Jobs at Djinni

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

Currently, we're looking to hire a Product Manager to join our team and make their contribution to our products.

✅ Responsibilities:

✔️ Creating buy-in for the product vision both internally and with key external partners;
✔️ Deep understanding of customer experience, identify and fill product gaps, and generate new ideas that grow market share, improve customer experience, and drive growth;
✔️ Define the product strategy and roadmap;
✔️ Translate product strategy into detailed requirements and prototypes for the teams;
✔️ Scope and prioritize activities based on business and customer impact;
✔️ Work closely with engineering teams to deliver with quick time-to-market and optimal resources;
✔️ Drive product launches, including working with executives and other product management team members.

✅ Requirements:
✔️ A minimum of 2 years of experience as a Product Manager in the iGaming/Gambling industry is a must. We will not be able to consider resumes without this experience.  
✔️ Experience in managing all aspects of a successful product throughout its lifecycle;
✔️ Technical background with understanding and/or hands-on experience in software development and web technologies;
✔️ Data analytics skills;
✔️ Market and competitive analysis;
✔️ Strong problem-solving skills;
✔️ Skilled at working effectively with cross-functional teams in a matrix organization.

✅ Nice to have:
✔️ Good understanding of online Casino operation;
✔️ Understanding of responsible gambling (MGA, SGA, DGA, etc.).
 

✅ We offer excellent benefits, including but not limited to:

🧑🏻‍💻Learning and development opportunities and interesting, challenging tasks;

✈️ Relocation package (tickets, staying in a hotel for 2 weeks, and visa relocation support for our employees and their family members);

🏥 Private medical coverage including inpatient, outpatient, dental care, annual check-ups, and maternity support.

🏋️‍♂️ Sport membership benefit (the most diverse sports and wellness offering in Europe, with more than 50+ activities)

📚 Opportunity to develop language skills and partial compensation for the cost of English and Spanish language classes (for localization purposes).

🎁 Birthday celebration present;

🏝 Time for proper rest, with 23 non-business days per year and an additional 6 paid sick days.

⚖️ Competitive remuneration level with annual review.

🏄🏻‍♂️ Teambuilding activities.

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

Currently, we're looking to hire a Product Manager to join our team and make their contribution to our products.

✅ Responsibilities:

✔️ Creating buy-in for the product vision both internally and with key external partners;

✔️ Be responsible for the entire lifecycle of a sweepstakes gaming product, from concept to launch;
✔️ Deep understanding of customer experience, identify and fill product gaps, and generate new ideas that grow market share, improve customer experience, and drive growth;
✔️ Define the product strategy and roadmap;
✔️ Translate product strategy into detailed requirements and prototypes for the teams;
✔️ Scope and prioritize activities based on business and customer impact;
✔️ Work closely with engineering teams to deliver with quick time-to-market and optimal resources;
✔️ Drive product launches, including working with executives and other product management team members.

✅ Requirements:

✔️ A minimum of 2 years of experience as a Product Manager in the iGaming/Gambling industry - is a must. Experience in sports betting, poker, or iGaming, with knowledge of regulated markets and loyalty programs is highly desirable.
✔️ Experience in managing all aspects of a successful product throughout its lifecycle;
✔️ Technical background with understanding and/or hands-on experience in software development and web technologies;
✔️ Data analytics skills;
✔️ Market and competitive analysis;
✔️ Strong problem-solving skills;
✔️ Skilled at working effectively with cross-functional teams in a matrix organization.

✅ Nice to have:

✔️ Good understanding of online Casino operation;
✔️ Understanding of responsible gambling (MGA, SGA, DGA, etc.).
 

✅ We offer excellent benefits, including but not limited to:

🧑🏻‍💻 Learning and development opportunities and interesting, challenging tasks;

📝 Official employment following Spain/EU laws, including registration of family members;

✈️ Relocation package (flight tickets + 2-week hotel stay);

📚 Language development support and partial compensation for classes;

🎁 Birthday celebration gift;

🏝 23 working days of Annual Vacation for proper rest;

🏋️‍♂️Social Club and more than 50 events per year - coming soon;

⚖️ Competitive remuneration level with annual review;

🏄🏻‍♂️ Teambuilding activities.

