XFlow

Junior User Acquisition Manager

Senior Unity Developer

Senior QA Automation Engineer

Middle Python Engineer

Senior Fullstack Engineer (Go/TypeScript)

Marketing Designer

Product Owner

Lead Game Designer

X-FLOW is a mobile game development company known for Happy Color. We are seeking a passionate Junior UA Manager to join our top-performing product team. This role involves managing user acquisition channels, supporting strategic initiatives, utilizing analytics tools for data-driven decisions, and participating in creative testing processes to drive user growth and expand skills in user acquisition.

<p class="my-4 text-gray-700 leading-relaxed">X-FLOW is a mobile game development company established in 2018. We gained recognition after the release of Happy Color, the most popular digital coloring book and one of the most successful ad-driven mobile apps in the world. We take pride in our diverse and talented team and partners, spread across the UK, Cyprus, the Netherlands, and other regions worldwide.</p><p class="my-4 text-gray-700 leading-relaxed">We are working with the biggest networks in the industry and their teams - Google, Facebook, Unity, Apple Search Ads etc. We combine data, new technologies and creativity to be the leaders on Google Play and App Store!</p><p class="my-4 text-gray-700 leading-relaxed">We are looking for a passionate Junior UA Manager to join a top-performing product - a true leader in its category, supported by a strong and friendly team and deep industry expertise. If you have a keen interest in driving user growth and are eager to expand your skills in UA, this is the perfect opportunity for you to contribute to exciting projects and advance your career.</p><h3 class="text-xl md:text-2xl font-bold mt-8 mb-3 text-gray-800">Responsibilities:</h3><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Manage various user acquisition channels (social media, incentivized networks, video platforms) by helping to create, monitor, and optimize UA campaigns.</li><li class="leading-relaxed">Support the development of strategic initiatives by conducting research and testing different hypotheses under the guidance of senior team members.</li><li class="leading-relaxed">Utilize internal and external reporting and analytics tools to gather data and contribute to data-driven decision-making processes.</li><li class="leading-relaxed">Participate in creative testing processes and help track and analyze competitors’ creatives to stay informed about trends in ad tech and mobile growth.</li></ul><h3 class="text-xl md:text-2xl font-bold mt-8 mb-3 text-gray-800">Requirements:</h3><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">About 1 year of experience in user acquisition within the mobile game development industry.</li><li class="leading-relaxed">Basic knowledge of at least one ad platform (e.g., Meta Ads, Google UAC, Applovin, ASA) and a willingness to learn more.</li><li class="leading-relaxed">Understanding of fundamental UA goals and KPIs such as CPI, CPA, ROAS, and LTV.</li><li class="leading-relaxed">A strong desire to grow and develop in user acquisition.</li><li class="leading-relaxed">English proficiency at B2 (upper intermediate) level or higher.</li></ul><h3 class="text-xl md:text-2xl font-bold mt-8 mb-3 text-gray-800">What We Offer:</h3><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Competitive salary and benefits package.</li><li class="leading-relaxed">Opportunity to work with a talented and passionate team in a creative and dynamic environment.</li><li class="leading-relaxed">Flexible working hours and remote/office work options.</li><li class="leading-relaxed">Career growth and professional development opportunities.</li><li class="leading-relaxed">A fun and inclusive company culture that celebrates diversity and creativity.</li></ul><p class="my-4 text-gray-700 leading-relaxed">Join us and let’s create great content together!</p><p class="my-4 text-gray-700 leading-relaxed"><em>When you apply for this role, we process your personal data in accordance with our Candidate Privacy Notice (<a href="https://xflowgames.com/candidate-privacy-notice" target="</em>blank" rel="noopener noreferrer" class="text-blue-600 hover:text-blue-800 hover:underline transition-colors duration-200">https://xflowgames.com/candidate-privacy-notice</a>)._</p>

