
We are looking for a skilled Backend Developer with strong experience in building, scaling, and optimizing server-side systems. The ideal candidate is proficient in Node.js, FastAPI (Python), and database design, with hands-on experience in cloud infrastructure on AWS or GCP.
Responsibilities:
Design, develop, and maintain scalable backend services and APIs using Node.js and FastAPI
Build robust data models and optimize performance for SQL and NoSQL databases
Architect and deploy backend services on GCP/AWS, leveraging managed cloud services.
Implement clean, modular, and testable code with proper CI/CD and observability (logs, metrics, alerts)
Ensure system reliability, security, and high availability for production environments
Requirements:
2–5 years of backend development experience
Strong proficiency in Node.js, FastAPI, REST APIs, and microservice architecture
Solid understanding of PostgreSQL/MySQL, MongoDB/Redis or similar NoSQL systems
Hands-on experience with AWS or GCP, Docker, and modern DevOps workflows
Experience with caching, queueing, authentication, and API performance optimization
Good to Have:
Experience with event-driven architecture, WebSockets, or serverless functions
Familiarity with Kubernetes or Terraform
Job Location: Gurugram, Haryana, India
Industry: Artificial Intelligence

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Job Title : Backend Developer (Node.js or Python/Django)
Experience : 2 to 5 Years
Location : Connaught Place, Delhi (Work From Office)
Job Summary :
We are looking for a skilled and motivated Backend Developer (Node.js or Python/Django) to join our in-house engineering team.
Key Responsibilities :
- Design, develop, test, and maintain robust backend systems using Node.js or Python/Django.
- Build and integrate RESTful APIs including third-party Authentication APIs (OAuth, JWT, etc.).
- Work with data stores like Redis and Elasticsearch to support caching and search features.
- Collaborate with frontend developers, product managers, and QA teams to deliver complete solutions.
- Ensure code quality, maintainability, and performance optimization.
- Write clean, scalable, and well-documented code.
- Participate in code reviews and contribute to team best practices.
Required Skills :
- 2 to 5 Years of hands-on experience in backend development.
- Proficiency in Node.js and/or Python (Django framework).
- Solid understanding and experience with Authentication APIs.
- Experience with Redis and Elasticsearch for caching and full-text search.
- Strong knowledge of REST API design and best practices.
- Experience working with relational and/or NoSQL databases.
- Must have completed at least 2 end-to-end backend projects.
Nice to Have :
- Experience with Docker or containerized environments.
- Familiarity with CI/CD pipelines and DevOps workflows.
- Exposure to cloud platforms like AWS, GCP, or Azure.
Senior Backend Developer (C# and .NET)
Hybrid / On-site (Bangalore)
What is the role?
Xoxoday is looking for a candidate who has a strong background in the design and implementation of scalable architecture and a good understanding of Algorithms, Data structures, and design patterns. Candidates must be ready to learn new tools, languages, and technologies. We are offering hybrid / remote options as well.
Basic Qualifications:
- At least 4 -7 years of experience as a software developer.
- At Least 3 years of experience in .net core C#, AWS stack, MS SQL Server, MVC, NodeJS experience is a plus
- Strong working knowledge in distributed event-driven messaging architecture/platform
- Strong knowledge in data access layer especially ability to work with stored procedure
- Established and stimulated software development standards and processes along with best practices for delivery of scalable and high-quality software.
- Production experience with AWS stack
- Fluent English speaker
Preferred Qualifications:l
- Experience working with OOP languages.
- Experience designing and developing Microservices and SOA.
- Experience working with AWS Kinesis, Lambda, SQS, S3, ElastiCache, ElasticSearch, Kubernetes, EventBridge, RDS, CloudWatch, APIGateway
- Experience designing and building high-performance scalable web services.
- Experience in REST API design and implementation.
- Experience in unit testing, test automation, and continuous delivery.
- Experience with stream-processing and message-broker software.
Nice to have:
- Experience working with distributed teams.
- Ability to work independently and as part of a team.
- Ability to work quickly toward tight deadlines, and make smart tradeoffs between speed, accuracy, and maintainability.
- Bachelor's or Master's degree in computer science (or equivalent professional experience).
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
Xoxoday is a rapidly growing fintech SaaS firm that propels business growth while focusing on human motivation. Backed by Giift and Apis Partners Growth Fund II, Xoxoday offers a suite of three products - Plum, Empuls, and Compass. Xoxoday works with more than 2000 clients across 10+ countries and over 2.5 million users. Headquartered in Bengaluru, Xoxoday is a 300+ strong team with four global offices in San Francisco, Dublin, Singapore, New Delhi.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.
