N-iX

Our client, a Cybersecurity Company, leverages massive amounts of data to construct the valuable insights that keep our customers safe. As cyber threats evolve, so must our detection capabilities. We continuously create and refine detection rules to stay ahead of emerging threats, and it's critical that these detections are tailored to the unique environments and needs of our customers for maximum impact. We are seeking a Detection Engineer to lead efforts in automating, scaling, and assuring the quality of our detection content. Your work will directly support the delivery of high-fidelity, SIEM-ready detection rules, ensuring our customers receive timely, relevant, and actionable protection through our product platform.

Responsibilities:

• Lead the development and maintenance of CI/CD pipelines that automate the translation of Sigma rules into SIEM-native detection formats such as KQL, SPL, and ECS-based syntaxes.
• Design and implement robust validation, linting, and QA workflows to ensure the syntactic correctness, logic integrity, and coverage quality of detection rules before they are delivered to customer systems.
• Collaborate closely with detection content authors, threat researchers, and product engineering to align rule logic with attacker behaviors and customer environments.
• Contribute to a centralized detection-as-code platform that manages lifecycle, version control, testing, and release of detections to downstream products.
• Investigate new approaches to detection normalization, enrichment, and telemetry alignment that improve detection effectiveness and cross-SIEM portability.

• Provide mentorship on detection rule structure, QA practices, and platform compatibility.

   

Requirments:

• 2+ years of experience in detection engineering, security operations, or threat detection development, ideally within product or platform teams.
• Hands-on experience building or contributing to CI/CD pipelines (e.g., GitHub Actions, GitLab CI, CircleCI) that include automated testing, validation, and deployment.
• Strong understanding of Sigma rule format and its translation mechanisms (e.g., sigmac) into target SIEM languages such as Kusto Query Language (KQL), Splunk Processing Language (SPL), and Elastic DSL.
• Proficiency in Python or Go for automation and tool integration; experience with YAML, JSON schema, and detection-as-code practices.

• Familiarity with cloud-native detection environments (e.g., Azure Sentinel, Chronicle, Elastic Security).

   

Nice to have: 

• Experience with Infrastructure-as-Code (e.g., Terraform), container orchestration (Docker/Kubernetes), or QA frameworks for content validation.
  
  We offer:
• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

We are looking for a Senior Android Engineer (AOSP) to join our team working on innovative e-Ink based devices. 

This is a hands-on engineering role focusing on Android Open Source Project (AOSP)–based applications and frameworks, with responsibilities ranging from system-level development to user-facing apps (e.g. notes, documents, system UI). The role combines maintenance, stabilization, and knowledge transfer with opportunities to contribute to new features and performance optimizations in future releases.

You will collaborate closely with cross-functional teams (backend, QA, DevOps, UX) and participate in codebase onboarding, technical documentation, and feature enhancements. This role requires comfort working in a multi-vendor, multi-component environment with strong emphasis on quality, security, and maintainability.

Responsibilities:

• Develop, maintain, and optimize Android applications (Notes, PDF/EPUB Reader, Home/Launcher, SystemUI).
• Customize AOSP components (system UI, secure storage, OTA workflows, device APIs).
• Implement secure coding practices (data encryption, obfuscation, authentication).
• Support knowledge transfer: documenting code flows, onboarding new engineers, and collaborating with existing vendor teams.
• Debug, stabilize, and improve performance of apps under device constraints (RAM limits, E-Ink refresh).
• Work with companion services (cloud sync, REST APIs) to ensure seamless user experience.
• Participate in code reviews, ADR discussions, and CI/CD pipelines (GitLab, automated testing).
• Collaborate with UI/UX experts to adapt Android UI for e-Ink hardware specifics.
• Contribute to incremental features such as analytics, QR sharing, audio recording, or pen integration in alignment with roadmap priorities.
   

Requirements:

• 5+ years of Android development with Kotlin/Java.
• Strong experience with AOSP, Android frameworks, and system-level customization.
• Proficiency in secure data storage, dependency injection, networking, and asynchronous programming.
• Experience working with system updates and OTA mechanisms.
• Background in custom hardware integration (input devices, sensors, displays).
• Proven track record of debugging and performance tuning under constrained environments.
• Familiarity with CI/CD pipelines and Agile practices.
• Good English communication skills (written & spoken).
   

