Jobs Kyiv

Quantum is a global technology partner delivering high-end software products that address real-world problems. 

We advance emerging technologies for outside-the-box solutions. We focus on Machine Learning, Computer Vision, Deep Learning, GIS, MLOps, Blockchain, and more.

Here at Quantum, we are dedicated to creating state-of-art solutions that effectively address the pressing issues faced by businesses and the world. To date, our team of exceptional people has already helped many organizations globally attain technological leadership.

We constantly discover new ways to solve never-ending business challenges by adopting new technologies, even when there isn’t yet a best practice. If you share our passion for problem-solving and making an impact, join us and enjoy getting to know our wealth of experience!

About the position

Quantum is expanding the team and has brilliant opportunities for a 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 professional Python development
• 2+ years working with Apache Spark and ETL pipelines
• At least 1 year of practical experience with Kubernetes and containerized environments
• Strong knowledge of SQL and NoSQL databases
• Hands-on experience building APIs with FastAPI
• Proficiency with Docker, CI/CD processes, and Git version control
• Solid background in AWS cloud services
• Practical understanding of Airflow or similar workflow orchestration tools
• Upper-Intermediate or higher English proficiency (spoken and written)

Would be a plus:

• Experience in the financial domain
• Experience with LLMs (Large Language Models)
• Experience with DynamoDB, Delta Lake, Couchbase
• Experience in Google Cloud

Your tasks will include:

• Develop and maintain services with LLM-based solutions
• Optimize ETL pipelines and integrate models into production
• Develop and maintain backend APIs
• Deploy and manage pipelines on AWS
• Kubernetes service development
• Collaborate with other teams and managers
• Participate in code reviews and follow existing engineering standards

We offer:

• Delivering high-end software projects that address real-world problems
• Surrounding experts who are ready to move forward professionally
• Professional growth plan and team leader support
• Taking ownership of R&D and socially significant projects
• Participation in worldwide tech conferences and competitions
• Taking part in regular educational activities
• Being a part of a multicultural company with a fun and lighthearted atmosphere
• Working from anywhere with flexible working hours
• Paid vacation and sick leave days

Join Quantum and take a step toward your data-driven future.

Full-Spectrum Recruitment

Own end-to-end hiring for all roles: engineering, production, operations, finance, supply chain, leadership.

Define hiring strategy together with founders and department heads.

Build and manage structured candidate pipelines.

Conduct structured interviews (behavioral + competency-based).

Coordinate technical and managerial evaluation stages.

Manage offer negotiations and closing.

People Operations

Build onboarding and integration processes.

Support performance review cycles and feedback culture.

Develop internal HR policies and documentation.

Track hiring and retention metrics.

Support team leads in team development and conflict resolution.

Requirements

3+ years of experience in recruitment (agency or in-house).

Experience hiring across multiple functions (not only tech).

Strong sourcing and headhunting skills.

Ability to assess both hard skills and cultural alignment.

Structured, ownership-driven mindset.

Comfortable operating in high-growth or fast-changing environments.

English — Upper-Intermediate or higher.

Will Be a Strong Advantage

Experience in manufacturing, defense, robotics, or hardware companies.

Experience building HR processes from scratch.

Understanding of compensation structures and performance systems.

Headway Inc is a global tech company, revolutionizing lifelong learning by creating digital products for over 150 million users worldwide. Our mission is to help people grow. We’re proud to be ranked 4th among the World’s Top EdTech Сompanies by TIME magazine. We believe lifelong learning should be accessible, personalized, and impactful to each individual. That’s how we change the world and why we bring together exceptional minds.

The core of our achievements is our team. We believe in people and shared values SELECT. That’s why we’re looking for a HR Specialist who will help Headway Inc teams thrive long-term through effective HR processes, talent development, and a healthy, human-oriented environment.

The product and team you will be working with:

You’ll work with the HR team in close partnership with People Operations — a team focused on enabling business goals through manager development, stronger cross-team collaboration, and building a mature people management system. We support stable performance, high engagement, and a strong employee experience.

Your mission:

To ensure long-term, successful collaboration between employees and Headway Inc by supporting effective HR processes, talent development, and a healthy, human-oriented work environment.

