Jobs

BillionRent is a fast-growing luxury car rental marketplace in Europe. We are building a product that allows clients to book premium cars with:

• guaranteed availability
• fixed pricing
• exact car selection
• fast and seamless booking

The product is already live, with Italy as our core market — and now we are scaling.

We are looking for a Supply & Partnerships Lead (Italy) — a key role responsible for developing and scaling the supply side of the business.

You will own the partner network in Italy: build it, grow it, and make it commercially effective. Your work will directly impact revenue, availability, and the overall success of the product.

What you will do

Build & scale supply

• Develop and expand a network of premium and luxury car partners
• Activate existing partners and onboard new ones
• Identify key cities, categories, and growth opportunities

Drive partnerships & negotiations

• Lead negotiations with partners and define commercial terms
• Build strong, long-term relationships
• Ensure competitive pricing and high-quality supply

Partner success & operations

• Bring partners to full operational readiness
• Ensure accurate inventory, pricing, and availability
• Support partners through initial deals and early stages

Manage performance

• Monitor partner performance and engagement
• Identify gaps and improve coverage across cities
• Optimize supply structure based on demand

Lead and improve execution

• Manage a small B2B team (or build it over time)
• Set priorities, drive execution, and maintain transparency

What we are looking for

• Fluent Italian (must-have)
• English B2+ (for international communication)
• Experience in B2B, partnerships, sales, or business development
• Strong negotiation skills and commercial mindset
• Ability to take ownership and drive results
• Experience managing people or leading processes
• Hands-on approach — comfortable working in a fast-moving environment
•  

Nice to have

• Experience working with the Italian market
• Marketplace or aggregator experience
• Background in mobility, automotive, travel, or luxury segments
•  

What we offer

• Remote full-time role
• High-impact position with real ownership
• Direct collaboration with founders
• Fast decision-making and minimal bureaucracy
• Opportunity to build and scale a key business function

The Media Trader is responsible for performing all assigned activities related to trade desk planning and managing programmatic advertising campaigns for online advertising clients. Media Trader will execute and optimize display, video, and mobile programmatic or real-time bidding (RTB) campaigns.

RESPONSIBILITIES:

· Understand the programmatic media landscape trading for clients that include Display, Video, Native, CTV, DOOH and Mobile

· Understands Marketing attribution and cross channel measurements Develop strategies to achieve campaign goals.

· Execute programmatic campaigns from the RFP through client reporting in Multiple Demand Side Platforms. (The Trade Desk, OneView, DV 360, Amazon, etc).

· Ability to extract and deliver insightful findings for optimization purposes and client reports.

· Build and evolve relationships as a point of contact with media vendors and technology partners, day to day clients, and internal teams.

· Coordinate with exchange partners to optimize and troubleshoot as necessary.

· Work through ROI models to ensure ad systems get more profitable over time.

· Liaise with internal partners such as Account Management, Media and Ad Ops teams to implement and execute campaigns.

· Produce analytical, status and campaign performance reports.

· Collaborate with the trading desk team on RFP’s, strategy, and other duties as necessary.

QUALIFICATIONS & SKILLS:

· Demonstrated ability coordinating diverse groups of people to a successful outcome

· Effective time management in a fast-paced, deadline-driven environment

· High level of accuracy and attention to detail

· Able to handle multiple assignments and prioritize tasks based on shifting needs

· Excellent writing, editing and communication skills using a variety of media

· Excellent project management and organizational skills and ability to work independently

· Proficient in Microsoft Office Suite and Adobe Acrobat and able to quickly master internal systems and applications.

EDUCATION & EXPERIENCE:

· BA/BS degree required, with concentration in Marketing, Math or Statistics a plus

· 1+ years’ experience

· Knowledge of demand Side Platforms

· Proven self-starter with ability to work independently and collaboratively with minimal supervision.

· Ability to perform in a fast paced environment with dynamic job responsibilities and priorities.

· Strong analytical, written and interpersonal skills.

· Knowledge of MS Excel (Pivots and Macros a plus).

· Understanding of how the Web functions.

· Experience with web languages including HTML, JavaScript, and SQL a plus.

· Experience in digital agency advertising a plus.