thumbnail_Rockstar.webp

Rockstar.webp

Rockstar Jobs

thumbnail_EA.webp

EA.webp

EA Jobs

thumbnail_Playstation.webp

Playstation.webp

Playstation Jobs

small_Ubisoft.webp

thumbnail_Ubisoft.webp

Ubisoft.webp

Ubisoft Jobs

thumbnail_Epic Games.webp

Epic Games.webp

Epic Game Jobs

thumbnail_Riot Games.webp

Riot Games.webp

Riot Jobs

08cafc09dac48d655284704f063dc64e.webp

CDPR Jobs

80ad888d-4837-48d9-8b65-0ffdee910f35.webp

Krafton Jobs

thumbnail_a14feb4b393500244d0b8864bda07b2c.webp

a14feb4b393500244d0b8864bda07b2c.webp

Twitch Jobs

thumbnail_865c7fd0-1ffd-4000-80b6-1e69d6665257.webp

865c7fd0-1ffd-4000-80b6-1e69d6665257.webp

Larian Jobs

thumbnail_02_21_2024__11_00_53.webp

02_21_2024__11_00_53.webp

Wargaming Jobs

medium_naughty dog.webp

small_naughty dog.webp

thumbnail_naughty dog.webp

naughty dog.webp

Naughty Dog Jobs

large_netflix.webp

medium_netflix.webp

small_netflix.webp

thumbnail_netflix.webp

netflix.webp

Netflix Jobs

large_supercell.webp

medium_supercell.webp

small_supercell.webp

thumbnail_supercell.webp

supercell.webp

Supercell Jobs

zynga_logo.jpg

Zynga Jobs

Test your Unity Animations knowledge with this quiz! Explore concepts like Animator Controller, Blend Trees, and many more.

Test your Unity UI knowledge with this quiz! Explore essential concepts like Canvas, EventSystem and many more. 

Challenge yourself with this Unity Input System quiz! Test your skills in input mapping, device handling, and action events.

Take your Unity skills to the next level with Part 3 of this quiz, covering scripting, physics, rendering, and performance optimization!

Test your Unity expertise with this quiz, covering initialization to advanced rendering and physics!

Test your Unity knowledge with this comprehensive quiz, covering everything from MonoBehaviour basics to advanced physics, rendering, and optimization techniques across multiple difficulty levels!

Assess your knowledge of Unity's Rigidbody component and its advanced physics interactions with this in-depth quiz!

Test your understanding of Unity’s Physics, Movement, and MonoBehaviour with this insightful beginner-friendly quiz!

Dive into the fundamentals of open-world game development in Unity with this beginner-friendly quiz.

Challenge yourself with this beginner-friendly quiz on building an endless runner in Unity!

Test your beginner-level knowledge of Unity platformer development with this engaging quiz.

Test your basic knowledge of Unity and Unreal Engine with this beginner-friendly quiz on game development fundamentals.

This assessment evaluates your understanding of Unity's component-based architecture, how GameObjects and their components interact, the hierarchy system with nested GameObjects, and how to reference them in scripts.

This assessment evaluates your understanding of Unity's NavMesh system, including navigation baking, NavMeshAgents, pathfinding, obstacles, and scripting interactions with NavMesh to create AI-driven movement.

An assessment to test the correct usage of Unity's events and lifecycle functions in the context of the game "Clash Royale"

<p>- This assessment gives us an idea of your C++ skills<br>- Companies that evaluate this skillset in interviews: <strong>Rockstar Games, Ubisoft, Mayhem Studios, etc.</strong><br>- 10 Multiple Choice questions<br>- Average time to complete: <strong>7 to 10 minutes</strong></p>

<p>Let's assess your Data Structures! 📋<br>&nbsp;- This assessment gives us an idea of your problem solving skills using DSA<br>- Companies that evaluate this skillset in interviews: MPL, LILA Games, GSN Games, etc.<br>- 10 Multiple Choice questions<br>- Average time to complete: 7 to 10 minutes</p>

<p>Let's assess your Programming Patterns! 📋</p><p>- This assessment gives us an idea of your code architecture skills<br>- Companies that evaluate this skillset in interviews: Dirtcube, PTW, Playshifu, etc.<br>- 10 Multiple Choice<strong> </strong>questions<br>- Average time to complete: 7<strong> </strong>to 10 minutes</p>

<p>Let's assess your OOPs skills! 📋</p><p>- This assessment gives us an idea of your fundamental OOPS concepts and Solid principles skills<br>- Companies that evaluate this skillset in interviews: Hitwicket, GSN Games, Tomo Club, etc.<br>- 10 Multiple Choice questions<br>- Average time to complete:<strong> </strong>7 to 10 minutes</p>

<p>Let's assess your Unity Skills 📋<br><br>- This assessment gives us an idea of your Unity fundamentals<br>- Companies you can apply for after taking this assessment: Godspeed games, Salvation Games, nCore Games, etc.<br>- 9 questions: 9 Multiple Choice<br>- Minimum score needed to qualify: 80%<br>- Average time to complete: 5 to 10 minutes</p>