Why this is exciting:

• The business clearly understands and values the strategic importance of HR.
• Direct impact on business performance, team health, culture, and development.
• Freedom and responsibility — with ownership over meaningful initiatives.
• High level of engagement and genuine care within the team (People Operations in particular and Headway Inc overall).
• A wide range of tools and opportunities to use them (with budgets and full support to try new approaches).

• A people-oriented culture where relationships, clarity, and trust matter.

   

What will you do:

• Manage the full employee lifecycle within the Headway product team: onboarding → development → performance → offboarding.
• Build a healthy team environment, run 1:1s, and stay connected with teammates.
• Support performance cycles: work with low-performance cases, support PDP creation, and help teammates grow.
• Advise leaders on people-related topics and help managers work effectively with their teams.
• Work closely with the Middle Managers to strengthen team autonomy and development.
• Foster individual contributors growth, engagement, and effectiveness to drive sustainable team performance and business impact.

• Strengthen engagement and a culture of collaboration within the Headway Inc.

   

What do you need to join us:

• 3+ years of HR experience (product IT is a plus, but other backgrounds are also welcome).
• Hands-on experience across the full employee lifecycle.
• Experience supporting managers — and the ability to challenge them when needed.
• A structured, strategic approach to working with people and teams.
• A problem-solving mindset and ability to find simple, practical solutions.
• Ownership, attention to detail, and genuine care.
• English — Upper Intermediate.

• Alignment with the values of our team (SELECT).

   

What do we offer:

• Work within an ambitious team on a socially impactful education product.
• An office with a reliable shelter, generators, satellite internet, and other amenities.
• Access to our corporate knowledge base and professional communities.
• Personal development plan.
• Compensation for English language learning, external training, and courses.
• Medical insurance and full sick leave compensation.
• Company doctor and massage in the office.
• Sports activities: running, yoga, boxing, and more.
• Corporate holidays: we go on a week-paid holiday to rest and recharge twice a year.

• Supporting initiatives that help Ukraine. 

   

Working schedule:

This is a full-time position based in Kyiv with a hybrid setup. We stay flexible, but for this role our focus is on working from the office most of the time — it helps to stay close to context, and many of the team members are based in Kyiv.

Are you interested?

Send your CV!

We’ve created a Talent Guide to help you navigate our hiring process with clarity and confidence — and get the most out of each stage. Take a look here.

Full-time on site/hybrid (Lviv) or remote (countrywide employment) 

We are looking for a highly skilled  Front-End Developer with strong expertise in Drupal to join our team. The ideal candidate is detail‑oriented, proactive, and passionate about building high-quality, responsive, and accessible user interfaces.

Requirements

• 4–5 years of experience with Drupal, including theming, modules, and Drupal API.
• Excellent spoken and written English; strong communication and collaboration skills.
• Proven experience in responsive and cross‑browser development with a strong focus on UI/UX quality.
• Solid understanding of modern build tools and workflows: Webpack, Gulp, npm, Yarn.
• Experience optimizing websites for performance and accessibility (Lighthouse, Axe, PageSpeed).
• Ability to translate design layouts into code using Figma or similar tools.
• Understanding of frontend security best practices and clean coding standards.
• Familiarity with Docker, DDEV, or other local development environments.
• Strong knowledge of Git and version control workflows.
• Experience working in Agile development environments.
• Ability to work with ticketing systems such as Jira, Azure, or similar.
• Capability to create clear, structured, and comprehensive documentation (e.g., Confluence).
• Nice to have: Experience with modern JS frameworks/libraries such as React or similar.

Key Responsibilities

• Develop, maintain, and enhance front-end components for websites built on Drupal 11+.
• Implement responsive, accessible, and high-performance user interfaces based on design mockups or UX specifications.
• Write clean, semantic, and maintainable HTML, CSS, and JavaScript following industry best practices.
• Work with Twig or other templating/component-based frameworks to build reusable UI elements.
• Integrate front-end components with backend APIs and data sources.
• Collaborate closely with backend developers to align data structures, endpoints, and template logic.
• Optimize websites for speed, accessibility, and SEO.
• Participate in code reviews, testing, debugging, and troubleshooting.
• Ensure visual and functional consistency across projects by following design systems and component libraries.
• Create and maintain high‑quality technical documentation for implemented features.
• Schedule: 3:00 PM – 00:00 AM Kyiv time
   

What’s in it for you:  

• Remuneration package: annual salary review & bonus, 28 days of paid vacation, paid sick leaves, medical insurance, IT Club discount program; 
• Official employment; 
• Personal & Professional development opportunities 
• International environment and diverse team; 

How we will proceed: 

You send us your CV → We contact relevant applicants → Interview with a Recruiter → Technical task submission → Interview with Hiring Team → Job Offer ​communication to the Finalist​ → First working day ​ 

🕵‍♀️ What's Up Partners is looking for a proactive Retention Manager to join our team and strengthen the product.

