On this week’s episode of The Data Stack Show, Kostas and Eric finish part two of a conversation about Earnnest, a digital platform originally designed for facilitating real estate transactions. In the previous episode, they talked with the CTO and co-founder Daniel Jeffords, and in this week’s episode, they talked with the other co-founder, Andrew Elster, CIO and chief architect. Andrew describes more about Earnnest’s stack and their decision to utilize Elixir and talks about their vision for scaling up their product.

Key topics in the conversation include:

• Andrew’s journey from electrical engineering, to avoiding pirates in oceanic oil exploration, to starting Earnnest (2:57)
• Keeping the platform flexible to expand beyond real estate transactions (10:24)
• Being adaptable to support existing workflows (18:33)
• The evolution of the database and implementing event sourcing (25:01)
• Using a functional language like Elixir (30:54)
• Developing Earnnest with scale in mind (37:33)

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