ruby-labs is hiring a Junior Next.js Developer to join its team in Ukraine. This position is designed for someone early in their web development journey who wants to build practical experience on active Next.js projects. Curiosity and a drive to learn are highly valued here. Role overview In this role, you will join experienced developers working on web applications using Next.js. The team encourages sharing ideas and collaborating closely, so expect to contribute both code and input as you grow your skills. Real product development will be part of your day-to-day work, offering plenty of opportunities to learn by doing. What you will do Work with senior developers on projects built with Next.js Share ideas and contribute code in a team environment Develop your abilities while supporting ongoing product work Requirements Interest in web development and modern JavaScript frameworks Some experience with Next.js or a strong motivation to learn it Located in Ukraine Comfortable working in a team and open to feedback

ruby-labs is looking for a Junior Motion Designer in Ukraine to help bring creative projects to life through animation and video. This position focuses on producing engaging motion graphics and video content that support a range of digital initiatives. What you will do Create animations and motion graphics for digital platforms Develop video content that matches project objectives Collaborate with team members to deliver polished visual assets Offer new ideas and creative approaches to design challenges Requirements Creative mindset with a strong interest in motion design Openness to learning and building new skills Comfort working with feedback and collaborating with others Located in Ukraine

About UsAt Ruby Labs, we are a pioneering technology firm dedicated to the creation and management of groundbreaking consumer products. Our diverse portfolio spans the health, education, and entertainment sectors. We pride ourselves on our innovative teams who are shaping the future of consumer-driven products. Join us in our mission and discover more about our journey at https://rubylabs.com/about-us/.Role OverviewWe are seeking a proactive QA Engineer with a strong focus on manual testing and API validation to ensure the stability of our payments platform amidst frequent releases and urgent hotfixes. Our team operates in a Kanban environment, allowing for flexibility and continuous delivery. You will be responsible for clarifying project scope, creating efficient test coverage, and ensuring rapid delivery without compromising essential payment routes.Your key responsibilities will include risk-based testing of payment flows, end-to-end API validation (including webhooks), and maintaining effective regression and smoke checklists that balance speed with reliability.

About UsAt Ruby Labs, we pride ourselves on being a pioneering technology firm dedicated to developing and managing cutting-edge consumer products. Our expertise spans various sectors, including health, education, and entertainment. Our innovative teams are at the forefront of creating consumer-centric solutions, and we are continually seeking passionate professionals to join our journey. Discover more about our vision and mission on our About Us page.About the RoleWe are on the lookout for a skilled Senior Data Analyst to become a vital part of our fast-expanding team, specifically for our new job application platform designed to simplify the job search experience for professionals.In this role, you will be responsible for gathering, categorizing, and analyzing data to produce actionable reports that facilitate informed decision-making across the organization. Your ability to uncover insights, pinpoint growth opportunities, establish critical benchmarks, and ensure that we deliver a product that meets our customers' needs will be paramount.You will take full charge of data pipelines, analytics, and insights, ensuring that all decisions are supported by accurate data. You will thrive in a professional, dynamic environment where precision is critical, consistently validating that our data is both meaningful and actionable.Why Join Us?Work on an exceptional product: Our platform is innovative, rapidly growing, and changing how individuals transition between professional roles.Make a tangible impact: Your insights will drive product decisions, influence the development roadmap, and enhance user experiences.Confront meaningful challenges: From analyzing user intent across millions of interactions to optimizing conversion funnels, you will tackle complex and engaging problems daily.Grow with us: This is an ambitious journey filled with potential, ideal for someone eager to develop alongside a cutting-edge product and market.Key ResponsibilitiesCollaborate with Product Owners and Data Teams to align on objectives.Develop new dashboards and enhance existing reports, including Product Reports.Conduct user behavior and “aha moment” analyses.Analyze data to generate actionable insights, identify trends and patterns, and provide recommendations to maximize KPIs.