About you:
• 3+ years of experience in end-to-end CRM campaign management and ownership;
• strong experience with no-code CRM platforms, Customer.io is a must;
• upper-Intermediate English or higher (spoken and written);
• 1+ year of hands-on experience in the iGaming industry.

Key competencies:
• high attention to detail and accuracy in reporting and campaign setup;
• strong analytical skills and data-driven decision-making;
• ability to work in a fast-paced, dynamic environment with changing priorities;
• deep interest in customer behavior and improving the user journey;
• creative and performance-oriented approach to optimization.

Responsibilities:
• build and launch CRM campaigns using automation tools, track performance and optimize results;
• collaborate closely with product and acquisition teams;
• manage promos and activities on the platform, own retention and churn metrics;
• create email flows, SMS, pop-ups and in-app notifications, including copywriting;
• manage reporting, identify needs for new CRM features and optimize existing workflows;
• stay up to date with CRM trends and tools, with a focus on Tier 1 markets;
• ensure high quality and consistency of daily CRM campaign execution;
• process and prioritize internal requests, support feature validation and implementation.

Nice to have:
• experience with Optimove or Smartico.

🚀 What we offer:
• professional and career growth — you will work in a company that supports initiative, invests in development, and encourages growth within the team.
• interesting tasks that require creative thinking and non-standard solutions.
• strong, respected, and supportive team that values results and humanity;
•training and development: the opportunity to attend courses, training sessions, and specialized events at the company's expense;
• flexible work schedule and the possibility of remote work;
• paid sick days and vacation.

Tiger Finder is a new influencer discovery product developed by YouScan. 

We’re looking for our first Customer Support Manager to own support for a new B2B SaaS product from day one and help shape how customers interact with it. 

With the product’s growth, this role may evolve toward a Product Manager–type position or a CS team lead role.

What you’ll do

• Handle customer inquiries via chat and email, focusing on real outcomes, not canned replies.
• Investigate issues, reproduce them when needed, and pass clear, validated reports to the Product team.
• Collect and structure feature requests and recurring feedback.
• Follow up with customers once issues are resolved or feedback is received.
• Become a product expert as Tiger Finder evolves and take part in feature testing and early releases.
  
   

What we’re looking for

• 2+ years of experience in Customer Support in a B2B SaaS product – working with real users, not just tickets. (not technical support)
• Experience in building a support department from scratch.
• Strong English (Upper-Intermediate+) for written and spoken communication.
• Ability to quickly understand new problems and find answers independently.
• Clear thinking and structured communication – you can explain issues without noise.
• High empathy and a calm, professional tone with customers.
• Comfortable working independently and taking ownership.
• Experience with tools like Intercom, Zendesk, HubSpot, Notion, Slack, Amplitude is a plus.
• Experience working with international, English-speaking customers.
• Location - Ukraine (Kyiv)!
  
   

What we offer

• A chance to build support processes from scratch for a new product.
• Close collaboration with Product and direct influence on what gets built next.
• Structured onboarding, and cutting edge tools (including AI) for work.
• Unlimited paid vacation and sick leave.
• Hybrid work mode (Kyiv office/home).
• 4-day workweek during the summer.
• A well-established B2B SaaS company with a strong culture and market reputation.

Our partner is an innovative technology company specializing in the development and implementation of cutting-edge solutions in embedded systems and radio frequency (RF) engineering.

We are looking for an experienced C++ Software Engineer. 
 
In this role, you will be responsible for developing and maintaining sophisticated software systems. Your work will involve integrating various machine learning / computer vision components into a system running on the edge device, ensuring high performance, reliability, and real-time capabilities. 
 

