● Familiarity with most of the following programming languages/frameworks : Javascript,
node.js.
● Familiarity with SCM tools like Git and code editors like VSCode.
● Adequate knowledge of Relational and non-relational Databases like mysql and mongoDB.
● Functional knowledge or hands on design experience with Web Services (REST)
● A solid understanding of how web applications work including security, session
management, and best development practices (Basic Auth, JWT, etc).
● Knowledge of Blockchain, Linux OS, CI/CD, cloud platforms like AWS, GCP, etc, is a plus.
Location: Mumbai
Type: Full-time
Start Date: Immediate
Salary: To be discussed

Similar jobs
Job Title : Senior Backend Developer (Node.js + AWS + MongoDB)
Experience : 4+ Years
Location : Andheri, Mumbai (Work From Office)
About the Role :
We are looking for a highly skilled Senior Backend Developer with strong expertise in Node.js (NestJS), AWS, and MongoDB to join our growing engineering team.
This role requires someone who takes ownership, is proactive, and enjoys building scalable, high-performance backend systems in a fast-paced environment.
Key Responsibilities :
- Architect, design, and develop scalable backend services using Node.js (NestJS).
- Design and manage cloud infrastructure on AWS Services (EC2, ECS, RDS, Lambda, etc.).
- Develop and maintain high-performance database solutions using MongoDB.
- Work with Kafka, Docker, and serverless frameworks (SST) for efficient deployments.
- Optimize system performance, scalability, and reliability across services.
- Ensure application security, best practices, and compliance standards.
- Collaborate with cross-functional teams to deliver robust product features.
- Take end-to-end ownership of features from design to deployment.
Technical Requirements :
- 4+ years of backend development experience.
- 3+ years of hands-on experience with Node.js.
- 2+ years of hands-on experience with AWS.
- Strong experience with NestJS framework.
- Solid experience with MongoDB and database design.
- Experience with Kafka, Docker, and serverless architecture.
- Understanding of system design, scalability, and performance optimization.
Good to Have (Bonus Skills) :
- Experience with Python or other backend languages.
- Exposure to Agentic AI use cases or implementations.
- Strong understanding of security best practices.
What We’re Looking For :
- Curious mindset and eagerness to learn new technologies.
- Proactive problem solver with strong ownership attitude.
- Strong team player with effective communication skills.
- Positive, energetic, and passionate about building great systems.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Hands on experience on DynamoDB, Lambdas and serverless architecture
- Good understanding of Microservices
- Knowledge of Node.js and frameworks available for it such as Express
- User authentication and authorization between multiple systems, servers, and environments
- Understanding fundamental design principles behind a scalable application
- Implementing automated testing platforms and unit tests
- Collaborating with front-end developers on the integration of elements.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
Basic Requirement :
node.js
•Writing web services REST and GraphQL using node.js frameworks such as express and node SDKs
•Develop low-latency, high-availability, and high-performance applications using node.js framework
•Develop using microservices architecture style and asynchronous using loopback
•Implementation of security such as web service authentication and data storage (such as database, key-value stores, and object storage) in the application
•No other fuss only code
Required Technical Expertise
•Strong proficiency in node.js, and AWS Lambda.