Readiness to work from 15:00 till 23:00 in order to have an optimal overlap of work hours with USA based teams.

WE OFFER:

• Flexible working hours;

• Comfortable working place;

• Medical insurance after the trial period ending;

• Team-building activities;

• 24 paid vacation days per year;

• 5 paid sick leave days per year.

We create a global IoT product with an open-source ecosystem that has already gathered over 20k stars on GitHub. Our platform allows companies to connect devices, collect and analyze data in real-time, manage equipment, and visualize information across various sectors - from smart cities to energy and agriculture. 

We are looking for a Sales Manager who is ready to turn the success of our technology into strategic partnerships by working with large companies around the world.

Responsibilities

• Work with warm leads, helping clients understand the product's value and bringing deals to a successful close.
• Build long-term relationships with current clients and system integrators.
• Present our software, explaining complex technical solutions in simple language adapted to the client's needs.
• Collaborate with development, support, and marketing teams to achieve common results.
• Manage correspondence and meetings where it is critical to feel the "tone of voice" or show empathy.

Requirements

• 1+ year in B2B sales (SaaS, Software, or IoT is a plus).
• English level B2 and higher (ability to freely conduct negotiations and correspondence).
• Understanding of the full sales cycle.
• Experience with CRM systems.
• Strong negotiation skills.

Our ideal candidate possesses the following competencies

• Autonomy – the ability to effectively plan and perform work without constant supervision, seek solutions independently, and adapt to new challenges.
• Responsibility – the ability to take full responsibility for the result of one's work.
• Mature/Constructive Communication – the ability to build effective interaction based on respect, express opinions without aggression, and feel the client's "tone of voice" (empathy).
• Simplicity – the ability to simplify complex things.

What We Offer

• Work on a global product (open-source IoT, over 20k GitHub stars).
• Clear tasks and team support.
• Career growth and regular reviews.
• Medical insurance or compensation program.
• 17 vacation days and 10 sick leaves.
• Corporate English classes.
• Comfortable office in Kyiv (Podil) + flexible schedule.

Are you passionate about transforming complex datasets into actionable insights that shape strategic decisions? This Senior Data Analyst role offers the chance to work on cutting-edge pricing optimization projects for global retail brands, leveraging advanced analytics to drive measurable business impact.

We at Sigma Software are looking for a Senior Data Analyst to join our Data Analytics and Pricing Optimization team. The role is senior-level, full-time, and based in Ukraine, Europe, with flexibility to collaborate with international teams.

Why join us? You’ll work alongside Data Scientists on innovative pricing experiments, contribute to projects that influence market positioning worldwide, and be part of a company that values innovation, global reach, and professional growth.
CUSTOMER
Our customer is a leading retail technology company specializing in pricing optimization software. They partner with global retailers to enhance profitability and competitiveness through data-driven strategies and advanced pricing models. Known for their innovative approach, they deliver solutions that combine business intelligence with cutting-edge algorithms to maximize value for clients.
PROJECT
The project involves implementing and optimizing a sophisticated pricing platform for large-scale retail operations. You’ll work on aligning platform capabilities with client needs, designing pricing experiments, and ensuring adoption through training and support.

Key Technologies: SQL, Python/R, Power BI, Tableau, Looker, Revionics, DemandTec

Job Description

• Analyze business and pricing processes to identify optimization opportunities
• Conduct discovery sessions to understand client needs and processes
• Recommend improvements based on best practices
• Align platform capabilities with client requirements
• Design and validate pricing experiments with Data Scientists
• Configure pricing platform for optimal client setup
• Deliver user training and ongoing support
• Monitor pricing performance and share insights
• Drive user adoption and recommend strategies to maximize platform value

Qualifications

• 5+ years in pricing analytics, data analysis, or related field
• Strong analytical and problem-solving skills
• Proficiency in Excel/Google Sheets and BI tools (Power BI, Tableau, Looker)
• Advanced SQL skills and proficiency in Python or R
• Understanding of data structures, modeling, and warehousing
• Experience in data cleaning and quality assurance
• Proven delivery of impactful analytics solutions
• Knowledge of market analysis, customer segmentation, and psychological pricing
• Excellent communication and stakeholder management skills
• Upper-Intermediate English or higher

WILL BE A PLUS

• Pricing strategy experience (cost-plus, value-based, competitive models)
• Dynamic pricing and price elasticity analysis
• AI/ML applications in pricing
• Familiarity with pricing intelligence tools
• Experience with retail pricing software
• Knowledge of pricing-related legal restrictions

Project Description:

We are seeking a skilled, hands-on Data Engineer with demonstrated experience in Databricks, Apache Spark, Python, and real-time data streaming solutions.