Responsibilities

• Design, develop, and maintain high-performance C++ applications and services interacting directly with hardware equipment.
• Collaborate with cross-functional engineering teams to integrate C++ software with complex systems and platforms.
• Identify, troubleshoot, and resolve software–hardware integration issues, ensuring reliability, performance, and maintainability.
• Contribute to and support sensor fusion systems and real-time data processing pipelines.

• Optimize system performance with a focus on low latency and stability under high load.

   

Requirements

• 5+ years of professional software development experience.
• Strong proficiency in modern C++.
• Solid experience with parallel and multithreaded processing of heterogeneous data with minimal latency.
• Experience with video streaming and real-time data processing.

• Strong experience working in Linux/Unix environments and tools (e.g., Git, SSH, command-line utilities).

   

Nice to Have

• Experience designing and implementing computer vision (CV) pipelines.
• Experience with Smart Home integrations and related protocols.
• Understanding of embedded systems and hardware–software interaction.
• Experience working with radio frequency (RF) equipment.

Ajax Systems is a full-cycle company, working from idea generation and R&D to mass production and sales. We do everything: we produce physical devices (the system includes many different sensors and hubs), write firmware for them, develop the server part, and release mobile and desktop applications.

PRO Desktop meets the needs of every professional working with Ajax security systems. Facilities profiling and remote configuration, alarm monitoring and photo verification, staff administering, and a detailed event log — all in one, intuitive interface.

Responsibilities:

— Ajax PRO Desktop development (adding new devices, supporting existing devices, adding new functionality and features, fixing bugs).

— Architectural decisions and concept development.

— Writing tests.

— Hard bug fixing.

— Inter-commands communications.

Stack:

— Python 3, PySide 6, QML, gRPC.

Must have:

— 3+ years of experience with Python, including multithreading, asyncio.

— Knowledge of OOP principles and patterns.

— Experience with aiohttp.

— Experience with pytest.

— Experience with gRPC.

It will be a plus:

— Experience with QML.

— Experience with PySide/PyQt.

We offer:

— Flexible schedule at our offices in Kyiv or Lviv.

— The opportunity to propose and implement own ideas that have an impact on the product and production.

— Work in a motivated team and zero bullshit culture.

— Competitive salary.

— Medical Insurance.

— Corporate English.

— The opportunity to participate in the beta test project of Ajax security systems — receiving and testing new gadgets before their release.

We power people’s progress.

At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.

We’ve just reached unicorn status with a $150M Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. Today, 100,000+ tutors teach 90+ languages to learners in 180 countries - and we’re only getting started. As a category-defining company, we’re shaping what the future of learning looks like at global scale.

Every Preply lesson sparks change, fuels ambition, and drives progress that matters. Joining Preply means helping define the future of education at global scale, and building something that truly matters for millions of people, every day.

Meet the team!

We’re on a mission to transform lives through learning. In our Learning Teams, that means building the next generation of personalized, AI-enabled, media-rich experiences for learners and tutors around the world. If you care deeply about impact, quality, technology and culture – this is your chance to lead a part of it.

As a Staff Engineer in the Learning Teams, you will lead some of the most complex and strategic engineering initiatives at Preply. You will define and drive technical roadmaps and architecture, collaborate across product, engineering and business stakeholders, and influence our platform at scale. This is a senior individual contributor role with broad scope and strong impact – you will help shape how we build, ship and evolve our learning experiences globally.

What you’ll be doing

• Shape, drive, and co-own the Learning Teams’s engineering strategy and own technical roadmap, partnering with Engineering and Product Leadership s to align initiatives, priorities and dependencies.
• Lead end-to-end strategic initiatives and innovations, translating high-level product vision into technical execution, align scope and milestones and ship iteratively with measurable outcomes.
• Evolve architecture and core services into a scalable, reliable platform, defining target states, drive deprecations and migrations, and uphold technical excellence (availability, performance, cost).
• Raise engineering practices and developer experience, driving RFCs, post-mortems, quality frameworks (evaluations, instrumentation), identifying bottlenecks and driving initiatives that reduce toil and increase productivity across team
• Operate as a multiplier: mentor and influence senior engineers, Tech Leads, EMs, and hiring panels; stay hands-on for the hardest, most impactful work.
• Make build-vs-buy and vendor/tooling calls with a clear view of total cost of ownership; lead evaluations and participate in negotiations.