•Experience in PostgreSQL, MongoDB, Amazon SQS, Kafka, Amazon SNS, Dynamodb, and Firebase
•Experience in using node.js frameworks (such as express, StrongLoop)
•Experience in asynchronous programming and use of libraries in node.js
•User authentication and authorization in a microservices architecture
•Integration of multiple data sources and databases into the application
•Understanding of microservices and scalable architecture
•Experience in creating database schemas (SQL & NoSQL) for the applications
Sizzle is an exciting new startup that’s changing the world of gaming. At Sizzle, we’re building AI to automate gaming highlights, directly from Twitch and YouTube streams. We’re looking for a superstar Python expert to help develop and deploy our AI pipeline. The main task will be deploying models and algorithms developed by our AI team, and keeping the daily production pipeline running. Our pipeline is centered around several microservices, all written in Python, that coordinate their actions through a database. We’re looking for developers with deep experience in Python including profiling and improving the performance of production code, multiprocessing / multithreading, and managing a pipeline that is constantly running. AI/ML experience is a plus, but not necessary. AWS / docker / CI/CD practices are also a plus. If you are a gamer or streamer, or enjoy watching video games and streams, that is also definitely a plus :-)
You will be responsible for:
- Building Python scripts to deploy our AI components into pipeline and production
- Developing logic to ensure multiple different AI components work together seamlessly through a microservices architecture
- Managing our daily pipeline on both on-premise servers and AWS
- Working closely with the AI engineering, backend and frontend teams
You should have the following qualities:
- Deep expertise in Python including:
- Multiprocessing / multithreaded applications
- Class-based inheritance and modules
- DB integration including pymongo and sqlalchemy (we have MongoDB and PostgreSQL databases on our backend)
- Understanding Python performance bottlenecks, and how to profile and improve the performance of production code including:
- Optimal multithreading / multiprocessing strategies
- Memory bottlenecks and other bottlenecks encountered with large datasets and use of numpy / opencv / image processing
- Experience in creating soft real-time processing tasks is a plus
- Expertise in Docker-based virtualization including:
- Creating & maintaining custom Docker images
- Deployment of Docker images on cloud and on-premise services
- Experience with maintaining cloud applications in AWS environments
- Experience in deploying machine learning algorithms into production (e.g. PyTorch, tensorflow, opencv, etc) is a plus
- Experience with image processing in python is a plus (e.g. openCV, Pillow, etc)
- Experience with running Nvidia GPU / CUDA-based tasks is a plus (Nvidia Triton, MLFlow)
- Knowledge of video file formats (mp4, mov, avi, etc.), encoding, compression, and using ffmpeg to perform common video processing tasks is a plus.
- Excited about working in a fast-changing startup environment
- Willingness to learn rapidly on the job, try different things, and deliver results
- Ideally a gamer or someone interested in watching gaming content online
Seniority: We are looking for a mid to senior level engineer
Salary: Will be commensurate with experience.
Who Should Apply:
If you have the right experience, regardless of your seniority, please apply.
Work Experience: 4 years to 8 years
About Sizzle
Sizzle is building AI to automate gaming highlights, directly from Twitch and YouTube videos. Sizzle works with thousands of gaming streamers to automatically create highlights and social content for them. Sizzle is available at www.sizzle.gg.
B.Tech./ BE - Computer, IT, Electronics only
Requirements:
- 3+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
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 of AI/ML algorithms is a plus.
- Java
Agile and Kafka
Microservices
Springboot
NoSQL/MongoDB
Scrum
About Us
Aura is developing a platform to help companies/communities mint, buy, trade and sell NFTs in the easiest manner possible. Developing a state of the art store front customized to the community and a user friendly interface to unlock the digital growth of companies in the gaming, art, music, etc space by leveraging the power of NFTs. We are assembling a high performing team from the tech ecosystem to build this product and compete with the likes of NBA TopShot.
Requirements:
- Integration of user-facing elements developed by a front-end developers with server side logic
- Building reusable code and libraries for future use
- Optimization of the application for maximum speed and scalability
- Implementation of security and data protection
- Design and implementation of data storage solutions
Skills and Qualifications:
- 2+ years of experience in Node.js. Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3
- Good understanding of server-side CSS preprocessors, such as LESS and SASS
- Integration of multiple data sources and databases into one system
- Management of hosting environment, including database administration and scaling an application to support load changes
- Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
- Implementing automated testing platforms and unit tests
- Proficient understanding of code versioning tools, such as Git
- Proficient understanding of security principles
- Understanding of “session management” in a distributed server environment
- Must have an understanding of SQL and NoSQL databases like Postgres, MySQL, Mongodb etc.