About UsAt Ruby Labs, we pride ourselves on being a pioneering tech firm dedicated to the development and management of cutting-edge consumer products. Our team is passionate about creating impactful solutions in the health, education, and entertainment sectors, and we are continually seeking enthusiastic individuals to become part of our innovative journey. Discover more about our mission and vision at: https://rubylabs.com/about-us/About the RoleWe are on the lookout for a CRO Manager to enhance the optimization of our reverse lookup products. This position is perfect for an individual equipped with a strong background in conversion rate optimization who is eager to expand their expertise while collaborating with seasoned growth leaders.The ideal candidate will possess an AI-driven mindset, adept at integrating structured experimentation, product analytics, and contemporary AI tools to elevate performance across our user funnels, thereby contributing to sustainable product growth.You will uncover optimization opportunities, design and execute experiments, and utilize AI-driven insights to refine user experiences, boost conversion rates, and bolster overall product performance.Partnering closely with the Senior Growth Manager, you will oversee all phases of the CRO process—from research and hypothesis formulation to testing, analysis, and rollout—emphasizing quality execution, organization, and continuous learning.This role demands a proactive approach; you will actively engage in experiments, ensure their precise implementation, and translate insights into tangible improvements.

About UsAt Ruby Labs, we are a premier technology organization dedicated to developing and managing cutting-edge consumer products. Our company thrives on innovation and offers a wide array of opportunities across the health, education, and entertainment sectors. Our dynamic teams are at the forefront of creating consumer-centric solutions, and we are continually seeking enthusiastic individuals to join our mission. Discover more about our journey at: https://rubylabs.com/about-us/About the RoleWe are in search of a seasoned Senior Data Analyst or Lead Data Analyst with extensive expertise in subscription billing analytics and robust technical proficiency in ClickHouse (with a preference for Tinybird experience). In this role, you will take ownership of analytics related to billing and payments: constructing and refining datasets and queries, defining key billing metrics, and producing dashboards that our product, finance, and operations teams depend on daily.Key ResponsibilitiesDevelop and sustain data pipelines using Tinybird and ClickHouse to enhance dashboards and enable self-service analytics.Enhance ClickHouse queries to ensure optimal performance and accuracy.Create and uphold primary billing metrics including gross/net revenue, refunds, chargeback rates, dispute rates, approval rates, churn, LTV, MRR/ARR, and cohort retention.Design and refine dashboards and visualizations for internal stakeholders including Billing, Finance, Product, Support, and Risk teams.Analyze anomalies and data-quality issues (such as spikes in refunds, increasing dispute rates, or drops in approval rates), conducting root-cause analysis and recommending corrective actions.Collaborate with engineering teams on data instrumentation and event tracking to ensure the integrity of billing data.Document logical processes (including metric definitions, table structures, and pipeline operations) and implement quality assurance measures (tests/monitoring).QualificationsMandatory strong experience in subscription billing, encompassing payments, renewals, refunds, and disputes/chargebacks.Advanced knowledge of SQL, including complex joins, window functions, incremental logic, and performance-oriented query writing.Hands-on experience with ClickHouse, focusing on query optimization and data modeling for analytics tasks.Experience in building fundamental ETL/ELT pipelines (scheduling, incremental loads, validation, monitoring).Familiarity with Git workflows (pull requests, code reviews, version control of SQL/data logic).

Role Overview Ruby Labs is hiring a Head of Product based in Ukraine. This leadership position shapes product strategy and guides development, always keeping business goals and customer needs in focus. The Head of Product manages the full product lifecycle, from the earliest concepts through to launch, and builds a collaborative, innovative team culture. What You Will Do Direct product strategy and oversee development processes Ensure product direction aligns with company objectives and customer needs Manage the entire lifecycle for each product, from initial idea to launch Promote innovation and teamwork within the product group Collaborate with engineering, marketing, and sales teams to deliver products that fit market needs and delight users What We Look For Strong background in market analysis and user experience Experience applying agile methodologies to product development Proven ability to lead cross-functional teams and drive product success

Role overview ruby-labs is hiring an Integration Engineer specializing in JavaScript SDK and APIs. The main focus is on enhancing and maintaining integration solutions that connect our products with client systems. This position involves regular collaboration with teams throughout the company. The Integration Engineer will help design, build, and refine features that address client needs and contribute to a stronger user experience. Key responsibilities Improve and maintain integration solutions using JavaScript SDK and APIs Work closely with internal teams to support client requirements Contribute to the design and development of features that enhance the user experience Location This role is based in Ukraine.

