[Offering] Hytale Plugin Dev — Public Pricing, Live Portfolio, Java 25 Senior

[MrKayJayDee]

Senior Hytale Plugin Developer
Java 25 and Kotlin · Co-developing the Mythlane MMORPG​

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Hello, I am Killian, French senior developer with 7 years across Java, Kotlin, and TypeScript stacks. I co-develop a Hytale MMORPG project and ship custom plugins as commissioned work for server owners.

Live published work​

VotePipe - Hytale Vote Rewards platform. Unifies Webhook (V1 RSA, V2 HMAC) and Votifier in one plugin, with web dashboard and visual reward builder.

CurseForge listing​

GravityFlip Region - Anti-gravity zones with in-game wand. Walk on ceilings, items float up, multi-region persistence, several visualization modes.

CurseForge listing​

PlayHours - Forge 1.20.1 server hours enforcement (Minecraft baseline I built before Hytale).

CurseForge listing​

Stack​

• Java 25 with modern features (records, sealed types, virtual threads)
• Kotlin, fully supported by the Hytale Plugin API
• Gradle Shadow with relocated dependencies
• JUnit 5 for pure-data logic tests
• TypeScript, Vue, Nuxt 4, Node.js for any web side

How I work​

• 30-minute scoping call first to clarify the brief
• Firm written quote within 24 hours
• Half deposit on order, half on delivery
• Tests, README, and commented config on every package
• One to two months of post-delivery support depending on tier

Pricing and contact​

Pricing tiers and full scope details on my portfolio:
killiandalcin.fr/hytale

Detailed case study on how I turn a vague brief into a shipped plugin:
GravityFlip - from client brief to production

To reach me: send a DM here on BuiltByBit, or find me on Discord under the username MrKayJayDee.

Available for projects starting next week.

Killian