Mozilla

Creative Producer, Europe

Creative Director, Firefox Marketing

Demiurge Studios

Senior Software Engineer (PC)

Software Engineer (UI)

Applied materials 

Country Legal Head VI - (B6)

Korea Finance - Manager, Accounting

Genies.io

ML Engineering Intern (2025 Winter Texture Gen)

Mozilla is seeking an experienced Creative Producer for Europe to lead the production and execution of Firefox marketing campaigns. This role involves creative operations, end-to-end campaign production, and project management, with a strong focus on coordinating external agencies and contractors. The producer will manage timelines, budgets, feedback cycles, and drive process excellence from scope to launch, ensuring clarity, consistency, and creative ambition for the Firefox brand across global and regional markets.

Front End Software Engineer, New Products

Senior Software Engineer - Firefox Enterprise

<h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Why Mozilla?</h2><p class="my-4 text-gray-700 leading-relaxed">Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our focus on our core mission – to make the internet better for people.</p><p class="my-4 text-gray-700 leading-relaxed">The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms.</p><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">The Team:</h2><p class="my-4 text-gray-700 leading-relaxed">The Brand & Creative team, situated within Mozilla Marketing, comprises passionate, remote-based producers, designers, writers, and brand strategists. The focus of this role will be Firefox marketing — shaping how people understand and experience the Firefox brand globally through performance-driven campaigns, creative storytelling, and full-funnel marketing work.</p><p class="my-4 text-gray-700 leading-relaxed">We partner closely with cross-functional stakeholders — including Product Marketing, Comms, Data & Insights, and regional Activation teams — to develop cohesive brand campaigns that bring Firefox’s mission to life. This role collaborates on projects across Mozilla’s broader product portfolio, but Firefox remains our primary focus.</p><p class="my-4 text-gray-700 leading-relaxed">We help define the brand’s strategic foundation and translate it into dynamic creative expressions that perform across platforms and markets, whether via upper-funnel brand campaigns, mid-funnel content, or lower-funnel performance work.</p><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Overview of the Role:</h2><p class="my-4 text-gray-700 leading-relaxed">We’re looking for an experienced Creative Producer to lead the production and execution of Firefox marketing campaigns. This role spans creative operations, end-to-end campaign production, and project management, with a strong emphasis on coordinating with external agencies and contractors.</p><p class="my-4 text-gray-700 leading-relaxed">You’ll coordinate with our agency of record (AOR) on ongoing drumbeat work, while also running RFPs and overseeing the execution of larger, integrated brand campaigns. You’ll manage timelines, budgets, feedback cycles, and drive process excellence across every stage of production — from scope to launch.</p><p class="my-4 text-gray-700 leading-relaxed">The ideal candidate is self-directed, strategically minded, and comfortable managing complexity — whether that’s navigating cross-functional relationships, facilitating global-to-regional rollouts, or balancing multiple creative workstreams.</p><p class="my-4 text-gray-700 leading-relaxed">You’ll sit within a brand and creative team that champions Mozilla’s values while ensuring Firefox shows up in market with clarity, consistency, and creative ambition.</p><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">What you'll do:</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Lead the production of full-funnel Firefox marketing campaigns — from brief to build to launch — across global and regional markets.</li><li class="leading-relaxed">Manage external agencies, freelancers, and production vendors; oversee RFPs, negotiations, contracts, and scopes of work.</li><li class="leading-relaxed">Drive coordination across AOR-led drumbeat programs and campaign-specific efforts involving multiple stakeholders.</li><li class="leading-relaxed">Own operational excellence across project planning, timeline management, task tracking, and feedback coordination.</li><li class="leading-relaxed">Work closely with product marketing, insights, communications, and regional marketing leads.</li><li class="leading-relaxed">Support broader Mozilla IP as needed (events, branding, other product campaigns), while maintaining primary focus on Firefox.</li><li class="leading-relaxed">Contribute to internal team operations, including resourcing, budget tracking, and process development.</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">What you'll bring:</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">5+ years of experience in creative production, project management, or campaign operations in agency or in-house settings.</li><li class="leading-relaxed">Proven track record managing integrated brand and performance campaigns across digital, social, and physical channels.</li><li class="leading-relaxed">Experienced in writing scopes, running RFPs, contracting vendors, and maintaining budgets.</li><li class="leading-relaxed">Deep understanding of agency workflows, stakeholder dynamics, and cross-functional collaboration.</li><li class="leading-relaxed">Strong attention to creative quality and ability to maintain consistency across deliverables and regions.</li><li class="leading-relaxed">Experience overseeing multiple programs simultaneously, with an eye toward prioritization and scalability.</li><li class="leading-relaxed">Previous mentorship or management of junior producers/project managers is a plus.</li><li class="leading-relaxed">Appreciation for Mozilla’s values and a commitment to open, human-centered technology.</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">What you’ll get:</h2><ul class="list-disc list-inside my-5 pl-5 space-y-2 text-gray-700"><li class="leading-relaxed">Generous performance-based bonus plans to all eligible employees - we share in our success as one team</li><li class="leading-relaxed">Rich medical, dental, and vision coverage</li><li class="leading-relaxed">Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)</li><li class="leading-relaxed">Quarterly all-company wellness days where everyone takes a pause together</li><li class="leading-relaxed">Country specific holidays plus a day off for your birthday</li><li class="leading-relaxed">One-time home office stipend</li><li class="leading-relaxed">Annual professional development budget</li><li class="leading-relaxed">Quarterly well-being stipend</li><li class="leading-relaxed">Considerable paid parental leave</li><li class="leading-relaxed">Employee referral bonus program</li><li class="leading-relaxed">Other benefits (life/AD&D, disability, EAP, etc. - varies by country)</li></ul><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">About Mozilla</h2><p class="my-4 text-gray-700 leading-relaxed">Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.</p><h2 class="text-2xl md:text-3xl font-bold mt-10 mb-4 border-b pb-2 text-gray-800">Commitment to diversity, equity, inclusion, and belonging</h2><p class="my-4 text-gray-700 leading-relaxed">Mozilla understands that valuing diverse creative practices and forms of knowledge are crucial to and enrich the company’s core mission. We encourage applications from everyone, including members of all equity-seeking communities, such as (but certainly not limited to) women, racialized and Indigenous persons, persons with disabilities, persons of all sexual orientations, gender identities, and expressions.</p><p class="my-4 text-gray-700 leading-relaxed">We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment, as appropriate. Please contact us at hiringaccommodation@mozilla.com to request accommodation.</p><p class="my-4 text-gray-700 leading-relaxed">We are an equal opportunity employer. We do not discriminate on the basis of race (including hairstyle and texture), religion (including religious grooming and dress practices), gender, gender identity, gender expression, color, national origin, pregnancy, ancestry, domestic partner status, disability, sexual orientation, age, genetic predisposition, medical condition, marital status, citizenship status, military or veteran status, or any other basis covered by applicable laws. Mozilla will not tolerate discrimination or harassment based on any of these characteristics or any other unlawful behavior, conduct, or purpose.</p><p class="my-4 text-gray-700 leading-relaxed">Group: D</p><p class="my-4 text-gray-700 leading-relaxed">#LI-REMOTE</p><p class="my-4 text-gray-700 leading-relaxed">Req ID: R2916</p>