Nice to have:

• Experience with e-Ink devices or other embedded Android hardware.
• Exposure to Wacom WILL SDK, Ink Canvas, MyScript SDK, or PDF/EPUB libraries.
• Background in reverse engineering or legacy code takeover projects.
• Experience with cloud integrations (AWS, Keycloak, content sync).
• Previous involvement in knowledge transfer projects.

Personal Attributes:

• Strong problem-solving mindset, able to work with partially documented systems.
• Collaborative, proactive communicator in distributed international teams.
• Quality-driven, with attention to detail and security.
• Curious and adaptable — able to learn from existing codebases quickly.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

We are looking for a Middle Big Data Engineer to join one of the largest and strongest Data Units in Ukraine.

With more than 220+ experts and over 30 ongoing projects across the EU and US, our Data Unit contributes to industries ranging from agriculture to satellite communications and fintech. We work with cutting-edge technologies, handle massive data volumes, and provide our engineers with opportunities to grow from mentoring roles to becoming solution architects.

Join our ambitious Data team, where business expertise, scientific approach, and advanced engineering meet to unlock the full potential of data in decision-making.

About the Client

Our client is a US-based global leader in in-flight Internet and entertainment services, serving 23 commercial airline partners and nearly 3,600 aircraft worldwide. They also provide connectivity solutions for maritime and government sectors and are one of the world’s largest satellite capacity providers.

For over six years, N-iX has been supporting the client across Business Intelligence, Data Analysis, Data Science, and Big Data domains. We are now expanding the team with a Big Data Engineer who will help enhance complex data management and analytics solutions.

Role Overview

As a Big Data Engineer, you will work closely with the client’s Data Science team, supporting the end-to-end lifecycle of data-driven solutions — from designing and building data pipelines to deploying ML models into production. You’ll play a key role in ensuring high-quality data for model training and inference, as well as contributing to scalable architecture design.

Responsibilities:

• Design, develop, and maintain data pipelines and large-scale processing solutions.
• Build and support environments (tables, clusters) for data operations.
• Work with AWS SageMaker to deploy ML models into production.
• Collaborate with Data Scientists to prepare and validate datasets.
• Implement and support data validation frameworks (e.g., Great Expectations).
• Migrate PySpark code into optimized DBT SQL queries.
• Contribute to solution architecture and ensure scalability of workflows.

Requirements:

• Strong programming skills in Python (Pandas, PySpark).
• Proficiency in SQL for data modeling and transformations (DBT knowledge is a plus).
• Experience with the AWS ecosystem (Lambda, EMR, S3, DynamoDB, etc.).
• Solid understanding of data pipeline orchestration.

Nice to have:

• Experience with Airflow for workflow automation.
• Knowledge of Docker for containerized deployments.
• Familiarity with data validation frameworks (Great Expectations).
• Hands-on experience with Snowflake or other cloud data warehouses.

• Exposure to ML data preparation.

   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

N-iX is looking for a passionate, skilled, and motivated Middle Project Manager to join the team.
 

Our customer is the leading school transportation provider in North America, being the owner of more than a half of all yellow school buses in the United States. Every day, the company completes 5 million student journeys, moving more passengers than all U;S; airlines combined and delivers reliable, quality services for 1,100 school districts.

N-iX has built a successful cooperation with the client delivering a range of complex initiatives. As a result, N-iX has been selected as a strategic long-term partner to drive the digital transformation on an enterprise level, fully remodeling the technology landscape for 55,000 employees and millions of people across North America.
 

Responsibilities:

• Manage end-to-end maintenance and support projects for enterprise client, ensuring alignment with SLAs and client expectations.
• Lead and coordinate geographically distributed teams working in 24/7 system monitoring and support.
• Serve as the primary point of contact for stakeholders, maintaining effective communication and strong relationships.
• Oversee incident, problem, and change management processes in accordance with best practices.
• Monitor project progress, track performance metrics (including SLA/KPI adherence), and generate regular status reports for stakeholders.
• Facilitate the adoption and continuous improvement of Kanban and other Agile-based workflows within the team.
• Identify process bottlenecks and drive initiatives for operational improvement and increased team efficiency.
• Collaborate with technical leads to prioritize and allocate resources across projects and shifts.
• Manage escalations, resolve conflicts, and ensure critical issues or outages are addressed promptly.
• Coordinate onboarding, training, and professional development for support team members.
   

