Senior Software Engineer

Cyara is the world's leading Automated CX Assurance Platform provider, enabling leading brands across the globe to build better customer experiences faster. Through automated testing and monitoring, Cyara accelerates the delivery of flawless customer journeys across digital and voice channels while reducing the risk of customer-facing defects. Every day the most recognizable brands, including Airbnb and NAB trust Cyara to deliver customer smiles at scale.  Our promise is Customer Smiles - Delivered at Scale, and as a member of Cyara's team, you'll be given the opportunity to bring that mission to fruition alongside our amazing community of fun-loving forward thinkers.  Interested to find out more about us?  Check out:  
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. 
Job Function Description:  As a Senior Software Engineer, Telephonyin the Product Engineering team at Cyara, you will be responsible for the design, implementation, testing, maintenance, and optimization of the software solutions that make up the Cyara portfolio. You will gather product requirements from Product Management and turn them into working software that satisfies market needs. You will develop, revise, and maintain software artifacts and product engineering processes/methodologies to meet functional, scale, and performance criteria.  You will be responsible for:

• Innovative Software Development: Utilizecutting-edge software development tools to drive innovation, efficiency, and quality in the development of applications for a commercially hosted Asterisk platform. The primary focus of this position is to develop our product offering onto a Mobile/GSM platform and tie Speech Recognition engines into our Asterisk based call scripts. 
• Problem Solving and UX Delivery: Address challenging problems to deliver impactful UX solutions quickly, efficiently, and with high quality. 
• Scalable Systems Architecture: Contribute to the evolution of systems architecture, ensuring scalability with the growing demands of the business. 
• Collaborative Cross-Functional Work: Share knowledge and communicate effectively (both verbally and in writing) across the organization to align feature development with overall business objectives. 
• Problem Identification and Resolution: Analyse, identify, and address problems or bugs to ensure a seamless and error-free user interface. 
• Active Participation in Agile Processes: Engage actively in Agile team meetings, contributing to iterative development processes and adhering to best practices. 
• While this position does not require participation in an official on-call roster, Engineering employees are expected to be available to assist with troubleshooting Severity 1 or Severity 2 production issues as they arise. If contacted, employees should be prepared to respond and provide support, leveraging their domain knowledge and skills to resolve critical incidents.

Let's talk about your skills/expertise:

•  Design, develop, and maintain VoIP solutions using Asterisk/Freeswitch. 
•  Write, test, and deploy RESTful APIs using Python (Flask) to support telephony features. 
•  Configure dial plans, call routing, IVRs, queues, and SIP trunks in Asterisk/Free switch. 
•  Monitor and troubleshoot call quality, performance, and server logs. 
• Develop scripts or tools to automate provisioning and reporting. 
•  Collaborate with front-end developers, DevOps, and QA to deliver full-stack features. 
•  Ensure system security, scalability, and high availability of VoIP services. 
•  Required Skills & Qualifications:
•  3+ years of experience with Asterisk/Free switch (ARI, AGI, AMI). 
•  Strong proficiency in Python and Flask for developing APIs and writing unit tests 
•  Solid understanding of VoIP protocols: SIP, RTP, WebRTC. 
• Experience working with MySQL or other relational databases. 
•  Familiarity with Linux server environments. 
•  Proficiency with tools like Wireshark, TCPDUMP, or SNGREP for SIP troubleshooting. 
•  Knowledge of JSON, REST, and API security practices. 
• Ability to read and write custom DIALPLAN and manage SIP/PJSIP Profiles. 
• Version control using Git. 

Experience required for this role

• 5-7+ years in a Full Stack Development role 
• Exposure in configuring or working in Contact center / Call center would be beneficial 
• Good experience with Python scripting with multi-threading / socket and inter process communication  
• Very good understanding of databases: extensive knowledge, with performance and optimization experience – MySQL is a must 
• In-depth understanding of fundamental web technologies such as HTTP, HTML, CSS, AJAX, REST, and JSON 
• Strong knowledge of how SIP and VoIP communication is working 
• Should be with Linux and docker container background. 
• Experience with SMS and Mobile Gateways. 
• Good communication skills, including written and verbal English 

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.

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