
Oister Global (www.oisterglobal.com) is India’s premier Alternative Assets Manager. We combine robust diligence, deep domain expertise, and an extensive network to create high quality private market opportunities for our investors.
We are seeking a Senior Backend Developer who will be pivotal in architecting and developing scalable, reliable backend systems from scratch. You will work closely with product managers, designers, and other engineers to build new products, design backend architectures, and ensure high performance and responsiveness of the systems. This role requires strong backend fundamentals, cloud experience, a deep understanding of databases, and a passion for system design and architecture.
Key Responsibilities:
● Product Development: Architect, design, develop, test, and deploy new backend products and features from scratch.
● System Design: Take ownership of system design and architecture decisions for new modules, ensuring scalability, reliability, and security. ● API Development: Build efficient and reusable APIs and backend services using Node.js.
● Database Management: Design data models, optimize queries, and manage MongoDB clusters efficiently.
● Cloud Management: Deploy, maintain, and optimize services on AWS, ensuring high availability and performance.
● Best Practices: Maintain coding standards, ensure code reviews, and champion best practices in security, testing, and maintainability.
● Collaboration: Work closely with frontend developers, product managers, QA, and other cross-functional teams to define, design, and ship new features.
● Performance Optimization: Monitor system performance and ensure system uptime and responsiveness.
● Mentorship: Provide guidance and mentorship to junior developers as required.
● Documentation: Maintain thorough documentation of systems, processes, and best practices. Must-Have
Qualifications:
● Education: Bachelor’s degree in computer science, Software Engineering, or a related technical field.
● Experience: 4–5+ years of hands-on backend development experience.
● Expertise in: Node.js (Express.js, Nest.js or similar frameworks) MongoDB (including indexing, replication, sharding concepts) AWS Services (EC2, S3, Lambda, RDS, API Gateway, CloudWatch, IAM, etc.) Proficient in: System design principles Microservices architecture Event-driven architecture Strong understanding of: RESTful APIs.Authentication and authorization best practices (OAuth, JWT) Experience with: CI/CD pipelines Docker and containerization principles Hands-on experience in: Building scalable, distributed, and fault-tolerant systems Good knowledge of : Logging, monitoring, and debugging distributed applications

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Job Description
The ideal candidate will possess expertise in Core Java (at least Java 8), Spring framework, JDBC, threading, database management, and cloud platforms such as Azure and GCP. The candidate should also have strong debugging skills, the ability to understand multi-service flow, experience with large data processing, and excellent problem-solving abilities.
JD:
- Develop, and maintain Java applications using Core Java, Spring framework, JDBC, and threading concepts.
- Strong understanding of the Spring framework and its various modules.
- Experience with JDBC for database connectivity and manipulation
- Utilize database management systems to store and retrieve data efficiently.
- Proficiency in Core Java8 and thorough understanding of threading concepts and concurrent programming.
- Experience in in working with relational and nosql databases.
- Basic understanding of cloud platforms such as Azure and GCP and gain experience on DevOps practices is added advantage.
- Knowledge of containerization technologies (e.g., Docker, Kubernetes)
- Perform debugging and troubleshooting of applications using log analysis techniques.
- Understand multi-service flow and integration between components.
- Handle large-scale data processing tasks efficiently and effectively.
- Hands on experience using Spark is an added advantage.
- Good problem-solving and analytical abilities.
- Collaborate with cross-functional teams to identify and solve complex technical problems.
- Knowledge of Agile methodologies such as Scrum or Kanban
- Stay updated with the latest technologies and industry trends to improve development processes continuously and methodologies.
Responsibilities :
● Designing and developing robust and scalable server-side applications using Python, Flask, Django, or other relevant frameworks and technologies.
● Collaborating with other developers, data scientists, and data engineers to design and implement RESTful APIs, web services, and microservices architectures.
● Writing clean, maintainable, and efficient code, and reviewing the code of other team members to ensure consistency and adherence to best practices.
