Senior Full Stack Engineer, Platform

Description We’re looking for an experienced Senior Full Stack Engineer to join our Platform Team. This is a senior position for someone with 7–10 years of experience who’s ready to take ownership of high-impact projects. You’ll drive technical direction, architecture, and execution across frontend, backend, and infrastructure layers, collaborating closely with Product, Design, and fellow engineers.

Responsibilities:

• Design, develop, and maintain full-stack applications using React , TypeScript on the frontend, and Node.js with TypeScript on AWS Lambda for the backend.
• Collaborate with Product Managers and Designers to deliver intuitive, user-centric features for our mobile and web apps.
• Work closely with other engineering teams to ensure system-wide reliability, scalability, and performance.
• Take ownership of the full development lifecycle — from idea to production monitoring.
• Lead or mentor other engineers, helping elevate code quality, best practices, and technical craftsmanship across the team.

Requirements

7+ years of professional software development experience. Strong coding skills in TypeScript, React, and Node.js. Practical experience integrating and scaling AI-powered features in production environments. Familiarity with event-driven architectures, APIs, and cloud-native development. Strong communication and collaboration skills, with the ability to mentor teammates and guide technical decisions. Curiosity and drive to explore new GenAI technologies, frameworks, and approaches.

About Optibus:

Optibus is a unified software platform revolutionizing public transportation planning, scheduling, and operations in over 8,000 cities worldwide. Using AI, ML, and optimization algorithms, it empowers agencies to design more efficient, equitable, and sustainable transit networks, enhancing passenger access, reducing emissions, and improving driver conditions. With offices globally and a team of 350+ employees, Optibus fosters a collaborative culture centered on innovation, determination, and impact. As the first unicorn in public transportation technology, Optibus is driving the modernization of mass transit to make it the preferred choice for cities and passengers alike. Why Join Optibus? Be part of a company revolutionizing public transportation with cutting-edge technology. Collaborate with global teams passionate about sustainability and innovation. Enjoy a dynamic and inclusive workplace culture that values growth and creativity. We offer a hybrid work environment, with employees expected to be in the office 3 days a week. The remaining days can be worked remotely to support work-life balance and flexibility.

Optibus is proud to be an equal opportunity employer. We hire talented individuals, regardless of gender, race, ethnicity, ancestry, age, disability, sexual orientation, gender identity or expression, cultural background, religious beliefs, or any other characteristic protected by federal, state, or local laws. It is our responsibility at Optibus to provide an inclusive and accessible interview experience for all. We will provide reasonable accommodations for all candidates in need of individualised support during the hiring process.