Senior Software Engineer

Responsibilities

1. Design, develop, test, and deploy Java-based backend services and APIs.
2. Collaborate with front-end developers, DevOps, and QA to deliver high-quality software.
3. Write clean, efficient, and maintainable code following best practices.
4. Participate in system design, code reviews, and architectural discussions.
5. Optimize application performance and scalability.
6. Ensure secure and compliant backend services.
7. Troubleshoot and debug production issues as part of the on-call rotation.
8. Contribute to CI/CD and infrastructure automation efforts.

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

Mandatory Skill set : C++ and Python - UNIX- Database - SQL or Postgres

Developer Role EXP : 3 to 5yrs

Location : Bangalore /Chennai/Hyderabad

1. Strong proficiency in C++ , with fair knowledge of the language specification (Telecom experience is preferred). 

2. Proficient understanding of standard template library (STL): algorithms, containers, functions, and iterators 

3. Must have experience on Unix platforms, should possess shell scripting skills.

4. Knowledge on compilers(gcc, g) and debugger (dbx). Knowledge of libraries and linking. 

5. Good understanding of code versioning tools (e.g. Git, CVS etc.)

6. Able to write and understand python scripts (both python2 and python3)

7. Handson with logic implementation in python and should be familiar with list comprehension and is comfortable in integrating it with C++ and Unix scripts

8. Able to implement multithreading in both C++ and Python environment.

9. Familiar with Postgres SQL. 

C++ developer with Python as secondary - 3 to 4 yrs exp / should be CW.

A back-end developer is a web developer or engineer who works with at the back end of a website or application. In this sense, will work on Java code for application development comprehending what users want from the finished product, developing design documentation for the application, debugging and repairing code, and testing the softwares.

SKILLS:

• Core Java: Collections, Generics, data structures, Oops concepts, Exception handling, Design patterns, Data Structure.
• Mysql,C++
• Knowledge of Angular
• Candidate should have working knowledge on web services
• Hands on experience on Kubernetes, Docker, Python, AWS, Springboot.
• Proven hands -on experience in software and app development using Java Platforms
• Telecom industry experience is a must

COMPETENCIES:

• Plan and Organize: Plan and organize activities in a clear and accurate manner
• Achievement Orientation: Meets predetermined standards
• Meticulous attention to detail: Recognizes obvious information
• Teamwork: Collaborates with others to get the work done and achieve team goals

MINIMUM QUALIFICATION:

•  B.E/ B.Tech/ MCA

REQUIRES EXPERIENCE:

•  3 -13 years of relevant experience in Java development

Who are we?

Centre for Research on Start-ups and Risk Financing (CREST) has been set up by IIT Madras to provide thought leadership and intellectual impact to the start-up and innovation ecosystem. CREST has embarked on an ambitious mission of becoming one of the top global research centres in the area of start-ups and innovation. The core of CREST is the development of an AI-driven Intelligent
Information Platform that would enable cutting edge research as well as influence policy and practice like never before
With the recent exponential growth in the start-up and innovation ecosystem, new data-driven approaches would play a critical part in sustaining the current growth curve. The objective of CREST would be to become the gold standard of information and intelligence on Innovation, Entrepreneurship and Private Equity investments in India

The Opening
We are currently looking for our next passionate, skilled and motivated Python developer, who can join us immediately. The candidate should
● Be excited about building a next-generation intelligence platform
● Have a can-do attitude and ready for challenges
● Value working with a greatteam - confident, creative and thoughtful people who come together to achieve great things
● Be eager to experiment, learn and bring new things, improving the platform
● Be high on self-belief and enthusiasm to work in a startup-like culture - small team, fast-paced work environment If this is you, we're excited to interact!

As the Data Science Engineer in CREST, you will

● Write reusable code and build libraries for future use
● Establish solid data-pipelines and automate routine tasks
● Develop & deploy custom Machine Learning (ML) models using the latest
research in ML and Natural Language Processing (NLP)
● Build performant applications following best practices, maximizing speed and scalability
● Improve upon the existing codebase mitigating technical debt
● Take ownership of all aspects of the application - architecture, quality and efficiency
Requirements
● Proficient understanding of Python language
● Expertise with data-modelling, data-wrangling & data-mining techniques
● Familiar with Extract-Transform-Load (ETL) processes and hands-on experience with packages like Pandas, Numpy etc
● Experience with data visualisation tools and libraries like Plotly, Seaborn etc
● Good understanding of advanced Statistical and ML techniques on
regression, classification, forecasting etc
● Skilled in NLP and specifically ML applications in NLP like information
extraction, feature engineering, classification, building language models etc
● Should provide direction and mentorship to junior team members
● Bachelor’s or Master’s degree from premier educational institutions
● Minimum 2 years of experience (research or professional) in the
above-mentioned areas
Good to have
● Comfortable with using Command Line and Linux systems
● Experience and knowledge in version control systems like git, svn, etc
● Knowledge in developing & deploying web apps & web APIs with an overall understanding of client-server interactions
● Experience with NoSQL databases like MongoDB
Job type
● Full time, on-site
● Immediate joiner
● Initial appointment for 1 year, it would be renewed subsequently based on performance

Work location
Department of Management Studies, IIT Madras campus, Chennai, Tamil Nadu,
India - 600036

Why work with us?
● Get to interact with the best of the minds. IIT Madras has been ranked as the
top university in India for 5 years in a row
● Be at the forefront of the Entrepreneurial ecosystem in India
● Enormous opportunities for learning