Senior Software Engineer II

About Us
At Crescendo, we’re transforming customer service with Augmented AI — bringing together advanced technology and talented people to create exceptional customer experiences. Our mission is to make customer service smarter, faster, and more impactful, turning CX into a true advantage for the world’s leading brands.

A little about us: we’re dedicated to solving the toughest customer service challenges with our comprehensive CX platform. By combining cutting-edge AI with the skills of a global team of professionals, we enhance every step of the customer journey — ensuring seamless interactions and meaningful connections.

Joining Crescendo means being part of a team that values innovation, collaboration, and growth. Together, we’re building the future of customer experience — where people and technology work in harmony.


The Role
We are seeking a Senior Software Engineer II to help us design, build, test, and maintain high-performance AI-driven applications. In this role, you will collaborate with cross-functional teams to create and deliver scalable, reliable, and efficient software systems while also mentoring junior engineers and contributing to technical leadership.

What you’ll do:

• Software Development: Contribute to the design, development, and optimization of software systems, focusing on scalability, reliability, and performance. Work with AI frameworks and systems to create solutions for real-world applications.
• Service Testing: Lead creation and implementation of automated test framework that validates all aspects of the service functionality: regression, end-to-end integration, scalability, reliability.
• Collaboration & Mentorship: Work closely with cross-disciplinary teams, including data scientists, machine learning researchers, and other engineers. Provide mentorship to junior engineers, offering guidance and helping to elevate team performance.
• System Architecture & Design: Contribute to architectural decisions and strategies, ensuring that software is both maintainable and extensible. Provide input on long-term system design and ensure it aligns with business objectives.
• Code Quality & Best Practices: Write clean, maintainable code with an emphasis on performance and efficiency. Champion code reviews, test-driven development, and continuous integration practices.
• Problem Solving & Troubleshooting: Identify and resolve complex technical issues, ensuring high-quality user experiences and system reliability. Take ownership of critical problems and develop practical solutions.
• Continuous Learning: Stay current with the latest advancements in AI, machine learning, and software engineering. Experiment with new technologies and methodologies to keep the team at the forefront of the industry.

• 5+ years of experience in software engineering, with expertise in algorithms,  systems design, and cloud deployments.
• Experience in Node.js and JavaScript programming. Experience with Python, Java, and cloud platforms is a plus.
• Experience with automated cloud deployment frameworks (e.g.,Terraform)
• Experience with cloud monitoring and alerting systems (e.g., Grafana)
• Strong problem-solving skills and the ability to work in a collaborative, fast-paced environment.
• Team leadership experience is a plus

• A bachelor’s degree in Computer Science, Software Engineering, or a related STEM field.
• A master’s degree in a relevant technical discipline is preferred but not required.
• Candidates with equivalent hands-on experience, certifications, or non-traditional education (e.g., coding bootcamps) may also be considered.

• Want to be a part of something that is solving real problems and changing the way an entire industry does business
• Like a competitive base salary in a company with ever-expanding opportunities.
• Enjoy working from home and have a dedicated, quiet space where you can work.
• We are committed to doing what it takes to ensure deadlines are met.
• Have a positive, get-the-job-done attitude, and think of yourself as someone who is always working smart.
• Thrive in a team environment where collaboration is the foundation of your success.

Company Culture Is At Our Core
Our core values bring intention to our work and set the tone for our culture. From the partners we serve to the associates who work with us, we share a set of core values that guide our actions.
Care for others - Cooperate, empathize, and seek opportunities to put each other first.
Embrace growth - Expand your mind by taking calculated risks, developing your skills, and staying open to change
Manifest trust - Trust is the bond that allows us to work at our highest levels, as members of a team, in a unified direction. It is continuously earned by delivering on our commitments.
Take ownership - Doing the right thing should come naturally.
Be humble - Seek guidance, receive feedback, ask questions, and listen to your colleagues

Crescendo is proud to be an equal-opportunity workplace. We value diversity, inclusion, equity, and belonging and these pillars are at the heart of how we work together. We are committed to providing equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, Veteran status, or any other applicable legally protected characteristics in the location in which the candidate is applying. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.
We are committed to the inclusion of all individuals and will make reasonable accommodations for qualified individuals with disabilities in our job application process.  If you require assistance or accommodations to participate in the job application or interview process, please contact [email protected].