Responsibilities:

- Implement resource composition logic provided by the Product team into scalable and efficient PySpark code.

- Develop, optimize, and maintain PySpark applications within the Databricks environment.

- Utilize and maintain existing CI/CD pipelines in Databricks for automated build, testing, and deployment.

- Write and maintain unit tests to ensure high code quality and reliability.

- Perform data validation and quality checks to ensure compliance with defined business rules

- Support and manage production deployments, ensuring system stability and performance.

- Troubleshoot and resolve issues across development, testing, and production environments.

- Collaborate with Product, QA, DevOps, and healthcare domain teams to ensure accurate implementation.

- Maintain technical documentation for code, workflows, and deployment processes.

- Pull from and push code to GitHub repositories, following version control and branching best practices.

Mandatory Skills Description:

- 5+ years of experience in data engineering roles

- Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).

- 4+ years of experience with Databricks data pipelines

- Strong hands-on experience with PySpark and/or Apache Spark.

- Experience working with CI/CD pipelines and DevOps best practice.

 Proficiency with CI/CD, GitHub (pull requests, branching, code reviews).

- Experience writing unit tests and performing data validation

- Experience supporting production systems and deployments

- Strong analytical and troubleshooting skills.

Nice-to-Have Skills Description:

- Knowledge of FHIR (Fast Healthcare Interoperability Resources) standards.

- Experience with healthcare data integration projects.

- Familiarity with REST APIs and FHIR server integrations.

- Experience in Agile/Scrum development environments.

Our client is a global integrated Shipping Services company, recognized for its independent and innovative approach. As a niche carrier, they operate select trades where they provide superior service, ensuring stability, reliability, and flexibility for their customers worldwide. By maintaining strategic partnerships with major carriers and offering alternative line structures, they stand out in a market dominated by alliances.
We are seeking a Senior Java Full Stack Engineer to join our dynamic development team. This is a hands-on role involving the full development cycle—from design and architecture to development and deployment—with a focus on innovative applications. You will work in an XP environment, collaborating remotely with pairing practices to deliver high-quality solutions.

Responsibilities:

• Full stack development of innovative applications using Java, Spring, and React.
• Own the entire development lifecycle, including design, architecture, development, and DevOps.
• Work in an XP environment with remote pairing.
• Develop reactive UIs and modern front-end experiences.
• Implement and maintain microservices-based architectures.
• Contribute to TDD/BDD development using frameworks such as JUnit, Jasmine, Mockito, Protractor/Selenium.
• Deploy and manage cloud/hybrid solutions and containerized applications (Kubernetes, Cloud Foundry).
• Apply design principles like service discovery, circuit breakers, and scalable microservices.
• Switch effectively between different technologies and tasks in a fast-paced environment.

Requirements:

• BS degree in Computer Science or equivalent experience.
• 5–6+ years of full stack development experience.
• 5–6+ years of Java and Spring development; experience with Kotlin is an advantage.
• 2+ years of front-end development with React (or other modern JS frameworks).
• Experience with functional programming and Java Streams.
• 2+ years of experience in TDD/BDD using JUnit, Jasmine, Mockito, Protractor/Selenium.
• 2+ years of experience with microservices, Spring Boot/Cloud, and DevOps practices including Jenkins.
• Experience designing, developing, and deploying cloud/hybrid-based solutions.
• Experience with container-based environments (Kubernetes, Cloud Foundry).
• Familiarity with modern design patterns and architecture principles: microservices, service discovery, circuit breaker.
• Strong problem-solving skills, critical thinking, and ability to assess a broad range of information solutions.
• Excellent English communication skills (verbal and written).

Nice-to-Have:

• Experience in Kotlin development.
• Experience in developing reactive UIs (Reactive JS).