Requirements:

• Proven experience as a Project Manager, Team Lead, or similar role in maintenance, support, or IT operations projects.
• Excellent client-facing communication and relationship management skills.
• Strong knowledge of IT service management (ITSM) standards and experience managing SLA-based environments.
• Solid understanding of Kanban and other Agile methodologies for process management and improvement.
• Experience leading diverse, geographically distributed teams, ideally in a 24/7 operations environment.
• Ability to handle incident escalations, track issues, and coordinate problem resolution under tight deadlines.
• Strong analytical and organizational skills with attention to detail.
• Proactive, results-oriented, and adept at driving process improvements.
• Experience in managing at least 10 subordinates on multiple projects.
• Proven experience in project cost management, Atlassian Suit (Jira, Confluence).
• Upper-intermediate English (spoken and written).

We are looking for a Senior/Lead Data Engineer who is passionate about building scalable, cloud-native data solutions and eager to grow into a broader architecture role. You will lead the technical delivery of modern data platform solutions while engaging with clients and internal stakeholders to design, implement, and optimize enterprise-grade data systems.

Responsibilities

• Lead end-to-end development and implementation of scalable data pipelines, data lakes, and cloud-native data platforms 
• Ensure performance, security, and reliability of data solutions through CI/CD, testing, and automation best practices
• Mentor and guide a team of engineers; review code, enforce standards, and foster knowledge sharing
• Participate in solution design with architects and senior stakeholders - contribute to data architecture, system integrations, and technology selection
• Translate business needs into data models, transformation logic, and orchestration workflows
• Gradually take on architecture ownership for projects and support pre-sales with technical scoping and effort estimation
• Work closely with business and technical stakeholders to clarify requirements, demonstrate value, and refine deliverables
• Participate in pre-sales activities: help shape proposals, provide technical insights, and create solution roadmaps
• Stay on top of modern data platform trends (e.g., Data Mesh, Lakehouse, real-time analytics, observability)
• Explore new tools and techniques - contribute to N-iX’s internal Data & Analytics accelerators and reference architectures

Requirements

• 5+ years of hands-on experience in data engineering
• Strong SQL, Python, and Spark skills; 
• Strong expertise in AWS or Azure and modern data platforms (e.g., Snowflake, Databricks)
• Knowledge of Airflow, dbt, Kafka, or similar tools preferred
• Proven experience building data lakes, lakehouses, data warehouses, and streaming pipelines
• Familiarity with architectural concepts like Data Mesh, Data Fabric, and cloud-native data architectures
• Experience leading delivery teams or mentoring other engineers
• Excellent verbal and written communication in English
• Willingness to travel for business (when needed) and to engage directly with clients

Our client, an award-winning global tax services and software provider, is the largest Firm in the world dedicated exclusively to business taxes. With global headquarters in Dallas, Texas, the Firm provides an integrated suite of federal, state, local, and international tax services on a multijurisdictional basis, including tax recovery, consulting, advocacy, compliance, and technology services. The client is a seven-time recipient of the International Service Excellence Award from the Customer Service Institute of America (CSIA) for its commitment to delivering world-class client service.

About project
A VAT recovery system for clients in European countries that would help to automate the regular work of VAT specialist. 

Responsibilities:

• Work closely with client representatives on requirements elicitation
• Work closely with the development team (both N-iX and client), conduct refinement sessions
•  Backlog ownership: prepare well-structured and organized user stories
• Prepare a roadmap of the product in cooperation with a client
• Conduct UAT of a delivered scope
• Deeply understand the product

Requirements:

• Minimum 4 years of commercial experience as a Business Analyst or Product Manager
• At least some experience working with VAT recovery is a must.
• Experience working in the finance domain (or at least education in finance) would be an advantage.
• At least upper-intermediate English, an advanced level would be a plus
• Good theoretical understanding of software development
• Experience working in an Agile environment
• Strong communication skills
• Team player, responsible, and hardworking

We are seeking a proactive Senior Data Engineer to join our vibrant team. As a Senior Data Engineer, you will play a critical role in designing, developing, and maintaining sophisticated data pipelines, Ontology Objects, and Foundry Functions within Palantir Foundry. Your background in machine learning and data science will be valuable in optimizing data workflows, enabling efficient model deployment, and supporting AI-driven initiatives.  The ideal candidate will possess a robust background in cloud technologies, data architecture, and a passion for solving complex data challenges.

Key Responsibilities:

- Collaborate with cross-functional teams to understand data requirements, and design, implement and maintain scalable data pipelines in Palantir Foundry, ensuring end-to-end data integrity and optimizing workflows.

