Senior Software Engineer - Python + API
Cyara is the global leader in AI-powered customer experience assurance, committed to eradicating bad CX. As the only unified platform for continuous testing and monitoring across voice, digital, messaging, and conversational AI channels, Cyara empowers hundreds of the world’s leading brands to optimize more than 350 million customer journeys every year. With enterprises rapidly deploying agentic AI systems that adapt, learn, and make autonomous decisions in real time, Cyara provides the assurance layer that turns pilots into production-ready deployments—testing AI agents with AI agents to catch what scripts can’t. From full journey visibility to AI governance, trust validation, and compliance, Cyara ensures every touchpoint works flawlessly and every AI interaction solves customer problems while delighting them in the process. Cyara helps businesses deliver secure, friction-free, and high-quality CX at scale. Interested to find out more about us? Check out: www.cyara.com
Cyara’s Values:
At Cyara, our values shape everything we do. We're passionate about Delivering Excellence by putting the customer first, collaborating globally, and always striving to improve. We take smart risks and Innovate Boldly , setting new standards and learning from every experience. Integrity First is our cornerstone—we value humility, authenticity, and respect for diversity, building trust in all we do. We Embrace Curiosity by empowering you to experiment, learn, and grow in a dynamic environment. At Cyara, our values drive us forward, shaping a culture where innovation and excellence thrive.
Cyara’s Diversity, Equity, Inclusive and Belonging:
At Cyara, we are dedicated to fostering a workplace that embodies equal opportunity and champions diversity, equity, inclusion, and belonging (DEIB). We strive to cultivate an environment where every individual feels valued, respected, and empowered to bring their whole selves to work, contributing unique perspectives and talents. Our commitment includes continuously evaluating and enhancing our policies, practices, and culture to align with our DEIB principles. We ensure a discrimination-free environment where individuals are evaluated solely on their merits and abilities, regardless of legally protected statuses such as sex, race, color, ethnicity, national origin, age, religion, disability, sexual orientation, gender identity, veteran status, or medical condition. By celebrating our differences and championing inclusivity, we enrich our organization, make more thoughtful decisions, and drive collective success.
Position:
* We are currently hiring for a Back-End Developer to design, build and maintain a backend API that will that provides various functionality to end-users. The backend is built on Cockroach DB and Python Flask. The successful candidate will be responsible for designing and developing new API endpoints based on the input coming from different teams and projects. In addition, you will also work on integration, maintaining and training AI/ML models focused on audio quality and telephony environment.
Technical Requirements
* Strong command of Python (preferably 3.x) with experience in writing clean, modular, and maintainable code.
* Familiarity with Python libraries commonly used in Flask projects (e.g., requests and other relevant to your stack).
* Proficiency with SQL Alchemy
* Experience designing and managing database schemas and relationships (e.g., one-to-many, many-to-many) and performing migrations using Alembic.
* Strong understanding of relational databases (e.g., MySQL) and ability to write efficient SQL queries.
* Experience with Redis for caching, session management, or real-time data processing.
* Experience with machine learning workflows, including model training, evaluation, and deployment.
* Knowledge of database optimization, indexing, and transaction management.
* Understanding Flask concepts like routing and request handling.
* Solid grasp of HTTP protocols, RESTful API development, and web application architecture.
* Experience with API testing tools (e.g., Postman, curl) and debugging.
* Familiarity with version control using Git (GitHub).
* Familiarity with deployment tools and platforms (e.g., Docker, AWS).
* Knowledge of testing frameworks like pytest and unittest for unit and integration testing.
Experience required for this role:
* 5+ years of experience in backend development
* 3+ years of experience with Python
* Strong problem-solving skills and the ability to work collaboratively in a team environment
* Hands-on machine learning experience, with a focus on NLP and deep learning.
* Ability to work with AI/ML models and run them in a Docker environment.
* Understanding audio quality parameters and audio measurements techniques.
* Strong knowledge of databases, including performance tuning and optimization.
* Proficient with version control systems, particularly Git (GitHub).
* Solid understanding of docker
* Experience working in Unix/Linux environments.
* Excellent communication skills, both written and verbal in English
Nice to have:
* Familiarity with monitoring tools such as Grafana is a plus.
* Familiarity with Scrum practices
Agencies: Thanks but we’ve got this one! Please, no phone calls or emails to any employees of Cyara outside of the Talent Acquisition team. Cyara’s policy is to only accept resumes from Agencies via the Cyara Agency Portal. Agencies must have a valid fee agreement in place and they must have been assigned the specific requisition to which they submit resumes, by the Cyara Talent Acquisition team before submitting any CV's. Any resume submitted outside of this process will be deemed the sole property of Cyara and, in the event, a candidate is submitted outside of this policy is hired, no fee or payment of any kind will be paid
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.