Senior Backend Engineer (Node.js + AI Workflows)

Job Description

• Position: Senior Back-End Engineer (Node.js + AI Workflows) Location: Remote (Must be based in Buenos Aires, Argentina) About Bancoli: • We are a distributed fintech team focused on AI-first software development. • Our culture prioritizes leveraging AI to handle repetitive tasks, letting engineers focus on critical logic and architecture. Role Overview: • Lead and train AI agents to build our core products (75% of your time). • Perform precise backend engineering and fine-tuning for secure payment systems (25% of your time). • Act as a conductor of an AI-driven development process, emphasizing strategy over routine coding. Requirements: • Expertise in Node.js & JavaScript with strong backend experience to identify AI errors and optimize logic. • Experience developing high-traffic applications requiring top performance and data integrity. • Must reside in Buenos Aires with full legal work eligibility. • Proactive problem solver who automates solutions to bottlenecks. Preferred Qualifications: • Experience with cloud infrastructure such as Google Cloud or Cloudflare, with a focus on security and speed. • Knowledge of fintech, including multi-currency payment systems and financial data management. • Front-end skills to ensure high-performing advertising systems. Why Join Bancoli? • No busy work—focus on crafting elegant code and clever solutions. • Be at the cutting edge of AI-assisted software development. • Work within a team that values technical expertise over speed of typing. #Bancoli #LI-PROMOTED #LI-Remote
• $3,500 - $5,000 a month
• We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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