Follow Mayank - career advice

Follow Mayank Grover for game development resources

Free | C# | Midnight Pizza Fight

Free | C++ | Lethos

Free | C++ | Pong

Follow Abhishek - tech content

Follow Abhishek Smith for game programming content

This assessment gives us an idea of your C++ skills- Companies that evaluate this skillset in interviews: Rockstar Games, Ubisoft, Mayhem Studios, etc.- 10 Multiple Choice questions- Average time to complete: 7 to 10 minutes

Let's assess your Data Structures! - This assessment gives us an idea of your problem solving skills using DSA- Companies that evaluate this skillset in interviews: MPL, LILA Games, GSN Games, etc.- 10 Multiple Choice questions

Data Structures and Algorithms

Let's assess your Programming Patterns! ????- This assessment gives us an idea of your code architecture skills- Companies that evaluate this skillset in interviews: Dirtcube, PTW, Playshifu, etc.

Programming Patterns

Let's assess your OOPs skills! ????- This assessment gives us an idea of your fundamental OOPS concepts and Solid principles skills- Companies that evaluate this skillset in interviews: Hitwicket, GSN Games, Tomo Club, etc.

Object Oriented Programming

Let's assess your Unity Skills ????- This assessment gives us an idea of your Unity fundamentals- Companies you can apply for after taking this assessment: Godspeed games, Salvation Games, nCore Games, etc.