Senior Software Engineer, Full Stack

Summary

Join Postscript, a leading SMS marketing platform trusted by over 18,000 Shopify stores, as a Senior Full-Stack Engineer on the AI team. You will be at the forefront of innovation, leveraging your expertise in front-end and back-end technologies to build and enhance AI-driven conversational tools. This fully remote role requires expertise in React, TypeScript, Python (Flask), and AWS, along with experience in AI solutions. You will collaborate with cross-functional teams, rapidly prototype new features, and mentor other engineers. Your work will directly impact Postscript's bottom line and customer success. Postscript offers competitive compensation, equity, flexible PTO, and comprehensive health benefits.

Requirements

• Expert experience in front-end development with React and TypeScript, with a passion for building modern, intuitive user interfaces
• Expertise in full-stack development, with solid experience in Python (Flask) and building scalable backend systems
• Fluency in CSS, with the ability to create responsive, maintainable, and visually appealing interfaces that align with modern UI/UX principles
• Minimum 6-8 years of professional software development experience, with 1-2 years at minimum in AI solutions preferred
• Proven track record of rapid prototyping and delivering high-quality features quickly
• Experience with AWS architecture, relational databases, and building high-performance APIs
• Ability to lead app projects from concept to delivery, managing ambiguity and driving results
• Experience mentoring and leading engineering teams, with a collaborative mindset and excellent communication skills

Responsibilities

• Architect, build, and maintain scalable, high-performance full-stack applications, with a focus on intuitive user interfaces using React and TypeScript
• Collaborate closely with cross-functional teams to integrate LLMs, OpenAI models, and RAG techniques into our platform, ensuring real-time, personalized SMS engagement
• Rapidly prototype new features and user interfaces, iterating quickly to deliver customer-focused solutions
• Contribute to backend systems using Python (Flask) and AWS to power our AI-driven tools, ensuring seamless integration with front-end components
• Lead the design and deployment of highly available, modular systems that scale to millions of users
• Mentor and guide other engineers, fostering a culture of learning and continuous improvement
• Balance technical excellence with rapid development to meet the evolving needs of the product and business

Preferred Qualifications

• You’re curious and enthusiastic—you love building things
• Energized by early stage companies and the opportunity to own and improve a new, fast-growing codebase
• You can drive technical decisions by measuring trade offs informed by both business priorities and technical needs
• You have empathy for users and enjoy helping others
• Bonus: Remote work experience. You love working on a remote-first team

Benefits

• Salary range of USD $170,000-$200,000 base plus significant equity (we do not have geo based salaries)
• High growth startup - plenty of room for you to directly impact the company and grow your career!
• Work from home (or wherever)
• Fun - We’re passionate and enjoy what we do
• Competitive compensation and opportunity for equity
• Flexible paid time off
• Health, dental, vision insurance