- Must have an understanding of Cloud: AWS or GCP
- Must have a good understanding of data structures and Algorithms
Benefits:
- Work on the cutting edge of blockchain technology and the upcoming use-case of NFTs (Non Fungible Token)
- Be a part of an early stage startup with funding from founders of Polygon
P.S. The website to our company is https://auranft.co/
At Rizzle, we are building the World's #1 Short Videos Platform and are working towards building a team that is
deeply motivated to make that happen. Rizzle is a community for people to talk, react, perform, or create a new
show. Talk about life, relationships, ideas big and small, anything at all - Rizzle is the short video platform you've
been waiting for!
We're passionate about connecting people in interactive ways, the way life should be. We're obsessed about
building positive communities and providing people the right tools to keep interactions positive and are dual-
homed in San Francisco and Hyderabad (India).
Responsibilities:
• Work on an agile engineering team writing maintainable and scalable code for software components and
influencing team decisions.
• Collaborate with stakeholders to imagine, design, develop, test, and launch software.
• Capable of independently clarifying technical requirements, assessing development estimates and
applying a broad range of design approaches.
• Review code of other team members and provide constructive direction.
• Drive continuous improvement of software quality and maintainability of products/features.
• Continuous learning of technology trends, tools, and approaches, including sharing this knowledge with
your team.
• Mentor and lead developers by cultivating curiosity and deep technical understanding.
Requirements:
• Experience contributing to the architecture and design (architecture, design patterns, reliability and
scaling) of new and current systems
• A Bachelor's degree in Computer Science or equivalent combination of technical education and work
experience;
• 3 to 6 years of Software Development experience;
• Experience designing highly interactive web applications with performance, scalability, accessibility,
usability, design, and security in mind. If you don't have all of these, that's ok.
• Strong coding skills
• Solid software development background including design patterns, data structures, test driven
development.
• Experience with distributed systems, algorithms, and relational and no-sql databases.
• Familiar with building complex web applications.
• Software development experience in building highly scalable applications.
• Any previous experience in working with Node.js, Redis, FFMPEG, MongoDB, ElasticSearch, Cassandra,
Kafka or AWS is a plus.
Why choose Us?
• Enjoy a start-up culture where you learn and grow along with the organization. We know when to
work hard and play hard!
• We value your time-off, so we have an unlimited leavespolicy
• We also keep you covered in terms of a health insurance
• You wear what you are most comfortable in (Yes! You heard it right); lunch is on us (Everyday!) and
you also enjoy the liberty to choose your workinghours
Join us if you want to work with a flat and collaborative team and contribute to learnings of the team. We want to
learn from you too!
What you can expect in the interview process:
• Initial screening with HR
• Technical Interview I
• Technical Interview II
• HR Discussion
Must haves
- At least 3 years of professional programming experience in Ruby on Rails.
- Solid fundamentals with software development, systems, troubleshooting, and teamwork
- Strong testing habits, passionate towards unit testing and TDD.
- Good understanding of RDBMS like MySQL, PostgreSQL
- Strong knowledge of git
- Good understanding of data structures
- Strong analytical and problem-solving skills
Good to have
- Experience with Javascript
industry experts and experienced professionals. We aim to build an international platform
connecting the complete individual lifecycle from discovery, consulting to lifetime
engagement.
Position : Node JS Developer
Location : Work From Home
Experience : 2 to 6 years
Job Description
We are looking for a Rockstar NODEJS Developer who is proficient in JS, ES6,
Node.js, Express.js, MongoDB, and Building REST APIs.
● Proven work experience as a Back-end developer of minimum 3+ years
● 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, Restify
● Understanding of AWS Services - EC2, S3, Cloudfront, SES, Code deployment
● Practical knowledge of Git/Bootstrap/Grunt/Babel/Webpack
● Excellent analytical and time management skills
● Teamwork skills with a problem-solving attitude
Participate in the entire application life cycle, focusing on coding and debugging,
troubleshoot and debug applications









