Personally I'd see it as a negative vs using an industry standard solution.
However, I'm sure some folks would be tempted to add something like "designed and implemented a distributed task scheduler and execution engine for generalized asynchronous jobs utilized by X number of devs across Y teams" to their resumes.
However, I'm sure some folks would be tempted to add something like "designed and implemented a distributed task scheduler and execution engine for generalized asynchronous jobs utilized by X number of devs across Y teams" to their resumes.