The Role
Design and develop microservices and APIs, optimize backend systems, work with databases, collaborate with teams, and ensure security and scalability.
Summary Generated by Built In
As the global leader in AI-powered customer experience assurance, we help some of the world's most recognized brands deliver seamless, reliable, and engaging interactions across voice, digital, messaging, and AI-powered channels. Every year, our platform helps optimize hundreds of millions of customer journeys, ensuring businesses can confidently deliver exceptional experiences at scale.
As enterprises race to deploy agentic AI, the defining question is no longer whether AI can handle customer interactions, it’s whether those interactions can be trusted. Cyara is the confidence layer that answers that question, testing AI agents with AI agents to detect hallucinations, validate decisions, and ensure compliance before failures ever reach your customers.
Joining Cyara means helping shape the future of customer experience, partnering with some of the world’s biggest brands, and working alongside passionate, talented people who are committed to making every customer interaction better.
Key Responsibilities
- Experience Level: 5-10 years
- Tech Stack: C#, .NET, REST/OpenAPI, PostgreSQL, OIDC/OAuth
- Design, develop, and maintain microservices and APIs using C#, .NET, and REST/OpenAPI.
- Build secure and scalable backend systems integrated with OIDC/OAuth2 authentication flows.
- Implement and optimize event-driven architectures using tools like Kafka or RabbitMQ.
- Write structured, actionable logs and ensure meaningful observability and monitoring.
- Manage and optimize PostgreSQL databases for performance and reliability.
- Collaborate with front-end, DevOps, and product teams to deliver end-to-end solutions.
- Lead performance tuning, memory management, and multithreading optimization efforts.
- Apply design patterns and best practices for maintainable, testable, and extensible codebases.
- Contribute to CI/CD pipelines and deployment automation.
- Knowledge on Cloud platforms like AWS/Azure
- Continuously balance security, cost, scalability, and delivery speed.
Required Skills & Experience
- Expertise in C# and .NET Core, with a focus on microservices and high-performance systems.
- Strong understanding of multithreading, memory management, and performance optimization.
- Hands-on experience with REST and OpenAPI design and implementation.
- Strong command of PostgreSQL and relational data modeling.
- Experience building event-driven architectures using Kafka, RabbitMQ, or similar.
- Familiarity with OIDC/OAuth2 for authentication and authorization.
- Experience with AWS or Azure, including managed services and serverless components.
- Experience with CI/CD pipelines (Jenkins, CircleCI, Buildkite, GitHub Actions).
- Excellent problem-solving, debugging, and communication skills.
Nice to Have
- Knowledge of monitoring and observability tools (Prometheus, Grafana, ELK, etc.).
- Front End experience with React, GraphQL
- Experience working with high-throughput, low-latency systems.
- Exposure to cost-optimized cloud architectures and performance budgeting.
Why you should join us:
Looking for a place where your ideas matter, your growth is accelerated, and your work creates real impact? Welcome to Cyara.
We're building the assurance layer that gives enterprises the confidence to deploy agentic AI at scale with a global team that values curiosity, collaboration, and continuous learning. Whether you're launching new ideas, solving complex problems, or learning from talented colleagues across the world, you'll be surrounded by people who challenge and support you to do your best work.
At Cyara, inclusivity isn't a buzzword, it's part of who we are. We foster a culture where everyone feels seen, heard, and empowered to contribute. Pair that with competitive pay, comprehensive benefits, flexible work options, recognition programs, and a strong focus on employee well-being, and you've got a workplace designed for both success and fulfilment.
Big opportunities. Real impact. Amazing people. That's the Cyara experience.
Cyara’s Diversity, Equity, Inclusive and Belonging Statement:
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.
Cyara’s Values Statement: 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.
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 CVs. 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.
Skills Required
- Expertise in C# and .NET Core
- Strong understanding of multithreading and performance optimization
- Hands-on experience with REST and OpenAPI
- Strong command of PostgreSQL and relational data modeling
- Experience building event-driven architectures
- Familiarity with OIDC/OAuth2
- Experience with AWS or Azure
- Experience with CI/CD pipelines
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The Company
What We Do
Cyara is the world’s leading Automated CX Assurance Platform provider, helping leading brands deliver better CX with less effort, cost, time, and risk. Cyara supports the entire CX software development lifecycle, from design to functional and regression testing, load testing, and production monitoring – ensuring enterprises can build flawless customer journeys across voice and digital channels while reducing the risk of customer-facing defects. Every day, the most recognizable brands across the globe trust Cyara to deliver customer smiles at scale. Come visit us at www.cyara.com.
