Waste Connections is seeking a Full Stack Software Engineer to build and support scalable enterprise applications, with a strong focus on backend services for conversational and voice AI. Applications consist of backend services, APIs, integrations, and modern web interfaces to deliver AI-powered and customer-facing solutions. The ideal candidate is comfortable owning work end-to-end, from design through production and support. Key
Responsibilities
Design, build, and support cloud-native solutions in AWS using secure and scalable architecture patterns. Develop backend microservices that power conversational and voice AI applications. Build modern user interfaces that create a positive customer experience Integrate applications with third-party APIs, SaaS platforms, telephony, and CCaaS/CPaaS platforms. Work with key components of voice AI applications, such as streaming audio, barge-in handling, retries, fallbacks, and transcript capture. Develop as part of an Agile team, utilizing CI/CD, automated testing, and IaC templates. Implement logging, metrics, alerting, and health checks to keep production services observable and reliable. Troubleshoot application and infrastructure issues across the stack.
Qualifications
5–8 years of professional software development experience using .NET, C#, and Python Bachelor's degree in Computer Science, IT, or related field — or equivalent work experience. Strong understanding of REST APIs, microservices, and application integration patterns.
Experience
with cloud services and container-based deployments (AWS-preferred).
Experience
with agentic AI development tools and frameworks. Proficiency with at least one relational database technology.
Experience
with React and/or Angular, TypeScript, and modern frontend tooling. Familiarity with GitHub Actions or comparable CI/CD tooling and automated testing practices.
Experience
with conversational or voice AI systems (e.g. streaming audio, turn-taking, LLM orchestration). Familiarity with voice AI evaluation metrics and frameworks Disciplined approach to security and compliance, including handling of PII, customer account data, secrets, least privilege, auditability, and PCI-sensitive boundaries. Successful candidates will demonstrate the ability to deliver reliable, scalable, and maintainable solutions while collaborating effectively across technical and business teams. Waste Connections is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to disability or protected veteran status. Waste Connections is an integrated solid waste services company that provides solid waste collection, transfer, disposal and recycling services in mostly exclusive and secondary markets. Our goal is to create an environment where self-directed, empowered employees strive to consistently fulfill our constituent commitments and seek to create positive impacts through interactions with customers, communities, and fellow employees. OUR PEOPLE MEAN EVERYTHING TO US Waste Connections is always working to protect the health of the communities we serve, and we are grateful for the hard work and dedication that you bring to your job every day. Working here means you are a safety-minded individual who is making important contributions on a daily basis that will make a positive impact on those around you. We appreciate that you are a person of integrity who takes pride in the work you do. Our Opportunities BUILD TALENT FROM WITHIN People who want to gain valuable professional experience will find that Waste Connections is a fantastic place to work. You’ll enjoy the opportunity for beneficial training and professional development opportunities that can help enhance your skills and lead the way to a more promising future. LET’S REALIZE YOUR GOALS TOGETHER Bring your passion to succeed and you’ll quickly discover that great opportunities are all around you. At Waste Connections, you’ll thrive if you are friendly, dedicated, and prefer a work hard/play hard culture that is focused on maintaining our reputation as the premier waste services company in the markets we serve. Bring your passion to succeed and you’ll quickly discover that great opportunities and people are all around you. We operate a highly decentralized structure, so we look for energetic individuals who can demonstrate individual initiative and creativity and prefer a work hard/play hard team environment and culture. At Waste Connections, diversity and inclusion are essential to our success. We hire and empower great, capable people from a wide variety of backgrounds and lead with our values. For more than 20 years, we have maintained a culture of safety, integrity and service to build a great place to work. Our culture is built on taking care of each other and the communities we serve.