About Root Node
We’re an early-stage startup building intelligent tools for planning, scheduling, and optimization—starting with timetabling and warehouse logistics. Backed by deep domain expertise and a growing customer pipeline, we’re now building our core tech team. This is not just a coding job — it's a chance to build something meaningful from the ground up.
About the job
- Design and implement robust backend systems and APIs using Java or similar backend language and Spring Boot or equivalent frameworks
- Integrate backend services with existing custom ERP systems
- Work closely with the founder on product architecture, feature prioritization, and go-to-market feedback
- Take full ownership of features — from system design and development to deployment and iterative improvements
- Help shape our engineering culture and technical foundations
You're a Great Fit If You:
- Have 3+ years of experience in backend development
- Are strong in Java or similar languages (e.g., Kotlin, Go, Node.js)
- Have solid experience with Spring Boot or equivalent backend frameworks
- Have integrated with ERP or enterprise systems in production environments
- Are comfortable with both SQL (PostgreSQL) and NoSQL (MongoDB)
- Understand REST API development, authentication, Docker
- Have an entrepreneurial mindset — you're excited about ownership, ambiguity, and making decisions that shape the product and company
- Want more than just a job — you want to build, solve, and learn rapidly
What We Offer
- Competitive salary
- High degree of ownership and autonomy
- Ability to shape the tech and product direction from Day 1
- Transparent and fast decision-making culture
- A builder’s environment — solve real-world problems with real impact
A backend developer is an engineer who can handle all the work of databases, servers,
systems engineering, and clients. Depending on the project, what customers need may
be a mobile stack, a Web stack, or a native application stack.
You will be responsible for:
Build reusable code and libraries for future use.
Own & build new modules/features end-to-end independently.
Collaborate with other team members and stakeholders.
Required Skills :
Thorough understanding of Node.js and Typescript.
Excellence in at least one framework like strongloop loopback, express.js, sail.js, etc.
Basic architectural understanding of modern day web applications
Diligence for coding standards
Must be good with git and git workflow
Experience of external integrations is a plus
Working knowledge of AWS or GCP or Azure - Expertise with linux based systems
Experience with CI/CD tools like jenkins is a plus.
Experience with testing and automation frameworks.
Extensive understanding of RDBMS systems
Technical Experience :
- 2-6 years of Python working experience
- Expertise in at least one popular Python framework /Django/ Flask
- Knowledge of object-relational mapping d
- Familiarity with front-end technologies JavaScript and HTML5
Key Responsibilities :
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Test and debug programs5 Improve functionality
· Lead from the front, when it comes to delivering high quality work products. Serve as a mentor to the team members
· Create and define performance metrics. Ideate, innovate and hack through the existing systems to improve performance.
· Perform code reviews, set coding practices and guidelines within the team.
· Make sense of the product specs, be nimble in getting the issues resolved. Be a thought leader. · Solid understanding and knowledge of Java/C/C++. You should understand the concepts of multithreading, I/O, messaging, instrumentation etc and their implementation in Java/Any other Object-Oriented Language.
· Proficiency in the implementation of algorithms and the use of advanced data structures to solve problems in computing. A solid foundation in the principles of computer science is desired.
· Ability to write clean, modular, and loosely coupled code by the use of design patterns.
· He/She should be able to break down and architect complex software systems. For example- Build
Fluency in modern JavaScript (ES6/7) and other frontend fundamentals (HTML5,
CSS3) and Node.js
Exposure to React( native) basics
Experience with AWS, CI/CD and DevOps
Experience with Web Security
Basic exposure to Go is valuable but not necessary
Willingness to travel for onsite assignments outside India
This role is for 1 month where the person will be working from Client site in Paris to understand the system architecture and documenting them. Contract extension for this role will be purely on the performance of individual.
Since the requirement is immediate and critical, we need someone who can join us soon and travel to Paris in December
- Hands on experience handling multiple data sources/datasets
- experience in data/BI architect role
- Expert on SSIS, SSRS, SSAS
- Should have knowledge writing MDX queries
- Technical document preparation
- Should have excellent communication
- Process oriented
- Strong project management
- Should be able to think Out of the Box and provide ideas to have better solutions
- Outstanding team player with positive attitude









