Software Engineer III

6sense•Austin, TX

4d•Remote

About The Position

We are looking for a Software Engineer III (Full Stack) to build highly scalable, customer-facing applications that power the next generation of Revenue AI products. This role requires strong engineering fundamentals and hands-on experience building modern web applications across both backend and frontend technologies. You will work closely with Product Managers, Designers, Architects, and fellow Engineers to design, build, and operate reliable, high-performance software. The ideal candidate is equally comfortable developing scalable backend services in Java and building intuitive user experiences with React. Experience with Python is a plus. As part of our engineering culture, you'll leverage AI-assisted development tools and autonomous coding agents to accelerate delivery, improve code quality, and automate repetitive engineering workflows.

Requirements

Bachelor's degree in Computer Science, Engineering, or a related technical field.
4+ years of professional software engineering experience building production software.
Solid understanding of object-oriented design, software architecture, design patterns, and distributed systems.
Strong computer science fundamentals, including data structures, algorithms, and system design.
Strong programming skills in Java with hands-on experience building applications using Spring Boot.
Experience building modern frontend applications using React and TypeScript.
Experience with relational and NoSQL databases such as MySQL, PostgreSQL, MongoDB, or similar.
Experience working with cloud platforms such as AWS, Azure, or GCP.
Experience working with containerized applications and Kubernetes.
Experience with Git, CI/CD pipelines, automated testing, and modern software delivery practices.
Working knowledge of unit, integration, and end-to-end testing frameworks.
Strong debugging, analytical, and problem-solving skills.
Excellent written and verbal communication skills.
Demonstrated experience using AI-assisted development tools, coding copilots, and agent-based workflows to improve software development efficiency and code quality.

Nice To Haves

Experience working with event-driven or distributed architectures.
Experience with Kafka, messaging systems, or asynchronous processing.
Experience with Redis or distributed caching technologies.
Experience with observability platforms, monitoring, logging, and performance tuning.
Experience with Kubernetes, Docker, and cloud-native application development.
Experience working with design systems and reusable component libraries.
Experience with Python and building backend services using frameworks such as Django or FastAPI.
Knowledge of application security best practices.

Responsibilities

Design, develop, test, deploy, and maintain scalable full-stack applications.
Build high-performance backend services using Java, Spring Boot, and RESTful APIs.
Develop responsive and reusable frontend applications using React, TypeScript, HTML, and CSS.
Collaborate with Product, Design, and Architecture teams to translate business requirements into technical solutions.
Design APIs and data models that are scalable, secure, and maintainable.
Build applications capable of processing large datasets while maintaining high availability and performance.
Write clean, maintainable, and well-tested code following engineering best practices.
Participate in technical design discussions and contribute to architecture decisions.
Troubleshoot production issues, identify root causes, and implement durable fixes.
Leverage AI-powered developer tools, coding assistants, and autonomous agents to improve engineering productivity, automate routine development tasks, accelerate software delivery, and enhance software quality.