About UsRuby Labs stands at the forefront of technology, pioneering and managing cutting-edge consumer products. Our company thrives in various sectors, including health, education, and entertainment. Our dynamic teams are reshaping the landscape of consumer-driven innovations, and we are constantly in search of dedicated individuals eager to make an impact. Discover more about our journey at: https://rubylabs.com/about-us/About the RoleWe are on the lookout for a visionary Head of Product & Growth who will take full ownership of our subscription product's Average Revenue Per User (ARPU), aiming for a remarkable 15% increase each quarter. Your role will extend beyond just driving revenue; you'll be instrumental in optimizing team efficiency, rolling out valuable features, and spearheading product innovations swiftly.Your leadership scope will encompass all operations outside of Marketing, granting you the freedom to refine processes and take comprehensive responsibility for team dynamics. At Ruby Labs, outstanding contributions are not only acknowledged but also generously rewarded—making this an exceptional opportunity for those eager for significant financial rewards tied directly to impactful results.Key ResponsibilitiesLead ARPU growth initiatives targeting a minimum 15% increase each quarter, overseeing all operational components outside of Marketing.Craft the long-term vision and strategy for the product, utilizing market insights, user analytics, and industry best practices to sustain ARPU growth.Prioritize and execute the product roadmap and backlog with a singular focus on revenue amplification, feature deployment, and market readiness.Inspire and manage cross-functional teams to ensure the effective delivery of features, enhancements, and strategic initiatives that maximize monetization efforts.Steer the comprehensive launch process for new features and product upgrades, ensuring swift execution and measurable ARPU enhancements.Develop and refine processes for product development and team operations to optimize efficiency, quality, and speed.Make informed, data-driven resource allocation decisions to prioritize high-revenue potential projects and features.Ensure alignment between product decisions, ARPU targets, and overall business objectives, maintaining transparent communication across the organization.Cultivate a performance-oriented team culture that champions accountability, rapid iteration, and continuous improvement.

Join Our Team as a Project OwnerAt Ruby Labs, we are at the forefront of technology, creating and managing cutting-edge consumer products across various sectors including health, education, and entertainment. We pride ourselves on our innovative teams that are shaping the future of consumer-driven solutions. We are always on the lookout for talented individuals who are passionate about making a difference. Discover more about our journey at: https://rubylabs.com/about-us/Your RoleWe are seeking a Project Owner who transcends traditional project management. As the operational cornerstone of a dynamic product team, you will oversee delivery, structure, and process excellence while leveraging AI tools to enhance team efficiency.This position is ideal for someone who is driven by efficiency, possesses a systems-thinking mindset, and utilizes AI not just as a concept, but as a practical tool for daily execution. Mastery of Notion will be essential, as you manage task boards, documentation, reporting, and automation, continually striving to optimize team operations.If you require constant direction to identify improvements, this role may not suit you.Key ResponsibilitiesOwnership of Delivery & Execution. Guarantee that every project has a designated owner, timeline, and completion criteria, while monitoring progress consistently to identify blockers and risks early on.Process Management. Take charge of Notion task boards, ensuring they are well-maintained, accurately reflect status, and are properly managed across all teams.Task Quality Assurance. Uphold a Definition of Ready standard, ensuring that every task has clear specifications, acceptance criteria, and dependencies before entering a sprint, with weekly audits to maintain quality.AI & Automation Integration. Proactively automate repetitive processes utilizing Notion AI and other automation tools, creating systems that minimize manual tasks across various functions.Reporting & Visibility. Develop and sustain concise reports on team performance and project status, providing weekly updates to leadership without any surprises.

