
Who You Are:
- You’ve built scalable, production-ready APIs in fast-paced environments, and are comfortable with the challenges that come with a growing startup.
- You understand event-driven architectures and have hands-on experience building real-time applications.
- You are fully capable of taking ownership of backend systems, from designing the database schema to writing efficient, maintainable code.
- You think beyond the code: optimizing performance, scalability, and security are as important as building new features.
- You’re comfortable troubleshooting complex issues, whether that’s API bottlenecks, database performance, or production issues.
Responsibilities:
- Design, implement, and manage a NestJS backend with a modular, scalable architecture that can easily handle real-time events and communication.
- Develop and maintain WebSocket services for real-time event-driven updates and ensure seamless communication across the system.
- Integrate RabbitMQ for reliable internal messaging, handling queues and ensuring event-driven workflows are efficient and fault-tolerant.
- Implement database management strategies using MongoDB, Redis, and Elasticsearch, ensuring efficient data handling, indexing, and optimization.
- Integrate with external APIs (JSON-RPC, XML-RPC, REST) to enhance system capabilities.
- Ensure high performance of the system by optimizing database queries, implementing caching strategies using Redis, and ensuring optimal indexing and data flow.
- Implement role-based authentication and authorization mechanisms using JWT, OAuth, and RBAC patterns within NestJS.
- Follow security best practices to ensure sensitive data is protected, credentials are stored securely, and the system is resilient to common vulnerabilities.
- Work collaboratively with cross-functional teams to ensure seamless integration between different services and technologies.
Must-Have Skills:
- Strong proficiency in Node.js and NestJS with TypeScript.
- Solid experience with MongoDB, Redis, and Elasticsearch for data storage and real-time data handling.
- In-depth knowledge of WebSockets and Socket.IO in NestJS Gateways, enabling real-time communication and updates.
- Experience with RabbitMQ for message queuing and asynchronous task handling.
- Strong understanding of authentication & authorization systems using JWT, OAuth, and RBAC (Role-Based Access Control).
- Expertise in optimizing APIs, including techniques for caching, improving database performance, and reducing latency.
- Familiar with API security best practices, including secure storage of credentials, encryption, and safeguarding sensitive data.
Key Skills:
- TypeScript, NestJS, WebSockets, Socket.io
- Redis, MongoDB, Elasticsearch, RabbitMQ
- API Optimization, JWT, OAuth, RBAC
- Real-time communication, Event-driven architecture

About StreamSpace Artificial Intelligence
About
StreamSpace aims to optimise the customer communications for businesses using technologies around AI, VoiceBOTs and full blown Communication Suite. We believe that there are a lot of business processes around customer communications that are handled manually and ineffectively which can be automated with consistent quality of service and deliver a top notch customer experience.
Connect with the team
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3 to 5 years of experience in Java with Microservices Experience
- Experience in Spring Boot, Jenkins, Git, Hibernate, Kubernetes, and Docker
- Experience in the development of scalable and extensible systems using Java
- Proficiency in Database technology such as MySQL, Oracle, and MongoDB
- Routines Sync & Async
- Solid and fluent understanding of algorithms and data structures
- Excellent software design, problem-solving and debugging skills
- Demonstrated high ownership in previous projects
- Excellent Communication Skills"
Job Summary:
We are seeking an experienced Back-end Developer to join our IT team. You will be responsible for the server-side of web applications. If you have excellent programming skills and a passion for developing or improving applications, we would like to meet you.
As a Back-end Developer, you will work closely with our team to ensure system consistency and enhance the user experience. Ultimately, you should be able to develop and maintain functional and stable web applications that meet our company's needs.
