Lead Backend

Who You Are:

• You’ve built scalable, production-ready APIs in fast-paced environments, and are comfortable with the challenges that come with a growing startup.
• You understand event-driven architectures and have hands-on experience building real-time applications.
• You are fully capable of taking ownership of backend systems, from designing the database schema to writing efficient, maintainable code.
• You think beyond the code: optimizing performance, scalability, and security are as important as building new features.
• You’re comfortable troubleshooting complex issues, whether that’s API bottlenecks, database performance, or production issues.

Responsibilities:

• Design, implement, and manage a NestJS backend with a modular, scalable architecture that can easily handle real-time events and communication.
• Develop and maintain WebSocket services for real-time event-driven updates and ensure seamless communication across the system.
• Integrate RabbitMQ for reliable internal messaging, handling queues and ensuring event-driven workflows are efficient and fault-tolerant.
• Implement database management strategies using MongoDB, Redis, and Elasticsearch, ensuring efficient data handling, indexing, and optimization.
• Integrate with external APIs (JSON-RPC, XML-RPC, REST) to enhance system capabilities.
• Ensure high performance of the system by optimizing database queries, implementing caching strategies using Redis, and ensuring optimal indexing and data flow.
• Implement role-based authentication and authorization mechanisms using JWT, OAuth, and RBAC patterns within NestJS.
• Follow security best practices to ensure sensitive data is protected, credentials are stored securely, and the system is resilient to common vulnerabilities.
• Work collaboratively with cross-functional teams to ensure seamless integration between different services and technologies.

Must-Have Skills:

• Strong proficiency in Node.js and NestJS with TypeScript.
• Solid experience with MongoDB, Redis, and Elasticsearch for data storage and real-time data handling.
• In-depth knowledge of WebSockets and Socket.IO in NestJS Gateways, enabling real-time communication and updates.
• Experience with RabbitMQ for message queuing and asynchronous task handling.
• Strong understanding of authentication & authorization systems using JWT, OAuth, and RBAC (Role-Based Access Control).
• Expertise in optimizing APIs, including techniques for caching, improving database performance, and reducing latency.
• Familiar with API security best practices, including secure storage of credentials, encryption, and safeguarding sensitive data.

Key Skills:

• TypeScript, NestJS, WebSockets, Socket.io
• Redis, MongoDB, Elasticsearch, RabbitMQ
• API Optimization, JWT, OAuth, RBAC
• Real-time communication, Event-driven architecture

JD-Backend Developer

Job Location: Andheri, Mumbai

Job Summary:

As a Python based Backend developer, you shall be responsible for software development of greenfield projects -an platform

for automated testing using Python as a main language. You will work with a team of developers, collaborating on projects to

create efficient and effective software solutions that meet the needs of clients or end-users in the testing domain. You will

need to have a strong understanding of Python & other languages with knowledge of test automation frameworks and tools/

libraries.

Responsibilities:

• Develop and maintain an automated testing platform using Python programming language.

• Design and implement software solutions that automate the testing process.

• Collaborate with other developers and cross-functional teams to deliver high-quality software solutions.

• Participate in code reviews, debugging, and troubleshooting to improve software quality.

• Stay up-to-date with the latest developments in Python and JavaScript programming language and related

testing frameworks and tools.

• Ensure software is delivered on-time and meets or exceeds customer expectations.

• Develop and maintain documentation related to software development processes and projects.

Requirements:

• Bachelor's degree in Computer Science, Software Engineering or a related field.

• Proven experience as a Back-end Developer.

• Strong understanding of Python & other programming language along with its ecosystem (libraries, frameworks,

tools, etc.).

• Excellent written and verbal communication skills.

Preferences:

• Preference shall be given to local candidates

• Preference shall be given to candidates having experience in greenfield software development projects related

to automated testing.

• Candidate should have strong work experience in JavaScript(ES6+)
• Hands on application development using Node JS, Express JS, MongoDB and Mongoose
• Good understanding of Web Technology, RESTful APIs, JSON structures
• Proficient understanding of code versioning tools, such as Git
• Exposure in AWS Services will be an added advantage

Responsibilities and Duties

• Design, code, test and document software according to the functional requirements.
• Analyze, diagnose and resolve errors related to applications.
• Provide application and user support.

• Good understanding and experience of HTML / CSS / JavaScript.
• Hands-on experience with ES6 / ES7 / ES8 features.
• Thorough understanding of the Request Lifecycle (including Event Queue, Event Loop, Worker Threads, etc).
• Familiarity with security principles including SSL protocols, data encryption, XSS, CSRF.
• Expertise in Web Services / REST APIs will be beneficial.
• Proficiency in Linux and deployment on Linux are valuable.
• Knowledge about ORM like Sequelize and ODM like Mongoose and the ability to handle DB transactions is a necessity.
• Experience with Angular JS / React JS will be an added advantage.
• Expertise with RDBMS like MySQL / PostgreSQL will be a plus.
• Knowledge of AWS services like S3, EC2 will be helpful.
• Understanding of Agile and CI/CD will be of value.

