Walk-in || Senior Full-Stack Engineer

Senior Full-Stack Engineer AI/SMS Platform

Company: Trivox Pvt. Ltd.

Location: Noida, Sector 62

Experience: 5–10 Years

Employment Type: Full-Time, Permanent

Work Mode: Work from Office / Hybrid

Department: Engineering / Technology

Job Description

About Trivox Pvt. Ltd.

Trivox Pvt. Ltd. is a communication technology company providing innovative CPaaS and business communication solutions, including Bulk SMS, RCS, WhatsApp Business API, Voice, and Transactional Email.

We are looking for a highly skilled Senior Full-Stack Engineer to join our technology team and help build and scale our AI-powered SMS and communication platform.

Role Overview The selected candidate will be responsible for designing, developing, scaling, and maintaining high-performance messaging systems capable of handling high-volume SMS traffic and real-time communication workflows.

The role requires strong expertise in backend/full-stack development, telecom integrations, AI/LLM technologies, databases, APIs, cloud infrastructure, and modern web technologies.

Key Responsibilities

  • Design and develop scalable, high-performance SMS/CPaaS platforms.
  • Develop backend services using Node.js/TypeScript, Python, or Go.
  • Integrate SMPP, SMS gateways, telecom carriers, REST APIs, and Webhooks.
  • Implement SMS routing, delivery optimization, retry mechanisms, DLR processing, and automated failover.
  • Integrate AI/LLM solutions for intelligent message routing, spam/fraud detection, sentiment analysis, message classification, and conversational automation.
  • Work with OpenAI, Anthropic, or open-source LLMs and implement prompt engineering, embeddings, and function calling.
  • Build asynchronous and event-driven systems using Kafka, RabbitMQ, Redis Streams, or AWS SQS.
  • Design and develop secure REST/GraphQL APIs.
  • Work with databases such as PostgreSQL, MySQL, MongoDB, Redis, and ClickHouse.
  • Develop web dashboards and admin portals using React, Next.js, or Vue.js.
  • Implement caching, indexing, rate limiting, dead-letter queues, and fault-tolerant architecture.
  • Deploy applications using Docker, Kubernetes, AWS/GCP, and CI/CD pipelines.
  • Implement monitoring and observability using Prometheus, Grafana, Datadog, or similar tools.
  • Troubleshoot production issues and optimize system performance, scalability, and reliability.
  • Follow applicable telecom, messaging, data protection, and security requirements.
Required Skills
  • 5+ years of experience in Full-Stack Development, Backend Development, or Software Engineering.
  • Strong proficiency in Node.js/TypeScript, Python, or Go.
  • Hands-on experience with SMPP, SMS Gateway, Telecom APIs, REST APIs, or Webhooks.
  • Experience with distributed systems, microservices, and high-concurrency applications.
  • Experience with Kafka, RabbitMQ, Redis Streams, or AWS SQS.
  • Strong knowledge of PostgreSQL/MySQL and preferably MongoDB/Redis/ClickHouse.
  • Experience integrating AI/ML/LLM APIs into production applications.
  • Knowledge of React, Next.js, or Vue.js.
  • Experience with Docker, Kubernetes, AWS/GCP, and CI/CD.
  • Strong problem-solving, debugging, system-design, and communication skills.
Good to Have
  • Experience in CPaaS, Telecom, Bulk SMS, Messaging, or SaaS companies.
  • Experience with Twilio, Plivo, Infobip, or similar messaging platforms.
  • Knowledge of DLT, DLR, Sender IDs, Short Codes, international SMS routing, and telecom compliance.
  • Experience with AI-based spam/fraud detection or NLP classification.
  • Experience with LLaMA, Mistral, or other open-source AI models.
  • Experience building highly available platforms with 99.99% uptime targets.
Key Skills / Naukri Keywords Full Stack Developer, Senior Full Stack Engineer, Backend Developer, Node.js, TypeScript, Python, Go, SMPP, SMS Gateway, CPaaS, Telecom, SMS Platform, REST API, Webhooks, Kafka, RabbitMQ, Redis, PostgreSQL, MySQL, MongoDB, ClickHouse, React, Next.js, AI, ML, LLM, OpenAI, Docker, Kubernetes, AWS, GCP, Microservices, Distributed Systems

What We Offer

  • Opportunity to work on an AI-powered CPaaS and SMS platform.
  • Exposure to Telecom, Messaging, AI/ML, Cloud, and Distributed Systems.
  • Opportunity to work on high-scale technology products.
  • A challenging and growth-oriented engineering environment.
  • Opportunity to take ownership of end-to-end product development.
Job Location Trivox Pvt. Ltd. – Sector 62, Noida, Uttar Pradesh

Interested candidates can apply through Naukri.com with their updated resume.

Keywords: Senior Full Stack Engineer | AI Engineer | Backend Developer | Node.js Developer | SMPP | SMS | CPaaS | Telecom | LLM | Kafka | AWS | KubernetesRole & responsibilities

Preferred candidate profile

Back to blog

Other Jobs To Apply

No other job posts for this day.

Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...