Backend Cloud & Database Developer

The candidate should have extensive experience in designing and developing scalable data pipelines and real-time data processing solutions. As a key member of the team, the Senior Data Engineer will play a critical role in building end-to-end data workflows, supporting machine learning model deployment, and driving MLOps practices in a fast-paced, agile environment. Strong expertise in Apache Kafka, Apache Flink, AWS SageMaker, and Terraform is essential. Additional experience with infrastructure automation and CI/CD for ML models is a significant advantage.

Key Responsibilities

1. Design, develop, and maintain high-performance ETL and real-time data pipelines using Apache Kafka and Apache Flink.
2. Build scalable and automated MLOps pipelines for training, validation, and deployment of models using AWS SageMaker and associated services.
3. Implement and manage Infrastructure as Code (IaC) using Terraform to provision and manage AWS environments.
4. Collaborate with data scientists, ML engineers, and DevOps teams to streamline model deployment workflows and ensure reliable production delivery.
5. Optimize data storage and retrieval strategies for large-scale structured and unstructured datasets.
6. Develop data transformation logic and integrate data from various internal and external sources into data lakes and warehouses.
7. Monitor, troubleshoot, and enhance performance of data systems in a cloud-native, fast-evolving production setup.
8. Ensure adherence to data governance, privacy, and security standards across all data handling activities.
9. Document data engineering solutions and workflows to facilitate cross-functional understanding and ongoing maintenance.

About the Role

We are seeking a highly skilled and motivated Senior Backend Developer with strong expertise in Node.js and AWS to join our dynamic team. The ideal candidate will have solid backend development experience, with additional working knowledge of PHP and Python. Exposure to frontend frameworks like React.js and Angular will be considered a strong advantage.

Key Responsibilities

• Design, develop, and maintain scalable backend systems and APIs using Node.js.

• Deploy, manage, and optimize applications on AWS cloud infrastructure.

• Collaborate with cross-functional teams (frontend, product, QA) to deliver end-to-end solutions.

• Ensure application performance, security, and scalability.

• Write clean, maintainable, and testable code following industry best practices.

• Work with databases (SQL/NoSQL) to design efficient data models and queries.

• Integrate third-party services and APIs when required.

• Contribute to code reviews, technical discussions, and mentoring of junior developers.

• Support continuous integration and deployment pipelines.

• Troubleshoot, debug, and optimize existing applications.

Requirements

• 4+ years of backend development experience.

• Strong expertise in Node.js and hands-on experience with AWS services (EC2, S3, Lambda, etc.).

• Good working knowledge of PHP and Python.

• Strong understanding of RESTful API design, microservices architecture, and databases (MySQL, PostgreSQL, or MongoDB).

• Working knowledge of React.js and Angular is preferred.

About the Role

We are looking for a highly skilled and experienced Senior React Native Developer with backend experience to join our team and lead the development of our cross-platform mobile application and its supporting backend services. You'll play a pivotal role in building, launching, and scaling a high-performance app that runs seamlessly on both iOS and Android — all from a single codebase — while also architecting and maintaining robust backend infrastructure in Node.js.

If you're passionate about mobile technologies, experienced in backend systems, and excited about building high-quality products from the ground up, we’d love to hear from you Responsibilities

• Lead the end-to-end development of a cross-platform mobile application using React Native.
• Build and maintain backend services and APIs using Node.js, ensuring scalability and performance.
• Collaborate with product managers, designers, and other engineers to deliver intuitive and seamless user experiences.
• Design and implement secure, reusable, and modular components (both frontend and backend).
• Optimize app and API performance across a wide range of devices and platforms.
• Ensure app and backend compliance with modern security, performance, and design standards.
• Set up and manage CI/CD pipelines for both frontend and backend (e.g., Fastlane, EAS, GitHub Actions).
• Integrate third-party APIs, services, analytics, push notifications, and more.
• Manage app store submissions and backend deployments.
• Mentor junior developers and contribute to establishing mobile and backend development best practices.

Requirements

Must-Have:

• 5+ years of experience in full-stack or mobile application development.
• 3+ years of hands-on experience with React Native.
• 2+ years of experience working with Node.js for backend development.
• Strong understanding of JavaScript (ES6+), TypeScript, and modern React architecture.
• Experience designing and integrating RESTful APIs, managing authentication, and handling network issues.
• Deep knowledge of mobile app development lifecycle for both iOS and Android.
• Familiarity with native build tools (Xcode, Android Studio).
• Solid grasp of mobile UI/UX principles and performance optimization techniques.
• Proficiency with Git, GitHub/GitLab, and agile workflows.
• Experience with features like push notifications, deep linking, in-app purchases, and analytics SDKs.

Preferred:

• Experience with Expo or EAS for managed workflows.
• Knowledge of CI/CD tools (Fastlane, Bitrise, GitHub Actions, etc.).
• Exposure to native modules (Objective-C/Swift and Java/Kotlin).
• Familiarity with automated testing frameworks (Jest, Detox, etc.).
• Experience publishing apps to the App Store and Google Play.
• Prior experience in startups or high-growth product environments.
• Working knowledge of databases (e.g., MongoDB, PostgreSQL) and cloud infrastructure (e.g., AWS, Firebase).

What We Offer

• Opportunity to lead and build a product end-to-end — frontend and backend.
• Work with a dynamic, high-performing team in a fast-paced, collaborative environment.
• Remote-first culture with flexible working hours.
• Competitive salary and equity options (if applicable).
• Dedicated learning and development budget to help you grow.

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.