● Participating in code reviews, testing, debugging, and troubleshooting to ensure the quality and reliability of applications.
● Optimizing applications for performance, scalability, and security, and monitoring the production environment to ensure uptime and availability. ● Staying up-to-date with emerging trends and technologies in web development, and evaluating and recommending new tools and frameworks as needed.
● Mentoring and coaching junior developers to ensure they grow and develop their skills and knowledge in line with the needs of the team and the organization.
● Communicating and collaborating effectively with other stakeholders, including product owners, project managers, and other development teams, to ensure projects are delivered on time and to specification.
You are a perfect match, if you have these qualification :
● Strong experience in Python and server-side development frameworks such as Flask or Django.
● Experience in building RESTful APIs, web services, and microservices architectures.
● Experience in using database technologies such as MySQL, PostgreSQL, or MongoDB.
● Familiarity with cloud-based platforms such as AWS, Azure, or Google Cloud Platform.
● Knowledge of software development best practices such as Agile methodologies, Test-Driven Development (TDD), and Continuous Integration/Continuous Deployment (CI/CD).
● Excellent problem-solving and debugging skills, and the ability to work independently as well as part of a team.
● Strong communication and collaboration skills, and the ability to work effectively with other stakeholders in a fast-paced environment
Job Location - Hyderabad & Ahmedabad
What you'll do:
- Perform complex application programming activities with an emphasis on mobile development: Node.js, TypeScript, JavaScript, RESTful APIs and related backend frameworks
- Assist in the definition of system architecture and detailed solution design that are scalable and extensible
- Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible
- Own the quality of code and do your own testing. Write unit test and improve test coverage.
- Deliver amazing solutions to production that knock everyone’s socks off
- Mentor junior developers on the team
What we’re looking for:
- Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.
- A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.
- A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.
- Flexible and willing to accept change in priorities, as necessary
- Demonstrable passion for technology (e.g., personal projects, open-source involvement)
- Enthusiastic embrace of DevOps culture and collaborative software engineering
- Ability and desire to work in a dynamic, fast paced, and agile team environment
- Enthusiasm for cloud computing platforms such as AWS or Azure
- Excellent written and verbal communications skills
Preferred Qualifications:
- Experience with Apache Cordova framework
- Demonstrable knowledge of native coding background in iOS, Android
- Experience developing and deploying applications within Kubernetes based containers
- Experience in Agile and SCRUM development techniques
Job Summary:
We are seeking a skilled and experienced Java Developer with hands-on expertise in AWS, Spring Boot, and Microservices architecture. As a core member of our backend development team, you will design and build scalable cloud-native applications that support high-performance systems and business logic.
Key Responsibilities:
- Design, develop, and maintain backend services using Java (Spring Boot).
- Build and deploy microservices-based architectures hosted on AWS.
- Collaborate with DevOps and architecture teams to ensure scalable and secure cloud solutions.
- Write clean, efficient, and well-documented code.
- Optimize application performance and troubleshoot production issues.
- Participate in code reviews, technical discussions, and architecture planning.
Must-Have Skills:
- 4.5+ years of experience in Java development.
- Strong proficiency in Spring Boot and RESTful APIs.
- Proven hands-on experience with AWS services (EC2, S3, Lambda, RDS, etc.).
- Solid understanding of microservices architecture, CI/CD, and containerization tools.
- Experience with version control (Git), and deployment tools.
- Minimum 4 years’ experience developing Node.js applications on top of RESTful APIs.
- Experience building single page applications using JavaScript frameworks and libraries (React)
- Experience with cross-browser, cross-platform and design constraints on the web.
- Experience with test automation: TDD, unit/integration/functional testing.
- Solid understanding of object-oriented design and programming concepts.
- Have a passion for quality and writing clean, solid, readable code that scales and performs well.
- Proficient in Git and familiarity with continuous integration.