Hey everyone!

We are looking for Middle DevOps.

Exciting opportunities in the blockchain/web3 domain, no micromanagement, fully remote work, and a friendly atmosphere.

Boosty Labs is a leading software development company and venture studio specializing in Web3, Blockchain, Fintech, AI, and Cloud solutions, with a team of 150+ skilled experts. Since 2017, we have completed over 250 projects for industry leaders like Ledger, Consensys, Near, and many others, delivering custom solutions for businesses of any size.
 

Team: Lead DevOps + DevOps.

Requirements:

• Over 2 years of experience in DevOps
• Experience with monitoring and logging tools (Prometheus, Grafana, ELK Stack)
• Strong experience with AWS or DigitalOcean, including deployment and infrastructure management
• Proficiency in Docker and Kubernetes for containerization and orchestration
• Experience with GitHub Actions for CI/CD pipelines
• Solid Linux administration skills; scripting in Bash and/or Python
• Knowledge of PostgreSQL — setup, backups, performance tuning, and optimization
• Familiarity with Infrastructure as Code tools such as Terraform or CloudFormation
• Upper-intermediate-level of English

Nice-to-have:

• Experience with GCP/Azure
• Development experience in Rust, Go, or similar
• Understanding of blockchain technologies or experience deploying blockchain nodes

Responsibilities:

• Manage AWS/DigitalOcean infrastructure and Kubernetes clusters
• Build CI/CD pipelines in GitHub Actions
• Maintain PostgreSQL (setup, optimization, backups, replication)
• Setup monitoring (Prometheus, Grafana, logging)
• Write Terraform and automation scripts
• Incident response and post-mortems

 

What we offer:

• Remote working format
• Flexible working hours
• Informal and friendly atmosphere
• The ability to focus on your work: a lack of bureaucracy and micromanagement
• 20 paid vacation days
• 7 paid sick leaves
• Education reimbursement
• Free English classes
• Psychologist consultations

Recruitment process: Recruitment Interview — Final interview

Job Description

5+ years of experience in applied machine learning or data science roles
Strong proficiency in Python
Experience developing, training, and optimizing models with a focus on timeseries data analysis
Solid understanding of data preprocessing, feature engineering, and model evaluation methods
Familiarity with MLOps workflows and collaboration with platform engineers for model deployment
Experience with any of the following: Amazon Sagemaker, MLFlow, Vertex AI
Strong problem-solving, communication, and collaboration skills
Strong understanding of data structures, algorithms, and software engineering principles.
Hands-on experience with cloud platform (AWS) is a plus

Job Responsibilities

Design and develop machine learning models. ML Engineer will handle model selection, implementation, training, testing, and optimization, ensuring models meet requirements and achieve learning standards.
Model Lifecycle Management.
Onboard new ML models onto the existing platform with standardized training automation and interfaces.
• Collaborate with DevOps and data engineers to deliver end-to-end solutions:
• Manage and optimize big data and training data pipelines for cost and reliability.
• Oversee, maintain and enhance CI/CD operations for ML services"

Department/Project Description

We are seeking a highly skilled and motivated Sr. ML Engineer to join our team and contribute to the development for a leading telecommunications provider.

Skill Category

AI/ML

Keyskills - Must Have

• Machine Learning
• Python

Keyskills - Nice to Have

• Amazon SageMaker
• AWS

We are building an internal Apps Factory — a portfolio of subscription-based mobile apps (utilities, edtech, productivity, lifestyle) and a scalable growth engine powered by Meta, Google and other paid channels.
 

We are looking for a Senior UA who will own this engine end-to-end:

strategy → funnels → channels → automation → team
 

Responsibilities

• Build and execute UA strategy across Meta, Google and other paid channels.
• Own and scale Web2Web, Web2App and in-app funnels.
• Work closely with Product, Monetization, Creative and Analytics teams.
• Set up and improve attribution & tracking (AppsFlyer / Adjust, CAPI, server-side events, UTMs).
• Analyze CAC, LTV, ARPU, ROAS, retention and cohorts.
• Build automation and scalable UA processes.
• Lead and mentor UA specialists.
   