What you'll bring

• Strong foundation in software engineering and architecture; comfortable designing and evolving large-scale systems and deriving technical strategy from business objectives.
• Proficiency across the full stack, from frontend frameworks and mobile clients to backend systems, APIs, and data flows, with a focus on cohesive end-to-end experiences.
• Hands-on technical expertise, comfortable diving deep into code, building proofs-of-concept, and iterating quickly with teams to validate technical approaches.
• Excellent communication and leadership skills, able to articulate technical vision, trade-offs, and business value to both engineering, product and executive stakeholders. Able to influence without formal authority.
• Proven track record of taking ownership end-to-end, from defining scope, through delivery, launch, and operational stability.
• Analytical and creative problem-solving skills, able to explore multiple implementation paths, evaluate trade-offs, and make pragmatic decisions under uncertainty.
• Ability to operate across domains, new feature development, architecture evolution, system migrations, process improvement – all matters.
• Proven experience driving engineering culture, mentoring senior engineers, influencing tech leads, leading hiring for key roles, establishing and evangelising RFCs, post-mortems, etc.

• Experience or strong interest in one or more of these domains: AI/ML, media/video platforms, large-scale system migrations, cost optimisation, data infrastructure, QA/test-automation at scale.

   

Why you’ll love it at Preply:

• An open, collaborative, dynamic, and diverse culture;
• A generous monthly allowance for lessons on Preply.com, Learning & Development budget, and time off for your self-development;
• A competitive financial package with equity, leave allowance, and health insurance;
• Access to free mental health support platforms;
• The opportunity to unlock the potential of learners and tutors through language learning and teaching in 175 countries (and counting!)

We power people’s progress.

At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.

We’ve just reached unicorn status with a $150M Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. Today, 100,000+ tutors teach 90+ languages to learners in 180 countries - and we’re only getting started. As a category-defining company, we’re shaping what the future of learning looks like at global scale.

Every Preply lesson sparks change, fuels ambition, and drives progress that matters. Joining Preply means helping define the future of education at global scale, and building something that truly matters for millions of people, every day.

What you’ll be doing:

• Develop high-quality, scalable, and reliable features for Preply mobile applications using React Native and launched in our A/B experimentation framework.
• Collaborate with cross-functional teams, including UX designers, product managers, and other engineers, to deliver innovative solutions that empower our learners and educators.
• Share your knowledge and expertise with the team and continuously learn from others to foster a culture of continuous learning and growth.
• Write clean, maintainable, and efficient code that sets the standard for excellence, contributing to the overall performance and code quality
• Participate in code reviews and ensure code quality to maintain our high standards.
• Continuously improve software engineering practices and methodologies to stay ahead of the curve and deliver value to our users.

What you need to succeed

• 5+ years in mobile development with React Native.
• Proficiency in JavaScript/Typescript and experience with popular React Native libraries (e.g. Reanimated, Apollo Client, Expo, React Navigation).
• Commitment to excellence and problem-solving skills to debug complex issues.
• Great communication skills and ability to collaborate with cross-functional teams to deliver results.
• Experience with agile software development methodologies to help us move fast and deliver value.
• Experience writing unit and e2e tests

Why you’ll love it at Preply

• An open, collaborative, dynamic and diverse culture;
• A generous monthly allowance for lessons on Preply.com, Learning & Development budget and time off for your self-development;
• A competitive financial package with equity, leave allowance and health insurance;
• Access to free mental health support platforms;
• The opportunity to unlock the potential of learners and tutors through language learning and teaching in 175 countries (and counting!)

We power people’s progress.

At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.

We’ve just reached unicorn status with a $150M Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. Today, 100,000+ tutors teach 90+ languages to learners in 180 countries - and we’re only getting started. As a category-defining company, we’re shaping what the future of learning looks like at global scale.

Every Preply lesson sparks change, fuels ambition, and drives progress that matters. Joining Preply means helping define the future of education at global scale, and building something that truly matters for millions of people, every day.

We power people's progress.

At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalized learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact. So far, 90,000 tutors have delivered over 20 million lessons to learners in more than 175 countries. Every Preply lesson sparks change, fuels ambition, and drives progress that matters.
 

Meet the team!

Join Preply’s Teams and help us power people’s progress through life-changing learning experiences. We’re on a mission to combine the magic of the best tutors with cutting-edge AI to create personalized journeys that keep learners motivated and inspired. The Preply Engineering Team provides the tools to help unlock human potential through learning.

