r/fintechdev is a subreddit with 4k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses payment, fintech, manual loan management, compliance, and ai.
Welcome to /r/fintechdev,
the community for engineers and everyone who builds fintech products. We discuss fintech system design, APIs, design patterns, platforms and programming languages, career in fintech
Popular Themes in r/fintechdev
#1
Advice Requests
: "[6 YOE] Review my resume please. Been 2 weeks into job hunting and want feedback"
15 posts
#2
Solution Requests
: "Is there no affordable API for Stocks & Options prices for commercial use?"
7 posts
#3
Self-Promotion
: "I built an open-source SAR narrative generator for AML compliance team"
6 posts
#4
Pain & Anger
: "just spent three days debugging why our transaction reconciliation was throwing mismatches at exactly 00:00 UTC and honestly i need to talk about this"
5 posts
#5
Ideas
: "Your portfolio has a risk score. You just don't know it yet."
1 post
#6
Money Talk
: "🇨🇦Canadian MSB Company for sale🇨🇦"
1 post
#7
Opportunities
: "Looking for a project partner"
1 post
Popular Topics in r/fintechdev
#1
Payment
: "Moving from bank API to ISO 20022 Payment system work"
9 posts
#2
Fintech
: "What licenses do I need to get in order to operate in these domains? (Fintech)"
6 posts
#3
Manual Loan Management
5 posts
#4
Compliance
: "I built an open-source AI engine that deterministically audits and verifies documents for Compliance risk."
5 posts
#5
Ai
: "I built an open-source Ai engine that deterministically audits and verifies documents for compliance risk."
5 posts
#6
Agentic Ai
3 posts
#7
Ai Lending
3 posts
#8
Finance
: "LogCore OS just got a full Finance suite + CRM — still 100% self-hosted, zero cloud lock-in"
3 posts
#9
Open Banking
: "Does anyone else feel like Open Banking has finally moved from “interesting” to genuinely operational?"
2 posts
#10
Fintech Apis
2 posts
Member Growth in r/fintechdev
Yearly
+2k members(151.9%)
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Last updated: July 24, 2026