Requirements

• 3+ years of experience in User Acquisition / Performance Marketing.
• Required: experience working with mobile subscription apps (B2C). This is critical for this role.
• Strong hands-on experience with Meta and Google Ads.
• Experience scaling Web2Web, Web2App or app funnels.
• Experience with attribution tools (AppsFlyer, Adjust or similar).
• Strong understanding of CAC, LTV, payback and unit economics.
• English B2+.

We offer

• Salary above market level.
• Learning opportunities and employee benefits.
• Office in Prague or Warsaw, or remote work.
• New MacBook.
• Friendly and professional atmosphere.

We are looking for a talented Junior React Developer to join our growing team. You will collaborate with experienced developers to build, improve, and maintain modern and user-friendly web applications using React.  

Responsibilities: 

• Develop and maintain web interfaces using React 
• Build and update reusable UI components 
• Improve and support existing web applications 
• Fix UI bugs and implement small enhancements 
• Collaborate with developers, designers, and product owners 
• Follow design guidelines and technical requirements 

• Participate in code reviews and team meetings 

   

Requirements: 

• From 0.5 year of experience with JavaScript/TypeScript 
• Some experience with React (components, props, state, hooks) 
• Knowledge of HTML5 and CSS 
• Basic understanding of REST APIs 
• Familiarity with Git 
• Ability to use AI tools (such as ChatGPT or Copilot, etc.) to support development tasks 
• Willingness to learn and grow as a developer 
• Ability to manage tasks and meet deadlines with guidance 

• Upper-Intermediate level of English 

   

Would be a plus: 

• Some experience with Redux or other state management tools 
• Understanding of SPA applications 
• Basic experience with build tools (e.g. Webpack) 
• Personal or pet projects in React 

We offer: 

• Collaborative Environment: Join a team that values collaboration, creativity, and mutual respect 
• Career Growth: Performance reviews and constructive feedback 
• Generous Time Off: 20 paid vacation days and 15 sick leave days annually, ensuring you have the time to recharge 
• Professional Development: We support your growth by compensating for courses, certifications, and other educational opportunities 

• Flexible Work Options: Work remotely from the comfort of your home or join us in our modern Kyiv office 

   

Recruitment Process:  
1. Initial Screening (Application Form)  
2. Interviews Stage
3. Job Offer  

If you have any questions or need clarifications, feel free to reach out to our Talent Hunter Team by email. 

• Project Description:

  Our Client is one of the leading manufactures of dental and oral health products. As part of Company strategic evolution, we participate in development of a new cloud platform which will combine high quality of current intellectual property Company has, with power of Cloud technologies. As part of team you will have unique chance to increase quality of dental services all over the world and work with professionals from all over the world on high loaded demanded system.

   

• Responsibilities:

  - Development of company-wide UI component library
  - Participation in the code review process
  - Collaborative work in an Agile environment together with the engineering team and product owners

   

• Mandatory Skills Description:

  - Total years in IT: 5+ years
  - Flutter (4+ of commercial experience with Flutter). In-depth Flutter framework knowledge
  - Experience in building/publishing software libraries for use by other parties
  - Dart
  - Languages: English at least Upper-Intermediate

   

• Nice-to-Have Skills Description:

  - Experience with the development of web applications
  - Bitbucket
  - Jira/Xray
  - Google Cloud Platform CI/CD
  - Scrum framework

We're seeking a Software Java Engineer with 5+ years of experience to help build and scale the backend services that power our content discovery, licensing, and delivery platforms across all of our content libraries. You'll join a team that's passionate about clean architecture, performance, and solving complex challenges at scale. If you thrive in a collaborative environment and love building robust APIs, data-driven systems, and data modeling we'd love to hear from you.

What You'll Do:

• Design, implement, and maintain backend services using Java, Spring Boot, and the broader Spring ecosystem.
• Build and evolve RESTful APIs that power content metadata, search, recommendation, and licensing workflows.
• Work with Kafka to build event-driven and real-time processing systems.
• Use SQL and work with relational databases to support structured content metadata.
• Partner with data and analytics teams to model data in data warehouses, supporting reporting and analytics use cases.
• Build and maintain DBT models to transform raw data into clean, usable datasets.
• Leverage the AWS ecosystem for service deployment, data storage, and pipeline orchestration.
• Contribute to technical discussions, system design, and code reviews.