Bold moves start here. Make yours. Apply today! 

N-iX is looking for an experienced Senior Full Stack (Java&React) Engineer to join our team.
 

About the project: 

We're known for our unique approach, concentrating on niche markets where we can provide exceptional service and clear advantages to customers globally. Our global network is meticulously designed for both efficiency and reliability, driven by a mission that places customer needs at the core of every decision.
 

At Integrated Shipping Services, you will have the opportunity to work with a modern and evolving technology stack on a long-term, stable project that ensures both professional security and personal growth. You will thrive within a culture that encourages the sharing of ideas and celebrates collaboration. Furthermore, you will contribute to the development of innovative solutions, working with cutting-edge code and moving away from outdated systems.
 

We offer a flexible partnership model with other carriers, presenting a refreshing alternative in today’s dynamic market environment. Come contribute to our mission where your work directly enhances our global service excellence.
 

Responsibilities:

• Hand-on full stack development of innovative applications
• Owning the entire development cycle, including design, architecture, development, etc. 
   

Requirements:

• Experience in the following technologies: Java, Spring
• Experience with Functional Programming and Java Streams
• Experience in front-end development with React
• Experience with developing a reactive UI (Reactive JS)
• Experience in TDD/BDD development in the following frameworks: Junit, Jasmin, Mockito, Protractor/Selenium
• Experience in micro-services-based architecture and tools (Spring Boot/Cloud)
• Experience in DevOps development and Jenkins
• Experience in designing, developing, and deploying cloud/hybrid-based solutions
• Experience in developing and deploying in Container based environments (Kubernetes, Cloud foundry)
• Familiarity with the following design concepts: micro-services, service discovery, circuit breaker
• Self-starter with the ability to appropriately priorities and plan complex work in a rapidly changing environment
• Versatility and capability to switch easily between different tasks and technologies
• Experience in assessing a broad range of information solutions and products
• Ukrainian and English languages at least Upper-Intermediate level 
   

Nice to have: 

• Experience in development in Kotlin 
• BS degree in Computer Science or equivalent combination of education and experience

• Project Description:

  The work lives inside an engineering domain - with data-rich interfaces, layered workflows, and high-density screens used by experts who actually rely on what they see. We’re looking for a Senior UX Designer who approaches complexity with clarity, structure, and common sense - someone who helps users make better decisions, cares about the invisible logic that holds everything together, and brings clarity to screens that may not trend on Dribbble, but actually help someone do their job better.

   

• Responsibilities:

  Design and build core areas of the interface - from early flows to detailed wireframes
  Collaborate with users, product managers, and developers to clarify requirements and turn them into intuitive interaction models
  Run UX reviews, identify issues, and propose practical improvements
  Develop and maintain interface patterns to support consistency
  Clearly communicate your design logic in documentation and walkthroughs - helping others understand the “why” behind your decisions

   

• Mandatory Skills Description:

  5–7 years of experience in UX design for complex web-based systems or internal tools
  Hands-on experience designing information-rich interfaces
  Experience working closely with users and the team to clarify requirements and translate them into clear interaction models
  Strong proficiency in Figma - including components, libraries, and design documentation
  Experience collaborating with engineering teams in technical and domain-heavy contexts
  Ability to work with complexity and explain design rationale with clarity and structure
  Comfortable taking ownership in a loosely defined environment and driving designs forward
  
  Need candidate who will be able to go to business trips

Greetings to all those who aspire to start a career in Quality Assurance! We are looking for motivated people who want to begin their journey in software testing and grow together with our experienced QA specialists. If you are passionate about technology, eager to improve your skills, and ready to learn every day, we would be happy to welcome you to our team.
 

