
Candidate must have 6+ years of backend engineering experience, with 1–2 years leading engineers or owning major systems.
Candidate must be from a product-based organization with a startup mindset.
Must be strong in one core backend language: Node.js, Go, Java, or Python.
Deep understanding of distributed systems, caching, high availability, and microservices architecture.
Hands-on experience with AWS/GCP, Docker, Kubernetes, and CI/CD pipelines.
Strong command over system design, data structures, performance tuning, and scalable architecture
Ability to partner with Product, Data, Infrastructure, and lead end-to-end backend roadmap execution.

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👉 Job Title: Senior Backend Developer
🌟 Experience: 5-7 Years
💡Location: Bangalore
👉 Notice Period :- Immediate Joiners
💡 Work Mode - 5 Days work from Office
( Candidate Serving notice period are preffered)
Role Summary
We are seeking a Senior Backend Developer with strong expertise in Python and FastAPI to build scalable, high-performance backend systems integrated with LLM technologies on Azure. The role involves designing distributed systems, optimizing data pipelines, and ensuring secure, enterprise-grade applications.
Key Responsibilities
- Develop backend services using Python & FastAPI (async, middleware)
- Build high-concurrency, scalable systems and microservices
- Work with Azure services and event-driven architectures
- Optimize MongoDB & Redis for performance
- Integrate LLM APIs (OpenAI, Gemini, Claude)
- Implement security (JWT, encryption, API management)
Mandatory Skills (Top 3)
- Strong Python backend development with FastAPI
- Hands-on experience with Microsoft Azure cloud
- Experience in building scalable distributed/microservices systems
Good to Have
- Docker, Kubernetes, CI/CD
- LLM frameworks (LangChain, vector DBs)
- Monitoring tools and real-time data processing
- 5+ years of experience in backend development with a strong focus on Node.js and TypeScript.
- Strong understanding of Node.js frameworks.
- Proficiency in TypeScript, with experience in building scalable applications.
- Solid understanding of RESTful API design, WebSocket, and asynchronous programming patterns.
- Experience with databases (SQL/NoSQL), including MySQL, MongoDB, Redis, etc.
- Familiarity with blockchain technologies and cryptocurrency exchanges is a plus.
- Strong knowledge of security principles and best practices for web applications.
Simpl (Fintech of the year - 2020) is a platform that empowers retailers to grow by building long term trusted relationships with their customers, one transaction at a time. For consumers, Simpl provides frictionless access to e-commerce, trust, safety and effortless budgeting, in 1-click.
Under the hood, we are building the payments infrastructure (identity, trust score and security) ground up for a world that is mobile first, where consumers frequently buy on the go & love convenience.
Everyone at Simpl is an internal entrepreneur who is given a lot of bandwidth and resources to create the next breakthrough towards a new world of Networked Commerce where commerce is easy, safe, affordable without fine prints & just Simpl!
Simpl was founded in 2015 by Nityanand Sharma and Chaitra Chidanand, and went live in 2016.
Role Summary:
We’re looking for polyglot developers who love to code. You should have >4 years of experience building high-quality products. You should have the ability to write clean code and must’ve worked on Ruby on Rails
Integration of user-facing elements developed by front-end developers
Build efficient, testable, and reusable PHP modules
Solve complex performance problems and architectural challenges
work on multiple projects with Product Development team
Contribute in all phases of the development lifecycle
Follow industry best practices
Develop and deploy new features to facilitate related procedures and tools if necessary Skills And Qualifications
Strong knowledge of PHP web frameworks ( Magento 1/2, Wordpress, YII, Laravel, Prestashop)
Understanding of MVC design patterns
Basic understanding of front-end technologies, such as JavaScript, jQuery, HTML5, and CSS3
Knowledge of object oriented PHP programming Strong knowledge of the common PHP or web server exploits and their solutions
Understanding fundamental design principles behind a scalable application
User authentication and authorization between multiple systems, servers, and environments
Good knowledge of relational databases, version control tools (like GIT) and of developing web services
Experience in common third-party APIs (Google, Facebook, Ebay etc) (OPTIONAL)
• Developing and maintaining all server-side network components.
• Creating database schemas that represent and support changing business processes thereby
ensuring optimal performance of the central database and responsiveness to front-end requests.
Integrating multiple data sources & databases in one system
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing & implementing low-latency & high-performance applications by writing testable,
reusable, and efficient code.
• Implementing User authentication and authorization between multiple systems, servers, and
environments
• Implementing effective security protocols, data protection measures, and storage solutions.
• Implementing automated testing platforms and unit tests. 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
Desired Candidate Profile :-
• Strong proficiency with JavaScript & ES6
• Good Knowledge of Node.js and frameworks available for it such as Express, HapiJS, Mongoose,
Sequelize, etc.
