Senior Software Engineer, Backend

Position Overview

• Location Type: Remote
• Employment Type: Full-time
• Salary: Not specified

Postscript is a rapidly growing company that provides SMS marketing tools for ecommerce brands. They aim to make SMS the primary revenue channel for merchants by offering an easy-to-use platform for subscriber growth, messaging strategy development, customer service, and sales/loyalty initiatives. The company was founded in 2018 and operates as a 100% remote organization with over 250 employees. They are backed by investors like Greylock and Y Combinator.

Requirements

• Experience with OpenAI and Large Language Models (LLMs)
• Understanding of Retrieval-Augmented Generation (RAG) techniques
• Proficiency in Python (Flask)
• Experience designing and deploying scalable backend systems on AWS
• Strong architectural and system design skills
• Experience with API development and maintenance

Responsibilities

• Architect, build, and maintain scalable, high-performance APIs for AI-driven conversational tools.
• Integrate LLMs, OpenAI models, and RAG techniques into the AI platform to enable personalized, real-time customer engagement.
• Lead the design and deployment of highly available, modular, and scalable backend systems on AWS.
• Innovate on acquisition tools that collect valuable customer data and contribute to client subscriber list growth.
• Own the implementation of new AI features from start to finish, collaborating with product managers and designers.
• Mentor and guide other engineers, fostering a culture of continuous improvement.
• Lead with technical excellence, balancing immediate solutions with long-term scalability.

Application Instructions

• Not specified in the provided text.

Company Information

• Company: Postscript
• Founded: 2018
• Remote Status: Fully Remote (since day 1)
• Investors: Greylock, Y Combinator
• Website: Not specified (can be found on their LinkedIn profile)