We are offering:

• Guidance and mentorship from experienced QA professionals
• Flexible working hours (start between 9−11 AM, 8-hour workday, Monday-Friday)
• Full remote work with clear processes and strong team support
• Timely and competitive compensation
• Official contract: salary, sick-leave, vacation days
• Public holidays in Ukraine are fully observed
• A supportive and skilled international team
• Multicultural working environment with English-speaking colleagues from Amsterdam
   

Requirements:

• Solid theoretical knowledge of software testing fundamentals
• Understanding of the Software Development Life Cycle (SDLC)
• Strong grasp of the Bug Life Cycle
• Knowledge of Agile methodology
• Good English skills (spoken and written)
   

Responsibilities:

• Manual testing of web applications
• Exploratory testing with limited documentation
• Creating and maintaining test documentation (bug reports, checklists)
• Continuous collaboration with developers and other team members
   

Personal Qualities:

• Strong communication and teamwork skills
• Analytical mindset and great attention to detail
• Proactive approach and willingness to grow in QA
   

About the company:

De Online Drogist is a large, fast-growing retailer in the Netherlands. We sell products for personal care and non-prescription medicine. We have a strong ambition on growing and staying the #1 online pharmacist in the Netherlands. In our Amsterdam office, our customer support agents, online marketeers, and buying specialist are based. Our technical team is based in Ukraine for over 10 years. We believe in remote work and giving the team a lot of freedom in how to work.

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

Currently, we're looking to hire a Crypto Product Manager to join our team and make their contribution to our products.

✅ Responsibilities:

✔️ Create and define vision for crypto casino; 

✔️ Lead the initiative and manage all aspects of product from inception to release;

✔️ Deep understanding of crypto markets and regulations;

✔️ Define the product strategy and roadmap;

✔️ Possess a deep understanding of customer experience to identify and address product gaps. Generate new ideas that enhance customer experience, drive growth, and increase market share;

✔️ Scope and prioritize activities based on business and customer impact;

✔️ Work closely with engineering teams to deliver with quick time-to-market and optimal resources;

✔️ Drive product launches, including working with executives and other product management team members.

✅ Requirements:

✔️ A minimum of 2 years of experience as a Product Manager in the crypto industry; Candidates with experience in iGaming or crypto casino projects will be given strong preference.

✔️ Experience in managing all aspects of a successful product throughout its lifecycle;

✔️ Data analytics skills;

✔️ Market and competitive analysis;

✔️ Strong problem-solving skills;

✔️ Skilled at working effectively with cross-functional teams in a matrix organization.

✅ Nice to have:

✔️ Good understanding of online Casino operation.

✅ We offer excellent benefits, including but not limited to:

🧑🏻‍💻 Learning and development opportunities and interesting, challenging tasks;
📝 Official employment following Spain/EU laws, including registration of family members;
✈️ Relocation package (flight tickets + 2-week hotel stay);
📚 Language development support and partial compensation for classes;
🎁 Birthday celebration gift;
🏝 23 working days of Annual Vacation for proper rest;

🏋️‍♂️Social Club and more than 50 events per year - coming soon;

⚖️ Competitive remuneration level with annual review;

🏄🏻‍♂️ Teambuilding activities.

Bold moves start here. Make yours. Apply today! 

Spaceberry is an AI-driven design studio. We create interfaces for web and mobile applications, working with the US/UK/EU markets.

Our mission is to increase the importance of design in the development of digital products. Now, we are looking for a skilled Strong Junior UX/UI Designer to join our team.

Responsibilities:

• Timely creation of high-quality web/mobile interfaces;
• Conducting research to improve the user experience;
• Presenting solutions to clients;
• Collaborating with managers, clients, and colleagues;
• Being part of projects from concept to completion;
• Creating and curating internal work for the studio (Behance).

Required skills:

• At least 1 year of commercial experience in UI/UX design;
• Up-to-date portfolio showcasing mobile and web interfaces (3+ projects);
• Proficiency with tools: Figma, FigJam;
• Confident use of AI tools (text, image, video, audio, interactive prototypes);
• Experience with research and UX methods: navigation maps, information architecture, competitor analysis, CJM, UX Audit;
• Advanced use of Figma features: components, styles, variants, variables, auto layout, etc.;
• Solid understanding of design fundamentals (typography, color, composition);
• Ability to deliver tasks within deadlines;
• English level at least B1.

Soft skills:

• Accountability, punctuality, sincerity;
• Strong communication skills, ability to clearly express thoughts and find common ground with others;
• Aesthetic perception and the ability to create visually appealing solutions;
• Willingness for self-improvement and learning new tools;
• Non-confrontational attitude and ability to accept criticism constructively.