Our team builds scalable, resilient applications using the powerful combination of Python/Django on the backend and ReactJS on the frontend — all to deliver an exceptional, seamless experience to our users.

We’re proudly tech-agnostic, meaning we’re open to candidates with a variety of technical backgrounds, whether that’s Java/Spring, Node.js/Express, Ruby on Rails, Scala/Play, PHP, or Golang.

While Python is our main language, prior experience with it isn’t required. What matters most is your willingness to learn, your ability to adapt quickly, and your enthusiasm for using Python in product-focused development.

We implement A/B tests to prove the value of our initiatives and improve our product based on data and students' and tutors' feedback. As part of our commitment to ensuring high-quality products, we prioritize monitoring and metrics analysis to identify areas for optimization and ensure our services are performing at their best. 

At Preply, we release our product 50-60 times per day by leveraging top-notch CI/CD processes. As a fast-growing company we have diverse technical challenges (sometimes we even write about them on our Engineering Blog) that will allow you to develop your skills at scale. 

What you’ll be doing:

You will work in a cross-functional team alongside the Product Manager, Product Designer, UX Writers, Data Analytics, Technical Leads, Engineers and other cross-functional team members to deliver engaging features through A/B tests and build top-notch products, including, but not limited to:

• Develop and own backend features using Python/Django, supporting the creation of new backend services as well as design, create, and/or troubleshoot integrations with third-party vendors.
• Think beyond the code and about our customers, understand their needs, and define solutions with the team;
• Balance short-term speed of development with the long-term technical quality of our systems;
• As a Senior Engineer, you will leverage your experience to guide the team in making informed technical decisions, such as continuous improvement of best practices (test culture, code reviews, monitoring and scalability of our tools). 

What you need to succeed:

• Exposure to architectural patterns of a large, high-scale web application (e.g., well-designed APIs, high-volume data pipelines, efficient algorithms);
• Familiar and willing to support small JS/TS tasks when needed;
• Expertise in troubleshooting issues, identifying the root cause, mitigating it, and setting up safeguards to prevent future issues;
• High level of self-organization, ownership, and responsibility;
• A great collaborator with excellent verbal and written communication skills. Minimum B2 English level;
• Willingness to be on-call for your squad (1 week every 5 weeks).

Why you’ll love it at Preply: 

• An open, collaborative, dynamic, and diverse culture;
• A generous monthly allowance for lessons on Preply.com, Learning & Development budget, and time off for your self-development;
• A competitive financial package with equity, leave allowance, and health insurance;
• Access to free mental health support platforms;
• The opportunity to unlock the potential of learners and tutors through language learning and teaching in 175 countries (and counting!)

We are looking for a skilled Senior С++ Engineer. 

Responsibilities:

• Design, develop, and maintain C++ applications and services that interact with embedded systems. 
• Collaborate with other engineers to integrate C++-based software with embedded systems and sensors, enabling seamless data exchange and device control.
• Identify, troubleshoot, and resolve software-hardware integration issues, ensuring high-quality, reliable, and performant solutions.

Requirements:

• 4+ years of experience in software development (preferably in software-hardware)
• Solid understanding of embedded systems, microcontrollers, and hardware-software interaction.
• Strong expertise in C++, with experience in performance optimization, multithreading, and I/O operations in resource-constrained environments.
• Experience with serial communication protocols (e.g., UART, SPI, I2C).
• Experience in Linux/Unix environments and tools (e.g., Git, SSH, command-line utilities).
• Experience with single board PCs (e.g., Raspberry Pi, Arduino, etc.).
• Experince with MAVLink protocol. 

Will be a plus:

• Knowledge of cloud technologies or IoT platforms (e.g., MQTT, AWS IoT, Google Cloud IoT). 
• Experience using Sine.Link and Starlink tech for development. 
• Experience with Python for development, including scripting, testing, and automation, as well as its use in embedded systems.
• Understanding of drones firmware. 
  
   We provide reservations from mobilization

Responsibilities

• Design and develop a data scraping system (web crawling, parsing).
• Optimize tools for data collection and aggregation.
• Build ETL/ELT pipelines.
• Work with unstable or complex data sources.