We're on a mission to make it possible for every person, team, and company to be able to tailor their software to solve any problem and take on any challenge. Computers may be our most powerful tools, but most of us can't build or modify the software we use on them every day. At Notion, we want to change this with focus, design, and craft.

We've been working on this together since 2016, and have customers like Pixar, Mitsubishi, Figma, Plaid, Match Group, and thousands more on this journey with us. Today, we're growing fast and excited for new teammates to join us who are the best at what they do. We're passionate about building a company as diverse and creative as the millions of people Notion reaches worldwide.

Millions of people use Notion — and this number is increasing every day. That means a million people trust us to deliver a fast, reliable, and secure experience, and we value this more than anything. We want to keep earning trust, while also continuing to amaze our users with the tools they can build in Notion. This is where you come in — to help us forge a performant and reliable path forward to the future.

• Write clean, secure, tested, and documented code.
• Design & enhance the Notion platform with new capabilities, as and when the need arises.
• Contribute to monitoring & scaling the architecture of the platform and the infrastructure.
• Write technical documentation, and contribute to determining internal processes.
• Contribute to recruiting of new backend employees

• 6+ years of experience building scalable platforms. 
• Good understanding of database (Relational Or Nosql) internals like transactions, indexes. Experience in schema design.
• 2+ years of experience working on the AWS platform, and acquaintance with technologies like Elastic Beanstalk, AWS Lambda, Elastic Load Balancer.
• Good understanding of docker internals.
• Good communication skills, good leadership skills, attention to detail, a sound understanding of algorithms, and object-oriented programming.

• You're proficient with any part of our technology stack: React, TypeScript, Node.js, Memcached, Postgres, Docker, and Elasticsearch.
• You've heard of computing pioneers like Ada Lovelace, Douglas Engelbart, Alan Kay, and others—and understand why we're big fans of their work.
• You have interests outside of technology, such as in art, history, or social sciences.

Our customers come from all walks of life and so do we. We hire great people from a wide variety of backgrounds, not just because it's the right thing to do, but because it makes our company stronger. If you share our values and our enthusiasm for small businesses, you will find a home at Notion.

Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation made due to a disability, please let your recruiter know.

The database market is massive (the IDC estimates it to be $119B+ by 2025!) and MongoDB is at the head of its disruption. The MongoDB community is transforming industries and empowering developers to build amazing apps that people use every day. We are the leading modern data platform and the first database provider to IPO in over 20 years. Join our team and be at the forefront of innovation and creativity.

MongoDB is expanding our global team of consulting engineers to further our ongoing plans for worldwide growth!

MongoDB Professional Services works with customers of all shapes and sizes in all verticals, from tier-1 banks to small web startups, on a variety of interesting use cases from e-commerce platforms to trading systems to social media applications. Solve interesting problems, gain incredible cross-stack experience, work with the best and brightest people in the business, network with industry leaders, and see new places - all in a day’s work!

MongoDB consulting exists to support the development of our customers’ vision, accelerate customers’ time to value, and drive a multitude of customer adoption scenarios - from building new solutions to modernizing legacy applications or migrating to the cloud. Our consulting solutions ensure that organizations get the best out of MongoDB.

Be one of the recognized experts in this rapidly growing field in a high-growth software company successfully challenging the status quo of the database industry. 

Shift Timing

You will get an opportunity to work with Global customers (APAC, EMEA, and North America) So this would require you to work in monthly rotational shifts.

This role can be based out of our Gurugram/Bangalore Office or remotely in the India region.

Candidate Profile

We’re looking for a highly technical individual, with strong problem-solving and communication skills, and is comfortable working closely with customers. 

Our ideal candidate will have

• Excellent analytical, diagnostic skills, and problem-solving skills
• High motivation for a role that combines deep technical and customer-management dimensions
• Confidence speaking and presenting in a collaborative customer setting
• 4+ years of software development/consulting/support experience, preferably in a number of distinct industries/verticals
• Familiarity with enterprise-scale software architectures, application development methodologies, and software deployment and operations
• Competence in at least one of the following languages (in no particular order): Java, C#, Python, Node.js (JavaScript), Ruby, Go.
• Experience with databases such as MongoDB, Oracle, MS SQL Server, PostgreSQL
• Familiarity with Linux diagnostics and tuning; Windows tuning knowledge is a plus
• Should have the strong capability with, minimally, both English and any local language - as necessary

As a core member of the MongoDB Professional Services team, you will

• Contribute to helping migrate customers from self-hosted MongoDB on-prem/cloud to Atlas
• Contribute to customer implementations at any or all phases of the application lifecycle: portfolio assessment, application planning, and design, deployment architectures, development and build, integration and release configuration, system testing, production operations, application optimization, and best practices adoption
• Work as part of a wider delivery team comprising fellow consulting engineers, project managers, and account teams
• Cultivate your individual MongoDB reputation as a trusted advisor to guide MongoDB and our customers into the future
• Partner with Product and Engineering teams to influence the direction of the MongoDB product roadmap

