Senior Backend Engineer(Twilio,Google CCAI )

We are looking for Senior Backend Engineers to help build and evolve the core communication and automation systems powering the M&S Contact Centre.
You will work on telephony integration, voice/IVR automation, NLP/intent workflows, and backend microservices that directly support ~500 customer service agents.

The ideal candidate has strong experience in Java/Kotlin, hands-on expertise with Twilio / communication APIs, and exposure to Google CCAI or customer service platforms.
Location: Remote / India
Open Roles: 2 Positions
Experience: 6–12+ Years

• Integrate and extend Twilio APIs for call routing, IVR flows, telephony, and automation.
• Configure, maintain, and optimise Google CCAI (voicebots, chatbots, transcription, NLP/intent models).
• Build and maintain microservices and APIs that connect to internal M&S systems (payments, order management, refunds, loyalty).
• Design and implement scalable, resilient, and fault-tolerant backend services.
• Improve system reliability through logging, monitoring, alerting, and observability.
• Collaborate with Product, Infrastructure, and Frontend teams on end-to-end workflows.
• Contribute to technical design, architecture decisions, and best practices.

• Strong programming experience in Java or Kotlin.
• Hands-on experience integrating Twilio or similar communication/telephony platforms.
• Familiarity with Google CCAI (Dialogflow, CCAI Insights, agent assist, speech/NLP).
• Experience building APIs using REST and event-driven systems (Kafka).
• Expertise in Azure or similar cloud-based microservices architecture.
• Strong knowledge of CI/CD tooling – Terraform, Jenkins, GitHub Actions.
• Solid understanding of distributed systems, performance, scaling, and reliability engineering.

• Exposure to Zendesk or other CRM/contact-centre platforms.
• Experience with payments, refunds, order management, or retail backend systems.
• Knowledge of voice analytics, telephony routing, or IVR design.

• Opportunity to work on a high-impact customer experience platform.
• Modern tech stack with ownership on architectural decisions.
• Collaborative team with strong engineering, product, and CX focus.

Why Join Mindera?

• Work in a collaborative, engineering-driven culture.
• Opportunity to work with modern tech stacks and cloud-native solutions.
• Remote-first flexibility with a global mindset.
• Build meaningful, scalable technology for enterprise-grade clients.

At Mindera we use technology to build products we are proud of, with people we love.

Software Engineering Applications, including Web and Mobile, are at the core of what we do at Mindera.

We partner with our clients, to understand their product and deliver high performance, resilient and scalable software systems that create an impact in their users and businesses across the world.

You get to work with a bunch of great people, where the whole team owns the project together.

Our culture reflects our lean and self-organisation attitude. We encourage our colleagues to take risks, make decisions, work in a collaborative way and talk to everyone to enhance communication.

We are proud of our work and we love to learn all and everything while navigating through an Agile, Lean and collaborative environment.

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Our offices are located: Aveiro, Portugal | Porto, Portugal | Leicester, UK | San Diego, USA | San Francisco, USA | Chennai, India | Bengaluru, India