- Gather and translate data requirements into robust and efficient solutions, leveraging your expertise in cloud-based data engineering. Create data models, schemas, and flow diagrams to guide development.

- Develop, implement, optimize and maintain efficient and reliable data pipelines and ETL/ELT processes to collect, process, and integrate data to ensure timely and accurate data delivery to various business applications, while implementing data governance and security best practices to safeguard sensitive information.

- Monitor data pipeline performance, identify bottlenecks, and implement improvements to optimize data processing speed and reduce latency. 

- Collaborate with Data Scientists to facilitate model deployment and integration into production environments.

- Support the implementation of basic ML Ops practices, such as model versioning and monitoring.

- Assist in optimizing data pipelines to improve machine learning workflows.

- Troubleshoot and resolve issues related to data pipelines, ensuring continuous data availability and reliability to support data-driven decision-making processes.

- Stay current with emerging technologies and industry trends, incorporating innovative solutions into data engineering practices, and effectively document and communicate technical solutions and processes.

Tools and skills you will use in this role:

- Palantir Foundry

- Python

- PySpark

- SQL

- TypeScript

Required:

- 5+ years of experience in data engineering, preferably within the pharmaceutical or life sciences industry;

- Strong proficiency in Python;

- Hands-on experience with cloud services (e.g., AWS Glue, Azure Data Factory, Google Cloud Dataflow);

- Expertise in data modeling, data warehousing, and ETL/ELT concepts;

- Hands-on experience with database systems (e.g., PostgreSQL, MySQL, NoSQL, etc.);
- Hands-on experience in containerization technologies (e.g., Docker, Kubernetes);

- Familiarity with ML Ops concepts, including model deployment and monitoring.

- Basic understanding of machine learning frameworks such as TensorFlow or PyTorch.

- Exposure to cloud-based AI/ML services (e.g., AWS SageMaker, Azure ML, Google Vertex AI).

- Experience working with feature engineering and data preparation for machine learning models.

- Effective problem-solving and analytical skills, coupled with excellent communication and collaboration abilities;

- Strong communication and teamwork abilities;

- Understanding of data security and privacy best practices;

- Strong mathematical, statistical, and algorithmic skills.

Nice to have:

-Certification in Cloud platforms, or related areas;

- Experience with search engine Apache Lucene, Webservice Rest API;

- Familiarity with Veeva CRM, Reltio, SAP, and/or Palantir Foundry;

- Knowledge of pharmaceutical industry regulations, such as data privacy laws, is advantageous;

- Previous experience working with JavaScript and TypeScript.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

N-iX is seeking a Senior Software Developer in the AI Services to join our team.
 

About the project: Our client is an established market leader who has been processing over 18 million vehicle claims per year since 2002, with more than 1,000 employees worldwide. They combine AI-based processes and the latest technologies with the knowledge of our automotive experts.
 

Responsibilities:

• Design and implement software solutions in Python in the field of artificial intelligence and machine learning.
• Conceptualize and test scalable applications and services that meet the requirements of our customers.
• Work closely with Data Scientists and other Developers to seamlessly integrate AI models into existing systems.
• Analyze and optimize the performance of AI-Applications to maximize their efficiency and effectiveness.

• Apply your expertise and contribute to the continuous development and improvement of our development processes and methods.

   

Requirements:

• Qualification: A degree in IT, physics, mathematics, or a related field, preferably complemented by a computer science degree, as well as three or more years of experience in development with Python.
• Experience & Know-how: Solid backend experience, hands-on knowledge of FastAPI and core Python, as well as a basic understanding of machine learning and SQL.
• Personality & Working method: Excellent analytical abilities and problem-solving skills, able to work independently and stay well-organized, good team player.
• Technical skills: Experience with Python (NumPy, OpenCV, FastAPI) and AWS ML services, DevOps (GitLab CI/CD, Docker, Kubernetes, NVIDIA Triton), and backend development (REST API, OpenAPI, Swagger).

• Language: Fluent in written and spoken English.

   

Nice-to-have: 

• Experience in AI frameworks, LLM frameworks such as Haystack/LangChain, and PyTorch.

N-iX is looking for a strong Node.js Software Engineer who is eager to become a part of a big team and develop complex solutions working with UI, AI and server-side data processing and communications.