Success Measures

As a Consulting Engineer, you will be successful in this role when you can execute the following

• Become a field expert in “everything MongoDB”
• Communicate complex technical proposals simply and convincingly to a wide range of audiences
• Gain a reputation as a trusted advisor with your clients, large and small
• Ensure your client’s success with their MongoDB endeavors
• Maintain the required level of billable utilization
• Influence MongoDB product development by contributing experience from the field
• Successfully communicate the product roadmap to external clients
• Constantly work on improving yourself, our products and our team

Do you know, Why MongoDB is a fantastic place to work and build your career?

• Top NoSQL database in the world
• Largest Ecosystem and the fastest growing database in the world
• Close to 26,800 customers in more than 100 countries and over 175+ million downloads
• Sequoia Capital and a number of other Top VC firms have invested in MongoDB. Sequoia Capital calls us out as one of their flagship portfolios; Sequoia has also invested in Apple, Google, Youtube, and WhatsApp
• 9-figure revenue company, with very high double-digit growth rates  
• Be a part of the company that’s reinventing the database, focused on innovation and speed
• Enjoy a fun, inspiring culture that is engineering focused
• Work with talented people around the globe
• Learn, contribute, and make an impact on the product and community

Life at MongoDB

Our India office culture

• 300+ people, with teams in Sales, Engineering, HR, Finance, IT & Marketing
• Regular group outings and opportunities to get to know your colleagues
• Employee affinity groups

 Our Benefits

• Competitive salary and equity
• Comprehensive Health cover, dental cover, travel insurance & Life Insurance.
• Free lunch twice per week and a fully stocked kitchen with healthy and sweet treats in office.
• Macbooks are company standard
• 26 weeks Maternity & 20 Paternity leave to spend time with new arrivals

let’s check out the below link to know more about the role and Flex Consulting Team in India:

https://www.mongodb.com/blog/post/meet-our-growing-flex-consulting-team

To drive the personal growth and business impact of our employees, we’re committed to developing a supportive and enriching culture for everyone. From employee affinity groups to fertility assistance and a generous parental leave policy, we value our employees’ wellbeing and want to support them along every step of their professional and personal journeys.https://www.mongodb.com/blog/channel/culture"> Learn more about what it’s like to work at MongoDB, and help us make an impact on the world!

MongoDB is committed to providing any necessary accommodations for individuals with disabilities within our application and interview process. To request an accommodation due to a disability, please inform your recruiter.

MongoDB is an equal opportunities employer.

The key aspects of this role include:

• 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

Biddano  is seeking for an analytical, result driven, multi-skilled candidate  for design for the position of Backend Developer. He/She will be responsible for  programming languages and tools to analyze current codes and industry developments, formulate more efficient processes, solve problems and create a more seamless experience for users.

 The ideal candidate will have strong personal accountability for results, strong commitment to teamwork in support of the company's success, adherence to ethical business practices, and comfort operating in a start-up environment with an ability to prioritize and drive actions to closure.

a start-up environment with an ability to prioritize and drive actions to closure.

Backend Developer

Responsibilities:

• Participate in the entire application lifecycle, focusing on coding and debugging
• Write clean code to develop functional REST APIs Using Django/Python or NodeJs
• Troubleshoot and debug applications
• Perform unit test cases to optimize performance
• Manage cutting-edge technologies to improve legacy applications
• Collaborate with Front-end developers to integrate user-facing elements with server side logic
• Gather and address technical and design requirements
• Provide training and support to internal teams
• Build reusable code and libraries for future use
• Liaise with developers, designers and system administrators to identify new features
• Follow emerging technologies

Skills Required:

• Proven work experience as a Back-end developer
• In-depth understanding of the entire web development process (design, development and deployment)
• Hands on experience with programming languages like Python (Required), typescript(Required),  Java.
• Working knowledge of CMS framework
• Familiarity with back-end languages (e.g. HTML, JavaScript and CSS)
• Excellent analytical and time management skills
• Backend:
• Django/DjangoREST, Python (Prefered) or NodeJs. 
• Good experience of microservices. 
• Hosting and Deployment Solutions:
• Good understanding of AWS which includes(All required):
• Good expertise in Linux.
• EC2 instance management.
• Scalability (Horizontal or Vertical) which includes autoscaling.
• Proper use of S3 for static file management. 
• SNS or AWS email service.
• AWS resource cost optimization. 
• Proper knowledge of Load Balancers.
• Teamwork skills with a problem-solving attitude

Experience :

• Minimum 4-7 years of  experience as a Backend Developer 
• B.tech Computer Science, Engineering or similar relevant field

Demonstrated experience in Development, unit test application modules based on specified design using PHP, AngularJS, NodeJS, HMTL5, CSS, J2EE/DB2 technologies using Agile Methods