Courses
Books, courses, and practical guides for engineers working on systems that need to last.
These resources come from long-term work with BEAM systems, runtime internals, architecture, and technical leadership. The BEAM Book and BEAM for Developers are the main path for engineers and teams that need to understand runtime behavior under load.
Erik Stenman's practical reference for the Erlang runtime system. Read it when you need to understand processes, scheduling, memory, garbage collection, distribution, and the behavior behind Erlang and Elixir systems.
A hands-on BEAM runtime deep dive covering tracing, debugging, scheduling, and scaling real systems. Private workshops are available for teams. Public sessions are announced when scheduled.
These exist as material by request. They are useful in the right context, but they sit behind the BEAM and systems material in the HappiHacking catalogue.
A paid course on attention, habits, workflow design, collaboration, and practical tooling for developers and software teams.
A paid course on direction, profitability, cash-flow discipline, and execution for founders and small business owners.
Twenty scaling traps that break fintech systems and how to avoid them. A concise, ungated checklist drawn from real telecom and fintech projects.