We have lots of opportunity to grow in different directions alongside front-end and back-end development using JS, Typescript, ExpressJS, React.js, Next.js and AWS services.  We run a self-organizing agile team with a strong product lead ownership model using Agile framework where appropriate.

About the client:

Cleverbridge is a platform that provides global e-commerce and subscription billing solutions that help companies build long-term customer relationships and grow revenue streams. With its flexible, cloud-based billing and monetization platform, Cleverbridge integrates seamlessly with client systems, simplifies subscription business models, and delivers an optimized online customer experience.

Responsibilities:

• Designing & developing GraphQL and RESTful APIs for a modern web application
• Designing, building, and maintaining performant, efficient, reusable, and reliable code
• Requirements review and development.
• PCI DSS standard (four-eyes principle), QA, code review
• Writing unit and integration tests
• Problem-solving and root cause analysis
• Communicating with technical experts, product owners and stakeholders
• Sharing and developing your own new ideas, techniques and methodologies
• Working with the different consumers to improve API’s, data usage and integrations.

Requirements:

• A minimum of 5 years of software development experience
• Deep understanding of Next.js, Node.js & Typescript
• Know-how of building APIs from scratch
• Strong expertise working with databases, particularly PostgreSQL but also understanding of other types of database and their purpose.
• Experience working with REST & GraphQL APIs
• Understanding of stateless streaming and event-driven architecture
• Knowledge of general tools in team works: JIRA, Git, Jenkins, IDEs
• Expertise with Kubernetes and other serverless AWS offerings
• Expert experience with unit testing frameworks
• Confident level of English for daily communication
• Experience in e-commerce or marketing domains is a plus

N-iX is seeking a highly motivated and experienced Software Engineer to join team one of our clients. The ideal candidate will have a strong background in C# programming with MS Visual Studio, experience with desktop-based applications, and knowledge of the SNMP protocol.
 

Responsibilities:

• Integrate new functionality into the existing source code, including the ability to edit, copy, and erase device settings via the SNMP protocol.
• Configure and maintain audio settings for mobile devices to ensure compatibility and optimal performance.
• Implement and improve CI/CD pipelines in Microsoft Azure DevOps for automated testing, building, and deployment of new features.
• Develop and maintain desktop-based applications using C# and MS Visual Studio.
• Enhance and optimize the existing UI design to improve usability and user experience.
• Conduct code reviews, debugging, and performance optimization of existing applications.
• Collaborate with cross-functional teams (QA, Product Management, Hardware) to define requirements and deliver high-quality solutions.
• Write and maintain technical documentation for implemented features and system configurations.
   

Required Skills and Experience:

• Experienced 4+ years in C# programming with MS Visual Studio.
• Experienced with desktop-based application development.
• Experienced with the SNMP protocol to unite chargers.
• Experience with audio configuration for mobile devices.
• Experience in standard UI design of existing products.
• Experience with Azure DevOps for building test and final releases.
   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

At N-iX CTO Group, we harness the power of technology to drive innovation and deliver exceptional business value. We specialize in designing and executing industry-relevant solutions that redefine standards in enterprise technology. Join a vibrant team committed to driving large-scale transformation across global enterprises.

As an Engineering Manager at N-iX, you will play a key leadership role in guiding our partners through digital transformation, application modernization, and other large-scale technology programs. You will oversee engineering delivery across multiple engagements, ensuring our teams deliver exceptional technical outcomes and business value.

This role is ideal for a seasoned technology leader with a strong consulting mindset, the ability to manage complexity, and a passion for building high-performing teams that help clients succeed in their most critical initiatives.

Key Responsibilities

• Act as a trusted advisor to client technology executives (CIOs, CTOs, Heads of Product/Innovation).
• Shape and steer digital transformation and modernization programs in partnership with clients.
• Translate business goals into technology strategies, roadmaps, and execution plans.
• Lead engineering execution across multiple accounts and initiatives, ensuring scalability, security, and performance.
• Ensure priorities are kept and delivery is running thru the critical path
• Support with scope management and planning activities
• Establish and enforce best practices in solution architecture, software engineering, DevOps, and cloud adoption.
• Ensure delivery quality, dependency & risk management.
• Mentor and grow senior engineering leaders, cultivating a culture of innovation and technical excellence.
• Drive cross-cutting initiatives to strengthen N-iX practices in modernization, solution development, ERP, and emerging technologies.
• Support presales activities by shaping solutions, proposals, and technical strategy for complex engagements.