Join our innovative team at ruby-labs as a Forward-Deployed Engineer. In this dynamic role, you will work closely with clients to deploy cutting-edge solutions, ensuring they harness the full potential of our technology. If you are passionate about tackling complex challenges and delivering high-impact results, we want to hear from you!

Join Our Team at Ruby LabsAt Ruby Labs, we are at the forefront of technology, dedicated to designing and managing groundbreaking consumer products in health, education, and entertainment. We pride ourselves on fostering a diverse and innovative environment where passionate professionals can thrive. Discover more about our vision and journey at https://rubylabs.com/about-us/.Role OverviewWe are seeking a Senior User Acquisition Manager to spearhead the execution quality, operational frameworks, and performance metrics within our User Acquisition Department. This hands-on leadership position will report directly to the Head of User Acquisition. You will oversee a team of 3-6 User Acquisition Managers of varying experience levels, holding full accountability for the team’s KPIs, execution precision, ROI, and overall results.Your expertise in creating robust operational processes and maintaining high standards of execution quality will be crucial. This role demands not just theoretical knowledge but a deep, hands-on approach to leadership.The position is high-impact and comes with significant responsibility, where efficiency, results, and ROI will define your success.Key ResponsibilitiesTeam Leadership & Development: Inspire, mentor, and develop a team of User Acquisition Managers, fostering continuous improvement in knowledge, execution quality, and overall performance.Hands-On Performance Management: Engage actively in daily operations; be prepared to dive into ad accounts to troubleshoot, optimize performance, launch campaigns, and exemplify best practices.Budget Management: Oversee a substantial advertising budget exceeding $1M monthly across all networks, ensuring disciplined expenditure, controlled scaling, and performance stability.Core Channel Expertise: Exhibit exceptional proficiency in Facebook Ads, taking primary responsibility for driving user acquisition through this channel.Analytics and Data-Driven Insights: Collaborate with the Analytics team to leverage performance data, identifying insights and growth opportunities while addressing inefficiencies.

About UsRuby Labs is an innovative technology company dedicated to developing and managing cutting-edge consumer products. We provide a broad spectrum of opportunities within the health, education, and entertainment sectors. Our creative teams are at the forefront of consumer-driven innovations, and we are eager to welcome passionate individuals into our vibrant community. Discover more about our journey at: https://rubylabs.com/about-us/About the RoleWe seek a dynamic and strategic Intellectual Property Attorney who will spearhead our IP and competitive legal strategies across our diverse digital product offerings. This role transcends conventional legal protection and reactive enforcement; you will leverage legal frameworks as strategic tools to protect our assets, actively monitor market activities, and apply legal pressure to maintain our competitive edge.Your position will require a high degree of autonomy and discretion, working closely with our leadership team to identify risks, enforce rights, and establish robust legal leverage in fast-paced digital markets.Key ResponsibilitiesDefend and enforce intellectual property and trademark rights across applications, websites, marketing funnels, branding, and visual identity.Proactively identify, document, and evaluate infringements, imitation trends, and borderline practices aimed at capitalizing on our products.Oversee takedown processes, cease-and-desist letters, platform complaints, and other enforcement measures with a strong emphasis on efficiency and effective results.Formulate legal strategies that not only are formally sound but also materially hinder infringing competitors’ operations.Create and implement structured legal enforcement strategies that elevate the costs associated with non-compliance for bad actors.Continuously assess the market and digital ecosystems to pinpoint emerging risks and opportunities for legal advantage.Collaborate with product, marketing, and executive teams to embed IP protection early in branding, naming, and product development processes.Manage external counsel as necessary while retaining strategic control internally.QualificationsDemonstrated expertise in intellectual property law, with a focus on digital products.Exceptional analytical and strategic thinking abilities.Strong communication skills, both written and verbal.Proven track record in managing IP litigation or enforcement actions.Ability to work independently and as part of a team in a fast-paced environment.Legal degree from an accredited institution and admission to practice law.

