance efficiency and automation. Our track record includes building impactful ML-driven applications that have contributed to over $1 billion in client revenue.
This position is ideal for someone with a strong foundation in general machine learning and LLM technologies, excellent problem-solving skills, and the ability to clearly communicate complex technical ideas – particularly to clients based in the USA.

Responsibilities

• Leverage transformer-based models (e.g., GPT, BERT, LLaMA) for domain-specific tasks such as content generation, summarization, and semantic search.
• Build scalable, production-grade RAG pipelines using tools like LangChain, LlamaIndex, or custom frameworks.
• Design and deploy vector search solutions using tools such as FAISS, Qdrant, or Pinecone; optimize dense retrieval pipelines for recall, relevance, and latency.
• Collaborate with DevOps to productionize ML models, ensuring reliability, monitoring, and scalability using cloud infrastructure (AWS preferred).
• Build robust data pipelines to support ML use cases – including indexing, tokenization, and dataset preparation.
• Develop and optimize traditional machine learning models (e.g., tree-based, linear models) for use cases such as classification, regression, ranking, or forecasting.
• Apply best practices in ML model validation, including data splitting strategies (e.g., time-based, stratified), cross-validation, performance tracking, and monitoring in production.
• Work closely with data scientists, software engineers, and product stakeholders to deliver and iterate on ML-based products.

Personal Profile Overview

• Degree in Data Science, 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, and 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 information within a team and company
• Willingness to acquire new knowledge and insights to enhance professional growth and performance

Required skills

• 4+ years of experience in ML or Data Science roles, with at least 1 year focused on LLM or NLP-based systems.
• Hands-on experience with Python and libraries like HuggingFace Transformers, LangChain, PyTorch, TensorFlow, or similar.
• Experience developing and validating classic ML models (e.g., XGBoost, Random Forest, Logistic Regression) for structured or tabular data.
• Strong grasp of model evaluation techniques: precision, recall, ROC-AUC, calibration, error analysis, etc.
• Proven track record of building and deploying ML models into production environments.
• Deep understanding of machine learning algorithms, embeddings, and transformer architectures.
• Solid knowledge of retrieval methods, vector search engines, and hybrid search strategies.
• Familiarity with cloud platforms (AWS strongly preferred), including model hosting, Lambda, S3, or SageMaker.

As a plus

• Experience with fine-tuning large models on custom datasets.
• Knowledge of RAG architectures, search augmentation techniques, and content attribution workflows.
• Experience with prompt engineering, few-shot learning, or alignment techniques.
• Experience designing robust ML pipelines, including model drift detection, retraining workflows, and monitoring systems.
• Familiarity with LLM evaluation methods, hallucination detection, or explainability.
• Understanding of software engineering practices (version control, CI/CD, testing).
• Contributions to open-source AI projects or published work in NLP/LLM areas.

We are looking for a QA/AQA Engineer to join a dedicated development team for the US company, a forward-thinking company specializing in EV charging solutions, dedicated to driving innovation in sustainable living. Their mission is to revolutionize the way energy is consumed and managed by creating cutting-edge EV platforms that empower users to monitor and optimize energy usage in real-time. With a strong commitment to environmental responsibility, they focus on delivering scalable and efficient solutions that support the transition to a greener future.

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

• 4+ years of experience working as a Software Testing Engineer
• Excellent understanding of QA processes, testing methodologies, and best practices
• Strong experience in requirements analysis and test case development
• Deep understanding of SDLC, agile processes, and testing approaches
• Hands-on experience in REST API testing
• Expertise in testing mobile applications and web platforms
• Experience with automation testing
• Strong collaboration and communication skills, including the ability to work independently and proactively
• Ability to build QA processes and take full ownership of quality assurance activities
• At least Upper Intermediate level of English

As a plus

• Experience in testing communication protocols like OCPP or OCPI

Responsibilities

• Communicate and collaborate closely with developers, product owners, and other stakeholders to understand requirements and ensure high-quality deliverables
• Analyze product requirements, specifications, and technical documentation to identify test scenarios, edge cases, and quality risks
• Design, write, and maintain detailed, comprehensive, and well-structured test cases and test plans
• Perform manual testing of web and/or mobile applications, including functional, regression, integration, and exploratory testing
• Identify, record, document thoroughly, and track bugs using appropriate tools (e.g., Jira, Xray)
• Ensure test coverage and traceability of test cases to business requirements
• Contribute to continuous process improvement by sharing QA insights and identifying gaps in product quality
• Assist in setting up and maintaining test environments and test data
• Monitor application performance and report performance issues
• Act as a quality advocate within the team, promoting a culture of continuous improvement
• Participate in sprint planning, grooming, and QA-related ceremonies to ensure quality is integrated throughout the development cycle
• Support pre-release validation, smoke testing, and post-release monitoring as needed
• Create and maintain automated test suites
• Support of stakeholders with live testing