Qualifications

• 12+ years of experience in software engineering and architecture, with at least 5 years in senior engineering leadership roles.
• Proven track record leading large-scale enterprise programs, including modernization and digital transformation.
• Deep expertise in cloud platforms (AWS, Azure, GCP), modern architectures (microservices, event-driven, API-first), and DevOps practices.
• Strong consulting and client-facing skills, with experience engaging senior stakeholders in enterprise environments.
• Experience building and scaling high-performing, distributed engineering teams.
• Excellent leadership, communication, and strategic thinking skills.
• Experience in transportation, logistics and enterprise resource planning as a plus 

What We Offer

• Career-defining role driving industry-wide transformation.
• Competitive compensation and leadership incentives.
• Flexible remote / hybrid working model.

Join us to drive an exciting transformation in mobile engineering! As a Senior Mobile React Native Engineer, you will start as part of our centralized mobile team, building and maintaining two React Native apps for the European and U.S. markets. You will collaborate closely with domain experts across the organization to deliver high-quality, mobile-native solutions.

We are moving towards a distributed team model, where each product team will have a dedicated mobile developer responsible for building native views within their domain. This shift will reduce bottlenecks, enhance domain expertise, and accelerate mobile-first feature development.

Must-Have Skills & Technologies:

• Experience: Minimum 6+ years as a Software Engineer, including 4+ years of hands-on experience with React Native.
• Experience with React as a web developer for 1+ years and readiness to potentially write some React Web components.
• Technical Stack: React Native, React Hooks, Redux, Nx (or similar tools), TypeScript.
• App Lifecycle: Integration, testing, code signing, deployment via app stores, CI/CD pipelines (GitLab, Fastlane, Expo EAS).
• API Knowledge: RESTful APIs, GraphQL, and third-party SDKs integration.
• Monitoring & Debugging: Datadog, Firebase Crashlytics.
• Security Practices: OAuth, JWT, encryption, and data privacy compliance.
• Native Module Management: iOS/Android native modules for seamless React Native interaction.
• Testing: Unit testing (Jest, Enzyme), familiarity with E2E testing (Detox, Maestro).
• Design Systems: Experience with Storybook for consistent UI components.

• Strong analytical and communication skills in English.

   

Responsibilities:

• Develop and maintain React Native apps.
• Collaborate with domain experts to build high-quality mobile solutions.
• Initially, work in a centralized mobile team, developing a strong understanding of the mobile ecosystem.
• Transition into domain-specific teams to work on product-specific mobile features.
• Participate in a Mobile Guild to ensure knowledge sharing and best practices across teams.
• Contribute to developing new tools, including GraphQL/BFF layers and CI/CD pipelines.
• Ensure mobile security, performance monitoring, and debugging for production apps.

Nice-to-Have Skills: 

• End-to-End (E2E) Testing: Hands-on experience with Detox or Maestro.
• Mobile Performance Optimization: Experience with performance profiling and optimization techniques.
• Additional Mobile Security: Experience with biometric authentication, secure storage solutions.
• DevOps & Automation: Experience improving CI/CD workflows beyond basic deployment.

• Mobile Accessibility: Knowledge of accessibility best practices for mobile applications.

   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

N-iX is looking for a Middle Support Engineer (Java) to join our support team.

About the project: 

Our customer is the leading school transportation provider in North America, being the owner of more than a half of all yellow school buses in the United States. Every day, the company completes 5 million student journeys, moving more passengers than all U.S. airlines combined and delivers reliable, quality services for 1,100 school districts. 

N-iX has built a successful cooperation with the client delivering a range of complex initiatives. As a result, N-iX has been selected as a strategic long-term partner to drive the digital transformation on an enterprise level, fully remodeling the technology landscape for 55,000 employees and millions of people across North America. 

The working schedule is from 3:00 PM to 00:00 AM Ukrainian time.

