
Backend Developer
at Bangalore based IOT company working on Next gen Technologies
Job Description
We are looking for a Back-End Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be 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 also be responsible for integrating the front-end elements built by your coworkers into the application. A basic understanding of front-end technologies is therefore necessary as well.
Responsibilities
- 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
- Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, Nodejs and CSS3
- Good understanding of server-side CSS pre-processors, such as LESS and SASS
- User authentication and authorization between multiple systems, servers, and environments
- Good Understanding of Mysql database.
- Management of hosting environment, including database administration and scaling an application to support load changes
- Data migration, transformation, and scripting
- Setup and administration of backups
- Outputting data in different formats

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Backend Engineer (MongoDB / API Integrations / AWS / Vectorization)
Position Summary
We are hiring a Backend Engineer with expertise in MongoDB, data vectorization, and advanced AI/LLM integrations. The ideal candidate will have hands-on experience developing backend systems that power intelligent data-driven applications, including robust API integrations with major social media platforms (Meta, Instagram, Facebook, with expansion to TikTok, Snapchat, etc.). In addition, this role requires deep AWS experience (Lambda, S3, EventBridge) to manage serverless workflows, automate cron jobs, and execute both scheduled and manual data pulls. You will collaborate closely with frontend developers and AI engineers to deliver scalable, resilient APIs that power our platform.
Key Responsibilities
- Design, implement, and maintain backend services with MongoDB and scalable data models.
- Build pipelines to vectorize data for retrieval-augmented generation (RAG) and other AI-driven features.
- Develop robust API integrations with major social platforms (Meta, Instagram Graph API, Facebook API; expand to TikTok, Snapchat, etc.).
- Implement and maintain AWS Lambda serverless functions for scalable backend processes.
- Use AWS EventBridge to schedule cron jobs and manage event-driven workflows.
- Leverage AWS S3 for structured and unstructured data storage, retrieval, and processing.
- Build workflows for manual and automated data pulls from external APIs.
- Optimize backend systems for performance, scalability, and reliability at high data volumes.
- Collaborate with frontend engineers to ensure smooth integration into Next.js applications.
- Ensure security, compliance, and best practices in API authentication (OAuth, tokens, etc.).
- Contribute to architecture planning, documentation, and system design reviews.
Required Skills/Qualifications
- Strong expertise with MongoDB (including Atlas) and schema design.
- Experience with data vectorization and embeddings (OpenAI, Pinecone, MongoDB Atlas Vector Search, etc.).
- Proven track record of social media API integrations (Meta, Instagram, Facebook; additional platforms a plus).
- Proficiency in Node.js, Python, or other backend languages for API development.
- Deep understanding of AWS services:
- Lambda for serverless functions.
- S3 for structured/unstructured data storage.
- EventBridge for cron jobs, scheduled tasks, and event-driven workflows.
- Strong understanding of REST and GraphQL API design.
- Experience with data optimization, caching, and large-scale API performance.
Preferred Skills/Experience
- Experience with real-time data pipelines (Kafka, Kinesis, or similar).
- Familiarity with CI/CD pipelines and automated deployments on AWS.
- Knowledge of serverless architecture best practices.
- Background in SaaS platform development or data analytics systems.
● Collaborate with engineering, design and product teams to design and ship new
features. Identify and solve bottlenecks and fix bugs.
Desirable Qualifications:
● Deep knowledge of Ruby on Rails (RoR) practices and commonly used modules; deep
understanding of RoR internals like databases, API, caching, proxies, web services,
performance and scalability.
● Experience creating self-contained, reusable, and testable modules and components.
● Experience in SQL and NoSql databases in production environments. Experience
working with Git, AWS/GCP.
● Good communication skills
● 4+ years of relevant experience as a software enginee
Desired Candidate Profile
- A team focus with strong collaboration and communication skills
- Exceptional ability to quickly grasp high-level business goals, derive requirements, and translate them into effective technical solutions
- Exceptional object-oriented thinking, design and programming skills (Java 8 or 11)
- Expertise with the following technologies : Data Structures, Design Patterns ,Code Versioning Tools(Github/bitbucket/..), XML, JSON, Spring Batch Restful, Spring Cloud, Grafana(Knowledge/Experience), Kafka, Spring Boot, Microservices, DB/NoSQL, Docker, Kubernetes, AWS/GCP, Architecture design (Patterns) Agile, JIRA.
- Penchant toward self-motivation and continuous improvement; these words should describe you: dedicated, energetic, curious, conscientious, and flexible.
Software Engineer - Backend
Job Description
Introduction
Cashflo, true to its name, is on a mission to unlock $100+ billion of trapped working
capital in the economy by creating India’s largest marketplace for invoice discounting
to solve the day-to-day cashflow problems faced by businesses. Founded by ex-BCG
and ISB / IIM alumni, and backed by SAIF Partners, Cashflo helps democratize access
to credit in a fair and transparent manner. Awarded Supply Chain Finance solution of
the year in 2019, Cashflo creates a win-win ecosystem for Buyers, suppliers and
financiers through its unique platform model. Cashflo shares its parentage with HCS
Ltd., a 25-year-old, highly reputed financial services company has raised over Rs.
15,000 Crores in the market till date, for over 200 corporate clients.