We offer:

• Spaceberry is a Diia City resident. We hire under official contract;
• Competitive salary (monthly);
• Regular reviews that depend on your role;
• 20 vacation days off;
• Total focus on design services;
• Educational events like team-sharings, workshops, training, etc. in which you’ll participate not only as a listener but a host as well;
• Spaceberry partly covers corporate English classes, advanced training courses, conferences, and workshops;
• Spaceberry covers 100% of the cost of business trips, purchase of specialized books, offline meetings with key clients;
• Responsible management without bureaucracy;
• A team of friendly like-minded individuals;
• Additional bonuses for conducting and visiting team events, writing expert articles, case study creation and more.

Before submitting your resume for this position, please look at our Instagram and Website to clarify if our corporate culture suits you. If so, we are waiting for your CV!

Scope / Area of Responsibility
Creates, codes, and improves the server, server-side applications, and databases which, when combined with front-end code, help to build a functional and seamless experience for the end user. Studies industry trends, creates or enhances back-end processes and code, and collaborates with others to design a better overall program.

Key Tasks

• Compiles and analyzes data, processes, and code to troubleshoot issues and identify areas for improvement.
• Collaborates with front-end developers and other team members to set goals and design more functional and cohesive code to enhance the user experience.
• Develops ideas for new programs, products, or features by monitoring industry developments and trends.
• Records data and reports it to stakeholders.
• Follows a path of continuous learning to stay updated on best practices, learn new programming languages, and better assist other team members.

Core Competencies

• Back-end programming languages (JavaScript / TypeScript)
• Knowledge of major frameworks (NestJS, Express)
• Data structures and algorithms
• Databases and caching
• Familiarity with servers
• Knowledge of APIs
• Version control and version control systems
• Ability to work with GitHub Copilot or other AI agents

Education / Studies / Work Experience

• Minimum of 1 year of experience in the role
• Previous experience in the industry

Work onsite 5 days per week in Krakow.

Job Description:

• Strong knokwledge C/C++14 (or above)
• From 2 years of C++ development experience;
• Experience with Unit Testing
• Experience with Python;
• Experience with CMake;
• Basic experience with Linux
• Understanding SDLC
• Fluetn upper-intermediate English
• Good communication skills
• Willingness to learn
• Team player
• Takes responsibility and gets things done

Would be a plus:

• Experience with: Gerrit, Zuul CI tool, Jenkins, Artifactory, Google Test framework, GCC
• QNX
• Static Code analyzes (Polyspace, QAC, etc)
  Some experience in automotive domain is ok but not eclusively

Job Responsibilities

As per the role of Software Engineer successful candidate will be involved into development of sensor fusion algorithms for an innovative control platform.

• Development of embedded automotive systems for EU OEM.
• Test case creation and test coverage improvement
• Collaboration with customer and teammates
• Study and participate to full cycle development of Automotive SW

Department/Project Description

The project aim is to optimize and extend with new features for next gen vehicle.
Our clients are and OEMs from Europe and development is targeted to Automotive Solution which will be deployed in newest European cars. The project is considered as technical excellence and we are paying huge attention to technical challenge motivation of our team members.

As a QA Automation Engineer, you will be responsible for designing, implementing, and maintaining automated testing solutions for mobile (Flutter, Android, iOS), API, and web applications. You will work closely with developers, analysts, and designers to ensure that our products meet the highest quality standards, while also contributing to continuous improvement of QA processes.

Key Responsibilities

• Analyze business and functional requirements, technical specifications, and other project documentation.
• Participate in client meetings to clarify product requirements and technical expectations.
• Collaborate with designers and analysts in prototyping and reviewing UI wireframes/mockups.
• Decompose testing tasks and estimate the effort required for automation across mobile, API, and web layers.
• Plan, execute, and support acceptance testing processes.
• Identify and prioritize test cases for automation; create and maintain Test Cases, Test Suites, and Test Plans.
• Develop and maintain automated tests for mobile apps (Flutter, Android, iOS), API, and web interfaces.
• Perform manual testing when necessary.
• Participate in code reviews to ensure code quality and adherence to standards.
• Collaborate with development and operations teams to improve code testability and resolve defects.
• Generate and maintain test reports and QA documentation.
• Participate in product demonstrations and provide QA insights.