- A team player who values collaboration, innovation, and inclusion
- Comfortable working in an Agile environment
- Strong verbal and written communication skills
Candidate Profile
- Minimum 2+ years of experience.
- Should have worked with Product based company for a minimum 2+ yrs
- Strong background in Microsoft Technologies and SDLC concepts. Should have experience in below technologies:
- Microsoft .Net (ASP.NET & ASP .NET CORE)
- C#, JavaScript, CSS, JQuery /, Typescript
- Knowledge on Node Js
- MVC and WebAPI
- MS SQL Server management Studio (SSMS) to develop database objects such as Stored Procedures, Functions, views, triggers, constraints etc. and look for performance tuning and Exception handling for these components
- Good to have: Understanding of MS Excel VBA /MS-access/ macro codes
Kunato.AI is a NY-based IT firm helping to create the first marketplace that monetizes digital content on the internet (i-commerce). We have a patented technology - a quantitative deep tech system that predicts, assigns and updates the value of any digital content in real-time without the need for human intervention.
Our system has the potential to create a new digital goods marketplace that will revolutionize the way we consume, create and search for content on the Internet.
We are at an exciting juncture of our growth journey and are looking for Software Developers to join us in making this vision a reality. We are looking for Nodejs Developers (with 2-6years of experience) to join our cutting-edge development team as it grows. The candidate must be comfortable working in an agile environment and can take the lead when necessary. If you are keen on being part of an early-stage start-up with an emphasis on innovation and best development practices, we are the right place for you!
What will you be working on?
- We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users.
- Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front end.
- You will be responsible for developing the product as per the product specification defined by the product managers
- Perform research on the best methods of implementing the requirements. Author and curate technical documentation to support delivery, maintenance, and adoption
- Work with programmers, engineers, and management heads to identify process improvement opportunities, propose system modifications, and devise governance strategies to optimize the overall performance
- Design and develop automated deployment and maintenance mechanisms
- Solving development challenges and making architectural decisions by understanding the larger picture of the projects goals
- Confidently communicating and collaborating with your fellow developers in a remote team environment.
- Maintain high standards of software quality within the team by establishing good coding practices.
What are we looking for?
- Must have experience in Nodejs.
- Have excellent knowledge of different data structures and algorithms
- Working knowledge of any other programming languages is good to have
- Experience with, or understanding of, Kafka or Redis, Cloud infrastructure services, Docker is an added advantage
- Experience with SQL or NoSQL databases, MySQL, MongoDB, Elasticsearch, etc.
- Experience in Backend and APIs development
- Experience in analyzing and optimizing the platform’s performance
We look forward to hear from you:)

JD - Senior Dev with more than 5 years relevant experience
1. Working experience on web development using Python/Django
2. Comfortable with using Django framework.
3. Understanding of web servers
4. Knowledge in PostgreSQL, MySQL, and other database queries
5. Experience in using Redis cache.
6. Understanding of web technologies
7. Experience in REST API development using Django.
8. Strong hold on Apache
9. Integration of data storage solutions
10. Able to integrate multiple data sources and databases into one system
11. Understanding of JavaScript, and front-end JS frameworks like VueJS, React JS and Angular JS
12. Good communication skill
13. .net/.NET core will be an added advantage
The ideal candidate is a highly resourceful and innovative developer with extensive experience in the Node Js . You must also possess a strong knowledge of Mongo DB
Responsibilities
- Perform a mix of maintenance, enhancements, and new development as required
- Work in a data analyst role and with business intelligence applications
- Document features, technical specifications & infrastructure Responsibilities
- Work cross-functionally to convert business needs into technical specifications
Qualifications
Back-end technologies& Front-end (HTML, JavaScript, CSS), Node js,Mongo Database, MySQL databases
- 1+ years' of experience in web development and software design
- Expertise in Strapi will be a plus point
- should be able to create the APIs
- Payment Gateway Integration( Stripe)









