Puzzle Outcome Prediction Market Contract

[Mkalbani]

Location: contracts/prediction_market
Labels: smart-contract, soroban, good first issue
Estimated Time: 9 hours
Difficulty: Hard

Description

Build a prediction market where players bet on puzzle completion outcomes, tournament winners, and game events.

Tasks

• Design prediction market structure
• Implement market creation with outcomes
• Add bet placement and pooling
• Create outcome resolution mechanism
• Implement winner payout distribution
• Add market maker functionality
• Create liquidity incentives
• Write prediction market tests
• Add dispute resolution
• Implement partial cashout

Acceptance Criteria

• Markets created with multiple outcomes
• Bets placed and pooled correctly
• Outcomes resolved accurately
• Winners paid proportionally
• Disputes handled fairly
• Contract deployed to testnet

[drips-wave]

This issue has been added to the Stellar Wave Program and is worth 200 Points.

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[floxxih]

@floxxih has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

I’m a full-stack engineer with experience building and integrating Soroban smart contracts with modern frontend applications. I’m comfortable working across both backend logic and UI layers, ensuring clean architecture, secure contract interactions, and smooth user experience. I write well-tested, maintainable code and communicate progress clearly throughout the development process. I can review the issue immediately and deliver a working solution within 24–48 hours. I’m confident I can resolve this efficiently and contribute high-quality improvements to the project.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @floxxih to this issue.

[firstJOASH]

@firstJOASH has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

I’d like to work on this issue because building a prediction market is a challenging and exciting way to apply smart contract logic. It involves handling bets, outcomes, payouts, and disputes all while ensuring fairness, accuracy, and security.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @firstJOASH to this issue.

[drips-wave]

Congratulations, @firstJOASH! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on February 26, 2026.

🧑‍💻 @firstJOASH: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

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