Requirements

• Proficiency in Java (TestNG) — the primary language for test automation.
• Knowledge of TypeScript or Swift is a plus.
• Strong hands-on experience with Appium using drivers such as uiautomator2 (Android) and XCUITest (iOS).
• Experience automating mobile apps (Android/iOS/Flutter), API, and web interfaces.
• Experience with REST API testing and integration testing.
• Understanding of mobile app architecture and design patterns (MVC, MVP, MVVM, BloC, Clean Architecture).
• Understanding of microservices architecture.
• Experience with RestAssured and Playwright (Java).
• Solid understanding of OOP principles and design patterns.
• Experience working with CI/CD pipelines (GitLab CI, GitHub Actions, or similar).
• Familiarity with Agile/Lean methodologies (Kanban, Scrum).

Technical Environment & Tools

Mobile Infrastructure:

• Android Studio (SDK Manager, ADB)
• Xcode (integration with libimobiledevice or go-ios)

• Mobile emulators and simulators

   

Automation & Infrastructure:

• Experience setting up device farms (local or cloud)
• Integration with BrowserStack, SauceLabs, or similar platforms

Services & CI/CD:

• Apple Developer Account management (provisioning profiles, certificates)
• Firebase (Crashlytics, App Distribution, Test Lab)
• Google Play Console (a plus)
• Docker for containerized testing environments

Network Tools:

• Experience with Charles Proxy or similar tools for traffic analysis and debugging

What We Offer

• A chance to influence processes and make a visible impact on company growth.
• Competitive compensation, growing with your achievements.
• 17 paid vacation days + paid sick leave.
• Medical insurance.
• Budget for conferences, workshops, and professional training.
• Free English courses.
• Flexible working hours and a healthy work-life balance.
• A modern office in central Kyiv with free parking and a cozy work environment.

We are looking for a Customer Experience Officer (CXO) who can help improve our retention and conversion rates by optimizing how users interact with our products — from the first touchpoint to the final desired action.

We need someone who truly understands customer needs, can see the product through their eyes, and knows how to make every interaction seamless, intuitive, and engaging.

Key Responsibilities

• Conduct end-to-end audits of customer journeys — from first interaction to final conversion — to identify friction points and improvement opportunities.
• Analyze and optimize UX/UI across websites, landing pages, products, services, and marketing touchpoints.
• Drive improvements in conversion, retention, and engagement metrics.
• Review and refine content, headlines, and creatives to ensure alignment with user intent and behavior.
• Perform competitive analysis — identify gaps and strengths in our funnels, landing pages, and offers compared to competitors.
• Develop and test hypotheses aimed at increasing conversion rates and user satisfaction.
• Collaborate closely with marketing, product, design, analytics, and content teams.
• Build and implement consistent CX standards and strategy across all channels and languages.
• Collect and analyze user feedback to identify trends and opportunities for improvement.

Requirements

• Strong understanding of customer journey mapping — ability to identify key touchpoints, user needs, and opportunities for optimization.
• Copywriting skills — ability to read and improve texts from the client’s perspective to enhance clarity and engagement.
• Experience managing projects related to customer experience optimization.
• Analytical mindset — ability to collect and interpret behavioral data, derive insights, and make data-driven decisions.
• Solid understanding of UX/UI principles and experience using related tools.
• Familiarity with sales funnels and behavioral tracking.
• Ability to identify weak points in UX and propose actionable improvements.
• Understand what motivates users behind specific search queries, clicks, or interactions.
• Strong visual and content sense — ability to evaluate the quality of creatives, social media materials, and landing pages.
• Experience working with international/multilingual audiences.
• English level: Upper-Intermediate or higher (company’s working language).

KPIs

• Growth in CTR, engagement, retention, and conversion rates.
• Improvement of conversion across key funnels.
• Higher user satisfaction scores (NPS, feedback, reviews).
• Consistent and clear brand perception across all touchpoints.
• Increased ROI of paid and organic traffic through customer journey optimization.

Our engineering team is looking for talents to build React and Node.js applications for start-ups from healthcare, fintech, and AI domains.