About UsAt Ruby Labs, we are at the forefront of technological innovation, committed to crafting and managing cutting-edge consumer products. Our diverse portfolio spans the health, education, and entertainment sectors, presenting an array of opportunities for dedicated professionals. Join our passionate teams as we shape the future of consumer-driven solutions. Discover more about our journey at: https://rubylabs.com/about-us/About the RoleWe are on the lookout for a talented designer specializing in both 2D static graphics and motion graphics to enhance our performance marketing team. This pivotal role will involve collaboration on various creative initiatives, contributing significantly to advertising campaigns across multiple platforms.Key ResponsibilitiesCreate captivating 2D banner and motion advertisements for products on major platforms such as Meta, TikTok, and YouTube.Stay informed about the latest trends on Instagram and TikTok, demonstrating a keen sense of timing, spacing, and dynamics in video content.Utilize AI tools to generate images and graphics.Engage in creative brainstorming sessions within the marketing team and share innovative ideas.QualificationsMinimum of 3 years of experience as a 2D Graphic and Motion Designer.Proficient in Adobe Creative Suite, including Photoshop, Illustrator, After Effects, and Premiere Pro.Strong capabilities in both static and motion design.Basic understanding of color theory, composition, and typography.Solid grasp of timing, spacing, and animation dynamics for video content.Familiarity with AI image generation and the ability to craft effective prompts.Creative mindset with a talent for generating and developing fresh ideas.B2 level proficiency in English.A portfolio showcasing examples of 2D banners and motion works is required.Preferred QualificationsUnderstanding of TikTok trends.Interest in staying updated with advancements in the AI industry.

About UsAt Ruby Labs, we are at the forefront of technology, dedicated to crafting and managing innovative consumer products. Our expansive portfolio spans health, education, and entertainment sectors, offering a multitude of opportunities for talented individuals. Our visionary teams are not just shaping the future of consumer-oriented products; they are revolutionizing it. To learn more about our journey, visit: https://rubylabs.com/about-us/About the RoleWe are on the lookout for a Senior Growth Product Manager to spearhead ARPU (Average Revenue Per User) enhancement by enriching product value and amplifying user engagement within our subscription offerings. Your mission will be clear and measurable: to achieve a 15% quarterly increase in ARPU by fostering improvements in retention, engagement, and overall perceived product value.Ideal candidates will be data-driven, innovative product leaders with a proven track record in optimizing retention and engagement metrics. At Ruby Labs, we prioritize results over efforts; success is gauged by the measurable impact you create rather than the hours you commit.If you thrive on delivering outcomes and are eager to make a significant impact on both our products and your professional journey, this is the ideal environment for you to flourish.

KPMG is a globally recognized network of independent professional services firms specializing in Audit, Tax, and Advisory services. Operating under the KPMG brand, member firms of KPMG International Limited deliver unparalleled professional services across 143 countries and territories, with a workforce exceeding 273,000 partners and employees worldwide. Each KPMG firm operates as a distinct legal entity, responsibly managing its own obligations and liabilities.Our team at KPMG comprises highly qualified lawyers with extensive experience in guiding both foreign and domestic investors through the complexities of investment projects in Ukraine. We provide expert advice on a range of challenging corporate matters, including restructuring, currency control, and banking & finance issues.

