Sr. Data Engineer

🚀 Join Us as a Tech Lead Build at Scale. Lead with Impact. 📍 Location: Mumbai, India ⏳ Experience: 7–8+ Years 💼 Type: Full-Time 🌟 About Helo.ai At Helo.ai by VivaConnect, we’re transforming how businesses communicate with their customers. From SMS, WhatsApp, RCS, Voice, and Contact Centre Solutions, we enable enterprises to build secure, scalable, and high-impact communication experiences. With 24+ years of industry expertise, 30+ billion engagements annually, and partnerships with Meta, Google, and leading telecom operators, we’re not just another CPaaS company—we’re industry trailblazers. If you’re passionate about building scalable platforms and leading high-performing engineering teams, this is where your next chapter begins. 🚀 👥 About the Role We’re looking for a Tech Lead – Full Stack Development who can architect, build, and scale modern web applications while leading teams and owning technical outcomes end to end. This is a hands-on leadership role—you’ll drive backend and frontend architecture, guide engineering best practices, mentor developers, and work closely with product, DevOps, and business teams to deliver enterprise-grade solutions. 🎯 Your Day-to-Day Responsibilities Technical Leadership & Architecture ■ Own end-to-end architecture for full-stack applications across backend, frontend, and infrastructure layers. ■ Make key technical decisions around scalability, performance, security, and maintainability. ■ Review code, enforce best practices, and raise overall engineering standards. Back-End Development ■ Design and develop high-performance, scalable APIs using Node.js / Python. ■ Build secure, reliable services for high-throughput, customer-facing applications. ■ Ensure clean, testable, and maintainable code following modern software design principles. Front-End Development ■ Lead development of responsive, high-quality UIs using ReactJS / AngularJS. ■ Collaborate with product and UX teams to deliver intuitive and performant user experiences. ■ Ensure frontend performance, accessibility, and cross-browser compatibility. Requirement Gathering & Execution ■ Partner with Product, Business, and Stakeholders to translate requirements into technical solutions. ■ Break down complex problems into executable plans and guide teams through delivery. Team Leadership & Collaboration ■ Mentor and guide junior and mid-level developers through code reviews, design discussions, and technical coaching. ■ Foster a strong engineering culture focused on quality, ownership, and continuous improvement. ■ Ensure alignment across teams and clear communication of goals and priorities. Compliance, Risk & Reliability ■ Ensure systems adhere to security, compliance, and regulatory requirements. ■ Build resilient systems with strong monitoring, logging, and failure-handling mechanisms. Documentation & Process ■ Maintain architecture diagrams, technical documentation, and development standards. ■ Contribute to improving engineering processes, CI/CD pipelines, and deployment workflows. 🌱 Your Growth @ Helo.ai 🚀 Career Acceleration ■ Opportunity to grow into Engineering Manager, Architect, or Platform Leadership roles. ■ High visibility role influencing platform strategy and large-scale systems. 📈 Skill & Domain Expansion ■ Work on CPaaS platforms handling billions of real-time communications. ■ Exposure to distributed systems, messaging platforms, and cloud-native architectures. 🧠 Leadership Development ■ Strengthen leadership, decision-making, and stakeholder management skills. ■ Collaborate with senior leadership and industry experts. 🛠 Knowledge & Skill-set Required Core Experience ● 7–8+ years of experience in full-stack development with strong production exposure ● Proven experience in Tech Lead / Senior Engineer roles Back-End Expertise ● Strong hands-on experience with Node.js (and/or Python) ● Expertise in designing REST APIs and scalable backend systems ● Solid understanding of OOP, functional design, and system design principles Front-End Expertise ● Strong proficiency in HTML, CSS, SASS, and responsive design ● Hands-on experience with ReactJS (preferred) or AngularJS ● Experience building enterprise-grade, performance-optimized UIs Production & DevOps Awareness ● Experience deploying and managing production systems ● Understanding of scalability, caching, queues, and performance tuning ● Familiarity with CI/CD, containerization, and cloud environments Databases & Messaging ● Strong experience with MongoDB and MySQL ● Working knowledge of RabbitMQ, Redis Bonus / Good-to-Have ● Exposure to PHP or .NET ● Experience with CPaaS, messaging platforms, or high-throughput systems 🧰 Our Core Technologies Backend: NodeJS, Python Frontend: ReactJS, AngularJS Frameworks: Django, Django REST Framework Databases: MongoDB, MySQL Servers & Infra: RabbitMQ, Redis, Nginx, Apache Tools & Platforms: Docker, AWS, Kannel SMS Gateway 🏆 Why Helo.ai? ● Be part of India’s rapidly growing CPaaS ecosystem ● Work on enterprise-scale, high-impact platforms ● Collaborate with marquee clients like HDFC Bank, SBI, Bajaj Finance, Reliance Brands, Motilal Oswal, and more ● Inclusive, collaborative, and growth-driven culture ● Employee engagement programs that actually make Mondays fun ● Endless learning through real-world challenges and expert mentorship 🌈 Equal Opportunity Employer At Helo.ai, we celebrate diversity and are committed to building an inclusive and collaborative environment for all. If you’re ready to lead, scale, and build systems that matter, we’ve got the platform for you to shine.