Our leadership team consists of ex-BCG, ISB / IIM alumni with a team of industry
veterans from financial services serving as the advisory board. We bring to the table
deep insights in the SME lending space, based on 100+ years of combined experience
in Financial Services. We are a team of passionate problem solvers, and are looking for
like-minded people to join our team.
The challenge
▪ Solve a complex $300+ billion problem at the cutting edge of Fintech
innovation, and make a tangible difference to the small business landscape
in India.
▪ Find innovative solutions for problems in a yet to be discovered market.
Key Responsibilities
▪ As an early team member, you will get a chance to set the foundations of our
engineering culture. You will help articulate our engineering principles and
help set the long-term roadmap.
▪ Making decisions on the evolution of Cashflo's technical architecture
▪ Building new features end to end, from talking to customers to writing code
Our Ideal Candidate Will Have
▪ 3+ years of full-time software engineering experience
▪ Experience building scalable backend platforms (you've owned & built
features from start to finish before)
▪ Thorough knowledge of SDLC
▪ Extensive knowledge of any of Python, Go, NodeJS
▪ Expertise on any RDBMS or NoSQL databases
▪ Understanding of messaging systems like RabbitMQ, Kafka and protocols
▪ Understands CI/CD pipelines
▪ Exposure to cloud providers like AWS, GCP or Azure
▪ Seen extensive scale and understands the evolutionary technical challenges
About You
Product-minded. You have a sense for great user experience and feel for when
something is off. You love understanding customer pain points and solving for them.
Get a lot done. You enjoy all aspects of building a product and are comfortable
moving across the stack when necessary. You problem solve independently and enjoy
figuring stuff out.
High conviction. When you commit to something, you're in all the way. You're
opinionated, but you know when to disagree and commit. Mediocrity is the worst of all
possible outcomes.
What’s in it for me
▪ Gain exposure to the Fintech space - one of the largest and fastest growing
markets in India and globally
▪ Shape India’s B2B Payments landscape through cutting edge technology
innovation
▪ Be directly responsible for driving company’s success
▪ Join a high performance, dynamic and collaborative work environment
that throws new challenges on a daily basis
▪ Fast track your career with trainings, mentoring, growth opportunities
on both IC and management track
▪ Work-life balance and fun team events
The ideal candidate will be responsible for developing high-quality applications. They will also be responsible for designing and implementing testable and scalable code.
Responsibilities
- Develop quality software and web applications
- Analyze and maintain existing software applications
- Design highly scalable, testable code
- Discover and fix programming bugs
Qualifications
- Bachelor's degree or equivalent experience in Computer Science or related field
- Development experience with programming languages
- MongoDb database or relational database skills
Prefer Immediate Joiners with Node experience only
Minimum 2 Years of experience in NodeJS. Minimum 1 Year experience in MongoDB Minimum 1 Year of experience in ElasticSearch.
• Solid experience with application frameworks such as Springboot and strong familiarty with micro services architecture and design patterns
• Familiarity with databases like MySQL, MongoDB, Redis etc
• Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications
• Exposure to CI/CD using Gitlab, Jenkins preferred
• Familiarity with Docker, Kubernetes, EFK Stack is highly desired
• Broad knowledge of web standards relating to APIs (OAuth, SSL etc.)
• Exposure to product development.
• Understand Architecture Requirements and ensure effective design, development and maintenance of multiple micro services in Java Springboot deployed in cloud within containers consuming data present in relational as well as NoSQL databases.
o The microservices shall expose APIs which allow ease of integration with variety of client apps
o Microservices should handle a scale of thousands of requests per second
• Develop communication patterns between microservices which are efficient, lightweight and secured using Kafka
• Debugging issues on a live setup
• Lead a small team of engineers
• Create test cases and technical documentation
• Maintain a high level of code quality and consistency by adhering to and enhancing the coding standards, design methodology and programming practices

Basic Qualifications
Candidates for this role must have:
- Bachelor’s degree in computer science or a related field
- At least three years of experience writing production code of increasing complexity
- Strong understanding of computer science fundamentals, including algorithms, complexity analysis, data structures, problem solving, and object-oriented analysis and design
- Proficiency in at least one of the following: Java, C, C++, C#, Ruby, Scala, Python
- Experience refactoring code and evolving architectures
- Experience crafting unit, integration, functional and regression tests
Preferred Qualifications
- Master’s degree in computer science or a related field
- Experience developing in a Linux environment
- Experience applying service-oriented architecture techniques to production use cases
- Experience in developing secure, multi-platform mobile applications
We are looking for a Python Developer to join our engineering team and help us
developing software activities.
Python Developer responsibilities include back-end components to improve
responsiveness and overall performance.
Experience:
Expecting 3 to 6 years of experience.
Location:
Egmore, Chennai.
Responsibilities:
Write effective, scalable code
Integrate user-facing elements into applications
Improve functionality of existing systems
Implement security and data protection solutions
Assess and prioritize feature requests
Coordinate with internal teams to understand user requirements and provide
technical solutions
Requirements
Work experience as a Python Developer
Expertise in at least one popular Python framework (like Django, Flask or Pyramid)
Knowledge of object-relational mapping (ORM)
Knowledge in Prosteg SQL
Familiarity with front-end technologies (like JavaScript and HTML5+).