• Good understanding of server-side templating languages such as Handlebars, EJS, etc
• Good knowledge of MongoDB, its limitation and workarounds, replica sets, sharding, clustering
• Basic understanding of front-end technologies, such as HTML5, and CSS3
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Understanding accessibility and security compliance
• Understanding fundamental design principles behind a scalable application
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and
optimizing output to match the specific platform
• Proficient understanding of code versioning tools, such as Git
• Proficient understanding of API testing tools, such as Postman
• Superb interpersonal, communication, and collaboration skills
• Exceptional analytical and problem-solving aptitude
• Design, build, and maintain scalable applications using Python.
• Contribute to the entire implementation process including driving the definition of improvements
based on business need and architectural improvements.
• Act as a subject matter expert for Application Software developers and Engineers.
• Handle server-side code for a production platform and contribute to new features
To be the right fit, you'll need:
• More than 4+ years of experience as a software developer in Python, with knowledge of at least one Python web framework such as Django, Flask, etc.
• Good understanding of common design patterns and architecture principles to design reliable and Scalable applications
• Strong communication skills
• Knowledge of databases line NoSQL or MongoDB
• Good to have AWS and Docker or Web services
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
Requirements:
- 3+ years of full stack development for high volume mobile applications.
- Strong experience in popular Node.js, Express. JS, React. JS, React Native and npm modules.
- Strong experience in JavaScript development.
- Experience with building RESTful services.
- Experience on working on the MicroService based Architecture
- Ability to architect complex web applications using frameworks and APIs.
- Experience in designing the HTML pages using React. JS.
- Good understanding of Design Patterns. Good analytical & debugging skills.
- Experience with NOSQL DB & tools such as MongoDB, Redis, Cassandra and Kafka.
Rapido is India’s largest bike taxi player focused on solving the first and last mile connectivity problem for India. The primary focus is mobility and changing all facets of mobility across India. We believe that 2 Wheeler are the right mode of transport for developing countries like India and have much more scope than 4 wheelers, which is also reflected in the fact that the number of 2 wheelers is significantly more than the number of 4-wheelers.We have operations in close to 100 cities and are the undisputed market leader in this space. Growing close to 500% year-on-year, we have ambitious targets set for ourselves in the future as well.
What you will do :
We are looking for a Technical Architect to design the structure of our IT systems and oversee programs to ensure the proper architecture is implemented.
Should have experience in data modelling, distributed system design, Microservice architecture and communications protocol and is passionate about writing code and the art of management
In this role, you should be an excellent communicator who is able to translate complex requirements into functional architecture. We'd also like you to have hands-on experience on software development and be able to manage complex programs. Overseeing development and implementation of programs. Providing technical leadership and support to software development teams. Your goal will be to ensure our internal IT framework operates properly.
Responsibilities:
- Understand company needs to define system specifications
- Plan and design the structure of a technology solution
- Communicate system requirements to software development teams
- Evaluate and select appropriate software or hardware and suggest integration methods
- Oversee assigned programs (e. g. conduct code review) and provide guidance to team members
- Assist with solving technical problems when they arise
- Ensure the implementation of agreed architecture and infrastructure
- Address technical concerns, ideas and suggestions
- Monitor systems to ensure they meet both user needs and business goals
Requirements:
- Proven experience as a Technical Architect
- Hands-on experience with software development and system administration
- Understanding of strategic IT solutions
- Experience in project management and service-oriented architecture (SOA)
- Knowledge of selected coding languages (e. g. JavaScript, Java)
- Familiarity with various operating systems
- Experience in cloud technologies
- Excellent communication skills
- Problem-solving aptitude
- Organisational and leadership skills
Role Competencies:
- Proven work experience as a Back-end developer.
- Hands on experience with programming languages like Java/NodeJS/Golang, JavaScript, Familiarity with Git,
- Database (SQL/Mysql/NO SQL).Good to have Kafka/queuing/messaging system.
- Familiarity with front-end languages (e.g. HTML, JavaScript and CSS)
- Strong knowledge of design principles, user interfaces, web standards and usability.
Functional Behavioral:
- Excellent analytical and time and people management skills.
- Teamwork skills with a problem-solving attitude.
Job Description:
Requirements:
- BS in Computer Science, Computer Engineering, Electrical Engineering, Mathematics or a closely related computer technical field with 3+ years experience programming with at least one of the following languages:Java, C++, C#, Python, Go, or Perl;
OR
- MS in Computer Science, Computer Engineering, Electrical Engineering, Mathematics or a closely related computer technical field 2+ years experience programming with at least one of the following languages: Java, C++, C#, Python, Go, or Perl.
ALSO
- Minimum 3 years of experience building applications using at least one of the following: web application technologies including: HTML, CSS, or Javascript; OR Databases, for example: Mysql, Mongo, ora similar program; OR a collection of systems connected and communicating via a network connection
- Minimum 1 year of experience mentoring more junior Engineers
- Significant experience with large scale, high-performance systems