This role primarily focuses on front-end React engineers with back-end experience in Node.js.
 

Well-established development practices and modern technology stack provide a great growth opportunity and a convenient working environment.

What you'll be working on:

🏹 Build web applications in React

💻 Build REST and GraphQL APIs with Node.js and modern frameworks like Nest.js

🏗 Create solutions on top of Docker, Kubernetes and clouds (Google Cloud and AWS)

👏 Solve challenging tasks and contribute to internal knowledge base

✨ Generating ideas for code improvement

💯 Development of solutions from scratch according to the specification

Experience that will help you to do the job:

• Good knowledge of Javascript (ES6+) and Typescript
• Strong knowledge of React and frameworks like Next.js
• Experience building Node.js APIs with Nest.js, or Apollo Server or similar framework
• Experience in describing or creating database structures with Postgres, MongoDB, or Firebase / Supabase
• Ability to deliver good quality code (clear code with the usage of best practices)
• Experience with Git
• English Intermediate or higher

Experience that will be a plus:

• Hand-on experience with key components of Google Cloud or AWS
• Experience with Docker and Kubernetes
• Experience with CI/CD (Github Actions, Gitlab CI, Circle CI)
• Experience with GraphQL stack
• Experience documenting APIs in Postman or similar tools
• Experience with React Native 

We care for our team, therefore we offer:

🚀 Interesting and challenging projects with modern technology stack

✅ Code reviews and constant feedback on your work

💪 Culture encouraging and promoting professional growth and development

💻 Modern working environment

💸 Competitive salary in USD with regular reviews based on your results

💲 Salary payment options that are convenient for you considering your local country regulations

⌚ Fully remote work in the team with well-established remote work processes (our team members located in 7+ different countries, and we encourage diversity)

⏳ Working schedule adjusted according to your time zone
⌚Flexible working schedule(8 hours per day)

🎤 English speaking clubs

🏖 Paid sick leave and vacation - 15 business days (21 calendar days) of annual vacation

👾 Online weekly team activities

🫶 Coverage of monthly psychologist support sessions

Drones kill and injure over 5,000 Ukrainians every month. Munin exists to stop that. We are building hand-launched micro-missiles to intercept small drones at short range. Small enough to carry three in a vest and cheap enough for wide use, this will be the smallest, most cost-effective guided missile ever deployed.

We work from a test site in Oslo, UK and in Kyiv, directly with Ukrainian brigades. Our goal is to turn the tide of war and give NATO a proven soldier-level counter-drone solution.

We are hiring a Computer Vision Engineer to join our founding team.

You will lead the design and development of the missile’s electronics system, from ideas to field tests and production. You will own the architecture, guide component selection, and drive integration while staying hands-on through bring-up, testing, and iteration.

Responsibilities

• Design system architecture and lead electronics development

• Select and integrate sensors, processors, power systems, and actuators

• Design PCBs

• Develop test plans for live environments and build test rigs

• Collaborate with mechanical and software engineers to ensure reliable, testable systems

Requirements

• Experience with embedded or mechatronic system design

• Strong PCB design and debugging skills

• Skilled in sensor integration and power management

• Able to balance high-level design with hands-on execution

• Willing to work from Oslo, UK or Kyiv

Bonus

• Aerospace or computer vision experience
• Knowledge of control systems or autonomy
• FPGA programming experience
   

Why Munin

• Impact: Build tech that saves lives

• Ownership: Lead seeker development for a new missile category

• Team: Join a mission-driven group from Stanford, Imperial, Rheinmetall, and special forces

• Benefits: Salary, 0–3% equity, housing, travel, and training support

This is not a research role. We are flying real hardware fast. If you are ready to build something that matters, apply.

We are looking for a talented Node.js Backend Developer to join our dynamic team. You will be responsible for developing and maintaining server-side logic, defining and maintaining the central database, and ensuring high performance and responsiveness to requests from the frontend.

If you're passionate about building scalable backend systems and have experience with Node.js, Express, Sequelize, Socket.io, and databases like Redis, PostgreSQL, and MongoDB, we’d love to hear from you!