Requirements:

• 3+ years JAVA development experience (SpringBoot, Spring, SpringSecurity)
• At least 2–3 years of Tech Support experience are required
• Strong knowledge of relational database management systems (RDBMS)
• Experience in AWS services (S3, CloudWatch, Lambda, ECS, RDS, DMS, SQS/SNS, Glue, VPC, CloudFormation)
• ​​Experience with upgrade/maintenance processes in AWS
• Hands-on experience with AWS SDK
• Proficiency with event-driven systems and Kafka
• Expertise in API documentation using Swagger
• Experience in leveraging R2DBC for reactive database connectivity
• Familiarity with Netty
• Upper intermediate+ English level
• Experience in technical support (issues troubleshooting)
• Excellent communication skills

• Strong analytical and problem-solving skills

   

Would be a plus:

• Experience in React (Web)

• Experience with React-Native (for mobile development)

   

Responsibilities:

• Own support tickets and troubleshooting within the existing tools, and services
• Investigate Technical Issues: reported problems and bugs, identify an issue’s root cause, describe an issue’s symptoms
• Quantify an issue’s scope and propose a solution
• Working with internal cross-functional teams to solve technical problems
• Solving technical problems, demonstrating product value, and communicating clearly and effectively to technical and non-technical audiences
• Troubleshoot areas of poor performance and identify effective solutions to resolve issues both in the immediate future and for the longer term.

• Document support ticket resolution and apply these fixes for customers

   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

N-iX is looking for a Data Specialist with an automotive background to help shape and enhance our vehicle data systems.

About the client:

Our customer is the European online car market with over 30 million monthly users, with a market presence in 18 countries. You will play a pivotal role in shaping the future of online car markets and enhancing the user experience for millions of car buyers and sellers.

Responsibilities:

• Manage the vehicle taxonomy as the basis for presenting classifieds on the customers’ platform spanning Europe and Canada.
• Research on new and established car manufacturers to expand and improve the vehicle Taxonomy
• Integrate and taxonomies from multiple sources into the customers’ internal systems and publish them across various platforms.
• Improve the efficiency of Taxonomy management by exploring advanced technologies and the use of AI.
•  Use metrics on data availability and user interaction to make informed decisions on how to further expand clients’ vehicle Taxonomy.

• Coordinate and execute on cross-functional projects with technical and non-technical teams.

   

Requirements:

• Extensive knowledge and enthusiasm about cars, makes, models, and the general car market.
• Relevant experience in working with information management systems, taxonomies, ontologies, or data modelling.
• Proficiency in SQL.
• Upper-intermediate English proficiency, enabling seamless communication in a global team.
• Exceptional communication skills, with a proactive and collaborative approach.
• Strong self-management skills, a proactive attitude, and a results-driven mindset focused on delivering outcomes efficiently.

Nice-to-have: 

• Proven skills in data retrieval and data research techniques.
• Familiarity with semantic web technologies (e.g. RDF) and familiarity with ontology editors (e.g. Protégé, PoolParty) is a plus.
• Familiarity with agile methods and the software engineering lifecycle.
• First experience in coding or working in software projects is a plus.

We are looking for a highly skilled and enthusiastic Senior Java Engineer (with DevOps skills) to become an integral part of our dynamic team in Kyiv. 

This role offers an exciting opportunity to work on cutting-edge projects involving the integration of third-party hardware, the development of sophisticated in-system customisations, and the creation of robust Java web applications with intuitive front-end interfaces. Beyond development, you will also play a key role in designing, implementing, and supporting Docker setups across various environments and building essential emulators for endpoint devices.

Responsibilities:

• Design, develop, and maintain high-performance Java applications for seamless integration with diverse third-party hardware systems.
• Implement tailored in-system customisations to meet specific client requirements and enhance application functionality.
• Build and enhance Java web applications, encompassing both back-end logic and front-end components, ensuring a responsive and engaging user experience.
• Develop, deploy, and support Docker container setups for various development and testing environments, ensuring efficient resource utilisation and application portability.
• Create and maintain emulators for endpoint devices, facilitating robust testing and development cycles.
• Work closely with the client team to understand requirements, provide technical insights, and deliver solutions that align with business objectives.
• To work from the Kyiv office at least twice per week. 

Requirements:

• Extensive experience with Java 17+
• Proficiency in Spring-Boot and developing RESTful APIs.
• Hands-on experience with Docker.
• Experience with Quarkus for building lightweight, high-performance applications.
• Solid understanding of Thymeleaf and JQuery/JavaScript for building interactive user interfaces.
• Experience with RabbitMQ for asynchronous communication.
• Strong knowledge of PostgreSQL for database management.
• Proficiency with Maven.
• Confident use of standard Linux commands and shell environment.
• Understanding of TCP/UDP and SNMP for network communication.

Nice to have:

• Experience with JavaScript/Typescript and modern front-end frameworks such as Vue.js, Angular, or React.
• Knowledge of Kubernetes for managing containerised applications at scale.
• Familiarity with network management concepts and tools.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers