
Develops a "Duolingo"-style gamified hub to transform crypto-curious individuals into engaged users and Web2 developers into Soroban builders, leveraging XLM micro-rewards and on-chain skill certification NFTs on Stellar.
Stellar QuestHub powered by Vottun offers a comprehensive platform with the following products and services, each leveraging Stellar and Soroban in specific ways to positively impact the project and the ecosystem:
Gamified Learning Tracks (Quest Tracks):
Stellar/Soroban Usage: Quests will guide users through Stellar fundamentals, such as understanding accounts, basic operations, asset issuance, and interacting with existing Stellar dApps. Advanced quests will focus on interacting with Soroban, including contract calls and basic deployments.
Project Impact: Creates an engaging and effective onboarding experience, transforming complex concepts into interactive challenges, thereby increasing user retention and engagement with the Stellar network.
Stellar Impact: Accelerates the learning curve for new users and developers, expanding the active user base and encouraging exploration of the Stellar ecosystem. By attracting new developers, Stellar also gains new users who can later access other protocols. This ultimately results in valuable on-chain metrics for the protocol, such as increased active wallets, transaction volume, and a more diverse application ecosystem
Developer Tracks (Builder Tracks):
Stellar/Soroban Usage: These tracks are specifically designed to guide developers through deploying their first Soroban smart contracts. This will include practical examples of using Soroban SDKs, implementing on-chain logic for dApps, and understanding Soroban's cost models.
Project Impact: Positions QuestHub as a primary tool for Soroban developer adoption, which is critical for the platform's growth and its relevance within the Stellar ecosystem.
Stellar Impact: Drives Soroban adoption by developers, diversifying and increasing the number of applications built on the Stellar network, which is vital for its evolution into a robust smart contract platform.
On-Chain Micro-Rewards System:
Stellar/Soroban Usage: Micro-rewards will be instantly distributed in XLM, facilitated by Stellar's speed and low fees. The reward logic, including quest completion verification, will be managed via Soroban smart contracts, utilizing reward vaults.
Project Impact: Provides a tangible and immediate incentive for learning and participation, increasing user motivation to complete quests and explore the ecosystem.
Stellar Impact: Encourages regular on-chain activity, increases XLM transaction volume, and demonstrates Stellar's efficiency for microtransactions, which is crucial for mass adoption.
NFT Skill Certification Badges:
Stellar/Soroban Usage: Upon completing missions and learning tracks, users will be awarded unique NFT badges minted directly on the Stellar chain via Soroban smart contracts. These NFTs will serve as verifiable credentials of their skills.
Project Impact: Adds a layer of reputation and value to participation, incentivizing users to accumulate credentials and demonstrating verifiable progress.
Stellar Impact: Creates an on-chain reputation system and a certified talent pool on Stellar, facilitating the identification of skilled users and developers within the ecosystem. This can be leveraged for future hiring opportunities or collaborations.
Data Analytics and Dashboards (AI-Enhanced Analytics):
Stellar/Soroban Usage: Analytics pipelines will be integrated to ingest and process real-time on-chain data from Stellar and Soroban (e.g., transactions, NFT mints, smart contract interactions).
Project Impact: Enables Vottun and the Stellar Development Foundation to monitor user behavior, quest effectiveness, and overall ecosystem impact, facilitating data-driven decision-making.
Stellar Impact: Provides the Stellar Development Foundation with valuable, real-time insights into user and developer activation, Soroban traction, and ecosystem growth, optimizing resource allocation and future strategies.
Yes
$50.0K
The success of Stellar QuestHub will be measured through a combination of output metrics and, more importantly, the impact we generate on the Stellar ecosystem, particularly regarding Soroban adoption.
Direct User and Developer Adoption Impact:
300+ Unique Active Users Onboarded: Achieve this number of unique active users on the Stellar QuestHub mainnet within the first month post-launch.
100+ Web2 Developers Converted: We aim to convert at least 200 Web2 developers into active Soroban builders within the first 6 months post-launch, measured by their deployment of their first smart contract or dApp component on the Soroban mainnet via QuestHub.
Increased On-Chain Activity and Soroban Adoption:
400+ Mainnet Transactions Generated from Quests: Achieve a minimum of 1,000 verifiable on-chain transactions on the Stellar mainnet (including Soroban interactions, NFT mints, and XLM reward transfers) directly attributable to quest completions within the first month post-launch.
300+ NFT Badges Minted: Mint over 500 Stellar/Soroban-native NFT skill badges to unique user wallets on the mainnet within the first 6 months post-launch, certifying various levels of Stellar/Soroban proficiency. This expands the "talent pool" in the ecosystem.
Enhanced Developer Experience:
Reduced Deployment Time: Significantly reduce the average time for a new developer to deploy their first basic smart contract on Soroban when using QuestHub's guided paths and tools.
Positive Qualitative Feedback: Obtain overwhelmingly positive qualitative feedback from developers indicating improved ease of use and reduced complexity when building on Stellar through QuestHub, fostering a more active and productive developer community.
Ecosystem Transparency and Data-Driven Decision Making:
By meeting these criteria, Stellar QuestHub will not only provide a superior onboarding experience but also establish itself as a vital piece of infrastructure for Stellar's sustained growth, directly contributing to its goal of broad Web3 adoption.
Our go-to-market plan for Stellar QuestHub will leverage Vottun's proven capability in community engagement and developer activation, building upon our existing relationship with Stellar and our expertise in gamified platforms.
Existing Stellar Community Activation:
Co-Marketing with SDF: We will launch a targeted marketing campaign specifically for the Stellar community, leveraging the Stellar Development Foundation's official communication channels (X/Twitter, Discord, forums, Developer Hub). This will include announcements, blog posts, and joint webinars.
Proprietary Channel Promotion: We will utilize our existing global community of over 150K+ followers across various social media platforms (Telegram with 8K+ users, Twitter with 15K+ users) to generate excitement and drive initial traffic to QuestHub.
Gamified Incentives: XLM micro-rewards and on-chain skill certification NFTs will be offered as direct incentives for participation and skill acquisition.
ROI-Optimized strategy
Besides enriching the Stellar ecosystem with a new tool for projects to acquire new users and get community members and developers more involved in a fun and engaging way, based on our forecast in the first 12 months we expect to activate over 5000 wallets and give them quests that will increase the number of TX of these wallets thanks to their participation in these quests.
This activation should bring the cost per acquisition in at just $4 and getting a clear positive ROI as we learn more about how we can activate some actions. In other words, with the grant to deploy tracks, Be onboards a user who not only interacts on-chain at least once but also earns a credentialed NFT that anchors them to the ecosystem.
This represents an exceptionally efficient ROI for Stellar Ecosystem over a single-year horizon
Community & Developer Engagement Events:
Soroban Hackathons and Bootcamps: We will organize and support Soroban-focused hackathons, buildathons, and workshops, building on Vottun's successful track record of hosting over 30 Web3 builder events and over 100 Web3 events since 2021. This will include extending our "Vottun Builders House" program, inviting developers to our offices for direct guidance on Web3 development, including building on Soroban.
Participation in Key Stellar Events: We will continue to actively participate in major Stellar events, such as Stellar Meridian, to showcase QuestHub and connect directly with the community.
Strategic Partnerships & Ecosystem Integration:
Collaborations with Stellar dApps: We will actively seek collaborations with existing Stellar dApps (including those leveraging Soroban) to create co-branded quests. These quests will drive users directly to their platforms, boosting transaction volume and Total Value Locked (TVL) across the Stellar ecosystem.
Global Partner Network: Leveraging our partnerships with over 30 global community partners and universities, we will attract new users and developers to the Stellar ecosystem.
Content and Educational Outreach:
Continuous Content Development: We will develop a detailed content playbook for designing new Stellar-specific quests, including technical requirements and on-chain verification methodologies.
Documentation and Tutorials: Long-form content, such as blog posts, technical documents, and tutorials, will be created to share the results of our Stellar integration and highlight the benefits of using Vottun for building on Stellar
We are aware that Stellar has previously experimented with similar solutions (https://fastcheapandoutofcontrol.com/tutorial#quest-list). However, our approach is fundamentally different due to our unique go-to-market strategy, a robust value proposition, and superior scalability. Furthermore, the Vottun team behind this project, is highly experienced and brings a strong track record of prior successes, making us a more robust partner for this initiative.
Vottun's traction is evidenced by our financial solidity, our proven success in the enterprise market, and our deep, strategic relationship with the Stellar ecosystem.
Financial Strength and Market Validation:
We have secured over $2M in strategic grants from leading blockchain foundations, including significant funding from Avalanche ($218,000) and Arbitrum ($40,000). Our principal grant, a cornerstone contribution of $850,000 in total from the Stellar Development Foundation , was for a landmark project with the Bank of Spain, which marked the beginning of our deep collaboration with Stellar. This is complemented by over $1M in Seed funding from respected investors like DraperB1. This strong financial backing is a direct result of our proven performance and enterprise-grade technology
Our business is validated by over 150 successful blockchain implementations for global Web2 institutions and brands like Nestlé and Grupo Bimbo, demonstrating the enterprise-grade quality and relevance of our technology.
The core of our platform is battle-tested and currently powers over 150 corporate clients.
Deep and Strategic Relationship with Stellar:
Our connection with Stellar extends far beyond simple technical integration; we are an active part of its community and share a multi-year relationship.
We were selected for the first-ever Fintech Sandbox by the Bank of Spain to develop a complex intercompany payment solution built directly on the Stellar network, a landmark project overseen by both PwC and the SDF, supported by over $800,000 in grants from the SDF.
We have continued to be a pioneering partner, receiving an additional $50,000 grant for our early integration and tooling for Soroban.
Our commitment to ecosystem growth is profound; we took a leading role in community activation by organizing and hosting a key edition of the Stellar Meridian conference in Madrid.
Proven User Acquisition and Developer Activation Capability:
We have channeled our enterprise-grade technology into creating powerful gamified onboarding platforms. One such initiative, a Telegram-based game explaining Web3 concepts, successfully attracted over 50.000 active users in less than one month, demonstrating our capability for massive user acquisition.
We translate this reach into a thriving developer ecosystem, with more than 3,000 developers actively using our APIs and SDKs.
We have hosted over 30 builder events and organized more than 100 Web3 events since 2021.
Notable examples include a hackathon with Qubic in Madrid that brought together over 150 developers, generated 27 new projects in two days, and resulted in two winning projects now being incubated by the Qubic network. We also collaborated on a successful hackathon with the Rootstock ecosystem and on bootcamps and events with Arbitrum.
This combination of enterprise-grade technology, a proven gamification model for massive user acquisition, and deep expertise in developer activation with verifiable results represents our strong track record of creating real-world value in Web3.
Tranche 1 - MVP:
Brief description: Establish the foundational technical infrastructure for the Stellar QuestHub. This includes deploying core platform components on Stellar and Soroban testnets, configuring essential integrations for user interaction and asset management, and developing the initial smart contracts for the on-chain certification system. Emphasis will be placed on Soroban compatibility and preparing a functional staging environment for review.
How to measure completion:
Initial Soroban smart contracts (e.g., QuestHubManager, UserProgress, RewardVault) successfully deployed and verified on the Soroban testnet.
Stellar-native NFT smart contract (Soroban-compatible ERC-1155 for badges) deployed and verified on the Soroban testnet.
Seamless integration of a major Stellar/Soroban-compatible wallets (e.g., Albedo, Rabet or LOBSTR via WalletConnect) for user connection and transaction signing on the testnet.
Backend services configured and demonstrating stable communication with Stellar and Soroban RPC endpoints.
Functional public staging environment for the Stellar QuestHub, accessible for external review, demonstrating core user flows (e.g., wallet connection, quest display, simulated reward claim).
Estimated date of completion: 5 weeks from grant upfront payment received.
Budget: 25.000 $
Tranche 2 - Testnet:
Brief description: Develop and deliver Stellar and Soroban-specific educational content and practical builder tracks within the QuestHub. This involves meticulously crafting gamified learning paths that directly engage users with Stellar's unique features and implementing sophisticated on-chain verification logic for quest completion. Developer tracks will include technical challenges for building on Soroban.
How to measure completion:
Minimum of 2 "Stellar Power-User" missions (each with 10-15 quests) fully implemented and live on the Stellar testnet, covering Stellar fundamentals and user interactions.
Minimum of 2 "Soroban Builder" missions (each with 10-15 quests) fully implemented and live on the Soroban testnet, demonstrating practical Soroban development skills.
Comprehensive content playbook delivered, detailing methodology for future Stellar/Soroban-specific quest creation.
At least 200 verifiable on-chain transactions generated on the Stellar/Soroban testnet directly resulting from quest completions within this milestone.
Estimated date of completion: 8 weeks from grant upfront payment received (3 weeks after Tranche 1 completion).
Budget: 10.000$
Tranche 3 - Mainnet:
Brief description: Official launch of the Stellar QuestHub to the Stellar Mainnet. This involves executing a comprehensive, final security audit of all deployed smart contracts and the meticulous mainnet deployment of the entire platform. Concurrently, this phase will focus on strategically activating the Stellar community, establishing a secure and functional on-chain incentive pool, and driving initial user adoption through targeted campaigns. It also includes the development of a detailed sustainability plan.
How to measure completion:
Stellar QuestHub platform fully deployed and operational on Stellar C-Chain mainnet.
Fully functional, smart contract-based incentive pool deployed and initially funded on Stellar mainnet, with contract address verified on StellarExpert/Explorer.
Initial marketing campaign (excluding direct marketing or promotion funded by the grant) executed for the Stellar community, with the marketing kit developed and utilized.
At least 300 unique active users onboarded and engaged on the Stellar QuestHub mainnet within the first month post-launch.
Minimum of 300 verifiable on-chain transactions generated on the Stellar mainnet directly attributable to quest completions within the first month post-launch.
Detailed sustainability and expansion plan document for Stellar QuestHub submitted, outlining clear future development and monetization strategies.
Estimated date of completion: 13 weeks from grant upfront payment received (5 weeks after Tranche 2 completion).
Budget: 15.000 $
Our team is composed of seasoned entrepreneurs, world-class engineers, and dedicated ecosystem builders headquartered in Barcelona, Spain. At the helm are CEO Luis Carbajo, a former Amazon executive with proven experience scaling SaaS and Web3 platforms , and COO Marta Vallés, a leading voice in European blockchain regulation recognized as a Forbes Top Tech Woman in 2023. Crucially, under Marta's guidance, Vottun holds an official cryptoservices license from the Bank of Spain, an accreditation that underscores our deep understanding of the regulatory landscape in which Stellar excels.
The leadership is supported by a robust technical team of senior developers and solution architects with over 5 years of production experience building the scalable, Go-based microservices architecture that powers our platform. The team's excellence is not self-proclaimed; it is validated by over 45 international awards, including being selected as a Top 100 European startup by Wired , recognition in prestigious Gartner reports for three consecutive years , and receiving the "National Award for Best Innovation," presented by the King of Spain

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