KPMG* is a global network of independent firms providing audit, tax, and advisory services. For a deeper insight into KPMG in Ukraine, visit this link.Ranked among Ukraine's top 50 employers by Forbes (2023-2024) and among the top 5 employers for youth in audit and consulting, as per a student survey conducted by the branding agency UGEN in 2023-2024, KPMG Ukraine is committed to creating an inclusive workplace. In March 2025, we joined a group of leading companies that signed the Principles of Business Supporting Veterans. We are also recognized as a high-compliance taxpayer, a member of the 'White Club'.We are currently seeking a Junior Auditor who is eager to grow in this field and become a part of our professional team!Why should you join us? Here’s what we offer:Work in teams that create meaningful impacts;Access to internal and external training that enhances professional skills;Participation in national reconstruction projects;Psychological support services (increased consultations for mobilized individuals, veterans, and their families);Comprehensive medical insurance (extended options for veterans);29 calendar days of vacation;5 additional paid health days;Wellness webinars, yoga sessions, book clubs, women’s community, and blood donor community;Flexibility to work remotely or from a comfortable office in the city center;Opportunities for charity and volunteering in support of vulnerable groups, animal care, and a green office;Official salary with tax deductions;Exciting challenges and transparent growth conditions;Contributions and donations towards victory.What awaits you?Execution of initial audit procedures;Preparation of working documents for audit projects;Collaboration with experienced colleagues;Interaction with the tax and consulting sectors of the company.This role is for you if you:Are a student in your 3rd to 6th year or a recent graduate in economic specialties;Possess analytical skills;Have an Intermediate level of English or higher;Enjoy teamwork and have a desire to learn and develop in auditing;Willingness to work in a hybrid format and travel for business trips is expected.* KPMG Ukraine fosters a work environment where everyone has opportunities for development and career building: the company adheres to a zero-tolerance policy towards any form of discrimination based on age, gender, sexual orientation, or disability. We respect diverse opinions and experiences as we believe this enriches our work culture.

About UsAt Ruby Labs, we are at the forefront of technological innovation, developing and managing cutting-edge consumer products across various sectors, including health, education, and entertainment. Our dedicated and diverse teams are committed to shaping the future of consumer-focused solutions. Discover more about our journey and vision at: https://rubylabs.com/about-us/About the RoleAs the Head of User Acquisition, you will spearhead the transformation of our User Acquisition strategies across the organization. You will manage a high-performance department that provides UA-as-a-Service to our various product teams. Your role involves centralizing operations, enhancing efficiencies, and formulating a cohesive strategy for all paid traffic channels. You will mentor and manage a talented team of UA Managers, while serving as a strategic and operational liaison between product development, creative design, and analytics. This is a pivotal leadership position ideal for an individual who excels in complex, data-driven environments.Key ResponsibilitiesEstablish and lead a centralized User Acquisition Department for our subscription products.Formulate and oversee the comprehensive UA strategy across diverse platforms including Meta, TikTok, Google, Snapchat, and Pinterest.Create scalable processes, standard operating procedures, testing frameworks, and robust reporting systems.Develop and implement UA OKRs/KPIs to measure success at both departmental and individual levels.Mentor and manage a team of cross-platform UA Managers embedded within various product teams.Lead the recruitment, onboarding, training, and performance evaluation processes within the UA function.Cultivate a high-performance culture that encourages collaboration, talent development, and growth.Manage substantial budgets across all platforms and products, ensuring favorable CAC and positive ROAS.Develop and execute strategic growth initiatives informed by LTV:CAC ratios, retention metrics, onboarding conversion rates, and ARPU.Collaborate with data science teams to enhance advanced analytics and attribution models.Oversee the testing roadmap, including A/B tests, geo-expansion strategies, channel scaling, and creative enhancements.

About UsAt Ruby Labs, we pride ourselves on being at the forefront of technological innovation, dedicated to developing cutting-edge consumer products that enhance lives. Our diverse portfolio spans the health, education, and entertainment sectors, and we thrive on pushing the boundaries of what's possible. We are always on the lookout for enthusiastic individuals who share our passion for innovation. To learn more about our journey and values, visit: https://rubylabs.com/about-us/About the RoleWe are excited to invite a Billing Data Analyst to our dynamic Billing and Data team. In this pivotal role, you will be instrumental in analyzing financial performance, billing trends, and operational risks, thereby influencing strategic decisions and enhancing overall billing efficiency across our product range. This position requires a blend of analytical expertise, statistical acumen, and collaborative spirit.