Requirements

• Expert in Python.
• Experience with asynchronous programming (asyncio, Celery, etc.).
• Secure data processing and serialization (JSON, MessagePack, Protobuf).
• Experience with PostgreSQL, MySQL, or NoSQL (MongoDB).
• Secure coding principles: input validation, avoiding injection attacks.
• Building secure internal APIs (not necessarily web-facing).
• Experience with Docker, Kubernetes, and secure container deployment.
• Familiarity with Linux hardening and secure configuration.

Nice to Have

• Practical experience with data mining.
• Knowledge of scraping libraries: Scrapy, Requests, Selenium/Playwright, or equivalents.

We are looking for a Junior/Middle Manual QA Engineer to join Ohayu (https://ohayu.com). We are building the easiest way for travelers to stay online anywhere in the world. We’re a fast-scaling B2C mobile + web app (iOS/Android/Web) that lets people buy eSIM data plans in minutes - cheaper than roaming, no SIM shops, no hassle. Thousands of travelers already use Ohayu worldwide, and we’re just getting started.
Our ambition is bigger than eSIM: we’re evolving Ohayu into a full Travel App that makes every journey smoother.

What you’ll do:

You’ll help us keep quality high while we move fast - and you’ll get hands-on exposure to how product teams ship real features.

• Test Web, Android, and iOS releases end-to-end (from user flows to edge cases).
• Create and maintain test cases, checklists, and clear test coverage for key journeys (purchase, installation, connectivity, account).
• Execute scenarios, validate results, and document findings.
• Report bugs with clean reproduction steps, expected vs actual behavior, priority/severity suggestions, and evidence (screenshots, logs, network traces).
• Do initial investigation using logs, DevTools / network tools, and basic SQL to speed up debugging.
• Collaborate with developers and product to verify fixes and improve feature quality before release.

What we’re looking for:

• Strong understanding of QA fundamentals: SDLC, test design techniques, types/levels of testing.
• Good knowledge of the client-server model and basics of HTTP/HTTPS.
• Experience in manual testing of mobile and web applications.
• Basic SQL and confidence using tools like Chrome DevTools (network, console, requests).
• Ability to perform basic root cause analysis (logs + network + DB checks).
• Strong organization: you can prioritize tasks, keep testing structured, and follow through.
• Analytical mindset and attention to detail.
• Strong communication and teamwork.
• Proactive mindset: you spot risks early, suggest improvements, and ask good questions.
• English: intermediate+ (documentation + team communication).

Why you’ll like working with us:

• Real impact: your work directly affects real travelers using Ohayu worldwide.
• Product-driven culture: we care about UX and smooth user journeys - QA is a key part of that.
• Fast learning curve: frequent releases, clear feedback loops, real-world cases.
• Genesis ecosystem: access to expertise, resources, and a strong product community.
• Benefits: health insurance, 20 paid vacation days, annual performance review with clear salary progression.

Work format: remote-friendly, or from our offices in Warsaw / Kyiv / Lviv

This is a fantastic opportunity to join a fast-growing company at the heart of the digital revolution. Our software product is revolutionising manufacturing through automation. We are trusted by global brands and work across sectors (mobility, consumer goods, machinery etc).

We have a talented and ambitious team. We value integrity and are passionate about our mission to revolutionise advanced manufacturing.

This is your opportunity to:

• Be part of a fast-growing software product company in advanced manufacturing.
• Learn and fulfil your potential in an open, knowledge-driven culture.
• Share in our ambitious vision and make a meaningful difference towards autonomous manufacturing.

Responsibilities: 

• Development of new features and new parts of the app.
• Work in a cross-functional Scrum team alongside Frontend and QA Engineers.
• Maintaining, improving and extending existing functionality.
• Сonstantly improving code organization and evolving application design.

You will be joining a well-versed team if you have:

• Bachelor’s Degree or Master’s Degree in Computer Science.
• Minimum of two years of experience in Node.JS development.
• Minimum of one year of experience in React.JS development.
• Experience with Sequelize, PostgreSQL, database design, microservices.
• Test automation coverage.
• Understanding of CI/CD.
• Git branching strategies.
• Scrum Agile principles and processes.
• English level - Intermediate and higher.

Our tech stack: microservices, Node.JS, React.JS, PostgreSQL, Kubernetes, AWS.