Books

• Technical
• Development process
• Mind

Technical

• Working effectively with legacy code
• Eloquent Ruby
• Practical object-oriented design in ruby
• Domain driven design
• Test-Driven Development: By Example
• Growing Object-Oriented Software Guided by Tests
• Domain-Driven Design: Tackling Complexity in the Heart of Software

Development process

All Basecamp (a remote only company) books are awesome, short and to the point.

• ShapeUp
• Rework
• It doesn’t have to be crazy at work
• Remote
• Getting real

Mind

• The daily stoic
• A guide to the good life, the ancient art of Stoic joy