Check out Add Features for guidance on adding a large feature yourself.
Projects are welcome and encouraged to offer bounties to get their feature integrated by the large and growing community of ShapeShift developers. The product and engineering workstreams have processes and resources defined to provide guidance, support, and code and UX reviews to any individuals or teams who take on a bounty.
To offer a bounty to the community, follow this guide.
To request a bounty from the ShapeShift DAO Treasury, follow the FOX governance process to make a proposal to the community.
Find and apply to open bounties for big features on the forum.