Requirements:

• 5+ years of professional backend development experience.
• Strong proficiency in Java, with experience using Spring Boot and Spring Framework.
• Experience designing and consuming REST APIs.
• Familiarity with Kafka or other message streaming platforms.
• Solid understanding of relational databases and writing optimized SQL.
• Comfortable working with GraphQL.
• Exposure to Python.
• A collaborative mindset with strong communication skills.
• A passion for clean code, scalable systems, and continuous learning.

Nice-to-Have:

• Practical experience working with data warehouses and DBT for data transformation and modeling.
• Hands-on experience working with the AWS ecosystem (especially Aurora/Dynamo DB).
• Experience working with Node.js and/or Typescript.
• Knowledge of containerization and orchestration (Docker, Kubernetes).
• Experience with Databricks/Snowflake.
• Background in building systems for search, metadata enrichment, or digital asset management.

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

What We Seek:

- Proficiency in JavaScript programming.

- Hands-on experience with React and Node.js.

- Strong teamwork abilities.

- Upper-Intermediate level of English proficiency.

- Knowledge of React Native or Python would be a plus

What We Offer:

- Opportunity to bring your ideas to life and lead the entire process.

- Flexible 40-hour workweek with the option for hybrid or remote work

- Competitive salary featuring regular compensation reviews.

- Paid vacation (20 business days) and sick leave

- A cozy office located near the center of Lviv.

- Friendly, open-minded team with minimal bureaucracy

What We Seek:

- Proficiency in JavaScript programming.

- Hands-on experience with React Native and Node.js.

- Strong teamwork abilities.

- Upper-Intermediate level of English proficiency.

- Knowledge of Python would be a plus

What We Offer:

- Opportunity to bring your ideas to life and lead the entire process.

- Flexible 40-hour workweek with the option for hybrid or remote work

- Competitive salary featuring regular compensation reviews.

- Paid vacation (20 business days) and sick leave

- A cozy office located near the center of Lviv.

- Friendly, open-minded team with minimal bureaucracy

We are expanding and looking for a Senior Facebook & Native Campaign Manager to join our growing team. We’re a fast-moving Performance Marketing company passionate about delivering outstanding results through cutting-edge digital advertising campaigns. We’re seeking a talented and proactive Senior Campaign Manager with deep expertise in Facebook and Native traffic who’s ready to take ownership of high-budget campaigns and push them to peak performance. If you excel under pressure, thrive on testing and scaling, and love working in a collaborative, fast-paced environment - we want to hear from you!

Responsibilities:
● Campaign Management: Independently develop, launch, optimize, and scale digital advertising campaigns across Facebook, Taboola, Outbrain, Bing.
● Take full ownership of budgets, strategies, optimizations, and daily management.
● Campaign Innovation: Continuously test creatives, audiences, bidding strategies, and placements.
● Research and implement new strategies, creative ideas, and best practices to keep campaigns ahead of the curve and maximize results. Proactively research and adopt new strategies, formats, and best practices.
● Analyze data, identify trends, and implement actionable optimizations to maximize ROI.
● A/B Testing and Analysis: Design and implement A/B tests across creatives, audiences, and strategies; analyze results to optimize performance.
● Reporting and Insights: Regularly monitor, analyze, and report on campaign performance; proactively identify opportunities for improvement for yourself and the team.
● Collaboration: Work closely with internal teams, sharing insights, best practices, and contributing to broader marketing initiatives. Share successful learnings, insights, and best practices with the wider team to drive overall team success.

Requirements:
● 2+ years of hands-on experience managing Facebook and Native campaigns — MUST.
● Experience in Gaming, CFD, or Casino verticals - huge advantage.
● Proven track record of scaling campaigns with healthy profit margins and large budgets.
● Strong analytical skills and a data-driven approach to decision-making.
● Exceptional multitasking and organization abilities.
● Deep understanding of A/B testing, tracking, and performance reporting.
● Proactive, results-oriented, and comfortable taking initiative.
● Thrive in a fast-paced, high-performance marketing environment.
● Team player with excellent communication skills.
● A strong desire for continuous learning and growth, personally and for the team.