Responsibilities and Duties:
- Participate in the entire application lifecycle, focusing on coding and debugging
- Write clean code to develop functional web applications
- Troubleshoot and debug applications
- Perform unit tests to optimize performance
- Manage cutting-edge technologies to improve legacy applications
- Collaborate with front-end developers to integrate user-facing elements with server-side logic
- Gather and address technical and design requirements
- Provide training and support to internal teams
- Build reusable code and libraries for future use
- Liaise with developers, designers, and system administrators to identify new features required
Skills and Qualifications:
- Proven work experience as a Back-end Developer
- In-depth understanding of the entire web development process (design, development, and deployment)
- Hands-on experience with JS, ES6, Node.js, Express.js, MongoDB, building REST APIs, and GraphQL
- Excellent analytical and time management skills
- Strong teamwork skills with a problem-solving attitude
- BSc/BE or BTech degree in Computer Science or a relevant field
Skills:
- Node.js
- MongoDB
- JavaScript
- Express
Role Responsibilities:
- Development and Maintenance of REST APIs: Lead the creation and management of our RESTful APIs, ensuring top-notch performance and alignment with evolving requirements.
- Proficiency in Coding: We're in search of expertise in Python or equivalent programming languages. Your coding skills will play a pivotal role in delivering high-quality (efficient, reusable, testable, and scalable) solutions.
- Unit and Integration Testing: Apply your expertise to craft unit and integration tests, upholding code quality and reliability.
- Version Control Systems: Proficiency in Distributed Version Control Systems is vital for seamless collaboration during development.
- Elasticsearch Expertise: Having valuable experience with Elasticsearch is a plus, given its critical role in data retrieval and search functionalities.
- NOSQL Database Familiarity: Knowledge of NOSQL databases like Cassandra and MongoDB will be advantageous.
- Message Broker Knowledge: Understanding message brokers, especially RabbitMQ, is beneficial for effective communication within our systems.
Desired Qualifications:
- Experience: 1-2 years of hands-on experience as a Python developer.
- AWS: Proficiency in AWS cloud management and architecting enterprise data solutions.
- Pragmatic Problem-Solving: Recognize when a solution should be streamlined and when creating the right abstraction will lead to long-term efficiency gains.
- Passion for Quality: Demonstrate dedication to producing work of the highest quality and following best practices.
- Agile/Lean Process: Familiarity with Agile/Lean methodologies is a plus, reflecting your adaptability and collaborative spirit.
- Startup Mindset: Embrace the challenges and opportunities of a startup environment, contributing your skills and insights to our growth.
- Debugging and Optimization: Showcase excellent debugging and optimization capabilities to enhance system performance.
- Tech Awareness: Stay updated on emerging technologies and possess a solid understanding of the full product development life cycle.
- UX and Information Architecture: Exhibit excellent knowledge of mobile user experience, information architecture, and industry trends.
Requirements
- 3+ years of experience in the Development of JAVA technology.
- Strong Java Basics
- Linux
- SpringBoot or Spring MVC
- Hands-on experience in Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Java 8
- Any Caching Mechanism
- Good at problem-solving
Good to Have Skills:
- 3 years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem-solving skills.
- Ability to work in a fast-paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding AI/ML algorithms is a plus.
We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Responsibilities:
• Developing front end website and back-end website applications.
• Seeing through a project from conception to finished product.
• Designing and developing integrations with 3rd party apps.
• Working on Next JS and Node JS .
• Design, build and maintain SaaS-based products.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Web services and Integration with Business applications and various softwares
• Work with outside data sources and API’s, REST API's
• Unit-test code for robustness
• Work on bug fixing and improving application performance.
Requirements:
• Experience of 1-3 years.
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Proficiency with languages such as React JS, Next JS, Node JS, PHP Laravel, Angular, WordPress, REST API's
• Excellent verbal communication skills.
• Good problem-solving skills.
• Knowledge of software development principles and design patterns.
• Excellent problem-solving skills and ability to learn new technologies quickly.
• Strong communication skills and ability to work collaboratively in a team environment.
Job Type: Full-Time, 9 am to 6:30 pm (Monday to Friday)
● You’ve been building the backend for web applications.
● You have experience with any of these backend programming languages --
Python, NodeJS or Java.
● You write an understandable, testable code with an eye towards
maintainability.
● You are a strong communicator. Explaining complex technical concepts to
designers, support, and other engineers is no problem for you.
● You possess strong computer science fundamentals: data structures,
algorithms, programming languages, distributed systems, and information
retrieval.
● You have completed a bachelor's degree in Computer Science, Engineering or
related field, or equivalent training, fellowship, or work experience.