US schedule. Working hours from 04:00 pm to 00:00 am EET;

Key Responsibilities:

• Develop and maintain server-side applications using Node.js and Express.js
• Design and optimize database systems with PostgreSQL, Redis, and MongoDB
• Implement RESTful APIs and ensure secure, scalable integration
• Build real-time features using Socket.io
• Work with file upload/processing mechanisms (e.g., Multer or similar)
• Handle authentication/authorization using JWT and OAuth standards
• Implement CORS handling and cross-origin best practices
• Ensure backend application performance, scalability, and reliability
• Write clean, testable, and maintainable code
• Collaborate with frontend developers to integrate user-facing elements
• Integrate and manage third-party APIs and services
• Work with microservices architecture for scalable system design
• Use Docker for containerization and deployment consistency
• Deploy and manage services on AWS or other cloud platforms
• Maintain and update technical documentation
  
  Requirements:
• 1+ year of proven experience in backend development with Node.js
• Strong experience with Express.js and Sequelize or other ORMs
• Proficiency in REST API design and integration
• Solid knowledge of Socket.io for real-time communication
• Experience with Redis for caching and in-memory operations
• Knowledge of PostgreSQL and MongoDB
• Experience with Docker in development and deployment workflows
• Familiarity with AWS (EC2, S3, Lambda, etc.)
• Understanding of CORS, security, JWT, OAuth
• Version control with Git
• Knowledge of microservices principles
• Strong analytical and debugging skills
• Good communication and team collaboration skills
  
  Nice to Have:
• Familiarity with CI/CD pipelines
• Experience with Kubernetes
• Exposure to logging and monitoring tools (e.g., ELK, Prometheus)
  
  We offer:
• Salary in USD.
• The adaptation period is determined individually for each candidate.
• A USA-based company, focused solely on the American market.
• English lessons provided to further improve fluency.
• Paid vacation and sick days.
• Fully remote work
• Opportunities for career growth and professional development.

WHAT WE DO AT TOOLSENSE

ToolSense was founded in June 2017 by Alexander Manafi, Benjamin Petterle, and Rostyslav Yavorskyi with the vision to support maintenance, repair, and operation teams by digitizing asset processes, enabling automation & empowering smarter decisions.

Through unifying assets, people & processes in ToolSense, the lives of frontline workers become easier & asset-intensive industries become more efficient.

ToolSense has already won numerous international customers from the facility services & construction industry and renowned industry awards, such as the “Interclean Innovation Award” or the “Construction Equipment Forum Startup Award”. Furthermore, ToolSense recently raised an €8m Series A investment round led by PwC IIoT to double down on its strategy of digitising asset-intensive industries.

YOUR PROFILE

- Strong experience (min. 3 years) with Mobile application development

- 3+ years of experience with React Native 

- Strong knowledge of Typescript 

- Experience with Apollo GraphQL

- Experience with Expo

- Good to have: React Native Testing Library and Jest for unit testing, GitHub Actions 

- A personal habit of writing clean, well-documented, and tested code

- Ability to clearly communicate your ideas

- Excellent English skills

WE OFFER

- Lots of freedom to implement your ideas

- A dynamic and innovative working environment with flat hierarchies

- Participation: Contribute your know-how and change the future of the manufacturing industry with us

- Very transparent, honest, and customer-centric culture

- A highly motivated, experienced, and cooperative team that will always support you

- Always keep moving forward: we offer you lots of internal and external training to improve

About ToolSense

ToolSense was founded in 2017 as a spin-off from the incubator of the University of Applied Sciences Technikum Wien: Benjamin Petterle, Rostyslav Yavorskyi, Stefan Öttl and Alexander Manafi.
Together with a friendly electrician, they developed the first version of an IoT solution. The goal: the cost-effective & energy-saving networking of power tools.

In the fall of 2017, they were included in Deutsche Telekom’s NB-IoT Warp Incubator. From then on, things went steeply uphill.

The ultra low-cost, ultra low-energy ToolSense IoT solution for construction and cleaning machines has been developed. More than 20 machine manufacturers in Europe and the USA are working with ToolSense to digitize their machines. Numerous trades and service providers rely on ToolSense Asset Management.

Company website:
http://toolsense.io

DOU company page:
https://jobs.dou.ua/companies/toolsense-gmbh/