Senior Backend Developer

We are looking for a Python Backend Developer to design, build, and maintain scalable backend services and APIs. The role involves working with modern Python frameworks, databases (SQL and NoSQL), and building well-tested, production-grade systems.

You will collaborate closely with frontend developers, AI/ML engineers, and system architects to deliver reliable and high-performance backend solutions.

Key Responsibilities

• Design, develop, and maintain backend services using Python
• Build and maintain RESTful APIs using FastAPI
• Design efficient data models and queries using MongoDB and SQL databases (PostgreSQL/MySQL)
• Ensure high performance, security, and scalability of backend systems
• Write unit tests, integration tests, and API tests to ensure code reliability
• Debug, troubleshoot, and resolve production issues
• Follow clean code practices, documentation, and version control workflows
• Participate in code reviews and contribute to technical discussions
• Work closely with cross-functional teams to translate requirements into technical solutions

Required Skills & Qualifications

Technical Skills

• Strong proficiency in Python
• Hands-on experience with FastAPI
• Experience with MongoDB (schema design, indexing, aggregation)
• Solid understanding of SQL databases and relational data modelling
• Experience writing and maintaining automated tests
• Unit testing (e.g., pytest)
• API testing
• Understanding of REST API design principles
• Familiarity with Git and collaborative development workflows

Good to Have

• Experience with async programming in Python (async/await)
• Knowledge of ORMs/ODMs (SQLAlchemy, Tortoise, Motor, etc.)
• Basic understanding of authentication & authorisation (JWT, OAuth)
• Exposure to Docker / containerised environments
• Experience working in Agile/Scrum teams

What We Value

• Strong problem-solving and debugging skills
• Attention to detail and commitment to quality
• Ability to write testable, maintainable, and well-documented code
• Ownership mindset and willingness to learn
• Teamwork

What We Offer

• Opportunity to work on real-world, production systems
• Technically challenging problems and ownership of components
• Collaborative engineering culture

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

Job Title: Senior Software Engineer

Division/ Department: Technology

Reports to: Engineering Manager

Work Location: Noida

Desired Work Experience: 4+ years

Weekly Off: Saturday & Sunday

About Aakash Technology Innovation Lab

Are you passionate about transforming the field of education as we know it?

The way education is imparted has been disrupted massively due to forces such as ed-tech digital revolution, the advancement in artificial intelligence technology and the pandemic. Given the rapid pace of transformation, the vision of the Technology Innovation Lab at Aakash is to make the education of the future a reality. The Technology Innovation Lab aims to leverage state-of-the-art technologies to develop industry-defining bleeding-edge solutions for a student-first world-class hybrid learning experience. This involves -

• Reimagining and conceptualizing how education will be imparted in the future in the omni-channel and immersive learning environment
• Building data platforms such as Power BI dashboards to facilitate students, parents, teachers and the business 
• Creating applications to support the futuristic tech-enabled smart classrooms
• Conceptualizing and developing mobile and web applications for seamless customer experience
• Developing Internet of Things (IoT) driven integrations into applications to build futuristic learning experience
• Leveraging Artificial Intelligence (AI) and Machine Learning (ML) to identity interventions to boost student performance

If this excites you, we might have the perfect opportunity for you in the world’s most valued ed-tech company!

About Aakash - AESL

Aakash Educational Services Limited (AESL), commonly known as Aakash, is one of the most leading educational services institution providing comprehensive test preparatory services for students preparing for medical and engineering entrance examinations, school/board exams and competitive and scholarship exams such as NTSE, KVPY, and Olympiads. 

AESL also partnered with Blackstone, a global investment management firm. 

With more than 32 years of operational experience in the test preparatory coaching industry, the company has a pan India network of 220+ Aakash centres with an annual student base 2,50,000+ students and an employee count of more than 4700.

Purpose of the Role

Develop software solutions that enable the students, parents and teachers to have superior learning and teaching experiences, both inside and outside the classroom.

Key Responsibilities

• Develop state-of-the-art high performance and low latency software applications for mission critical systems
• Contribute in all the phases of the software development lifecycle
• Craft a well-designed, testable, efficient code
• Perform object-oriented analysis and design using common design patterns.
• Effectively and seamlessly manage communication with all stakeholders.
• Manage and provide live support to the developed applications

Qualification/ Experience

Must-Have Preferred

Education B.E / B.Tech Information Technology / Computer Science/ Information Science

• Experience 4+ years of hands-on experience in designing and developing applications using Java EE, Spring, Spring MVC, Spring Boot Frameworks
• Experience with test-driven development
• Experience with relational databases (MySql, Oracle, Postgres) or NoSql Databases (Cassandra, MongoDb, CouchDb) .
• Agile programming (Sprint, Scrum) experience
• Skills Understands version control branching strategies
• Understands different major language paradigms (object oriented /functional /reactive)
• Understanding and some experience in programming with AWS SDK
• Knowledge of Kafka and Redis

Competencies

Behavioral Competencies Level Functional Competencies Level

1 Team Player Written and Verbal Communication

2

What We Offer

As a technology professional in Aakash Technology Innovation Lab we offer you an opportunity to - 

• Become a pioneer of the education of the future by reimagining and building innovative solutions for the ed-tech industry leading hybrid learning experience
• Be a force of technological disruption as a part of a passionate and high growth team on an exciting endeavor to transform the education industry
• Belong to an upbeat, flexible and relaxed work culture with a specific focus on collaboration
• Craft an excellent career at Aakash through a broad realm of career tracks and opportunities
• Excel in your chosen stream and become a renowned technologist in the ed-tech industry with heavy investment from the business into your learning, exposure and growth
• Have a highly competitive compensation and benefits package 

Software Engineer - II (Backend)

As a Software Engineer – II, you'll bring a good understanding of design and coding practices and apply these independently in development. In this role - you could expect to:

• Own the lifecycle of a feature from requirement analysis to deployment and post production processes
• Perform code reviews and support your team implement best practices
• Explore trade off's on module designs
• Continuously improve performance metrics of modules owned. Performs RCAs and deploys long term fixes.
• Implement initiatives that improve engineering efficiency and excellence
• Participate in the hiring and interview process for junior developers on your team

You will get while working with us

• Opportunity to work on highly distributed systems with micro-services architecture and big-data volumes
• Solve challenging real-world problems by leveraging OOP & functional programming concepts
• Opportunity to incubate an open source project
• Get to work with cutting edge technologies to name a few Kafka, Elasticsearch, Postgres, Scala
• Developing scalable, sustainable and reliable enterprise systems
• Hands-on experience of working with TDD and BDD
• Develop environment using practices such as Continuous Integration, Continuous Delivery
• Learning opportunity on how to turn complex business requirements into a working product

Roles & Responsibilities

• Requirement understanding & analysis by interacting with client
• Carry out architectural and design discussions with fellow team members and come up with right approach
• Understand system domain, user’s perspective of system and use-cases
• Understand patterns in existing code and effectively leverage and improvise it 
• Develop backend involving Java8 based functional programming and REST services
• Ensure best practices of code reviews, automated testing and CI
• Research new tools & technologies required for the projects
• Mentor fellow team members and bring their level up

Must have

• Strong hold on written/verbal communication
• Strong core Java fundamentals
• Strong Analytical & problem solving skills
• Proactive and inherent nature of working with ownership
• Passion of writing clean code
• Experience in designing relational data model from business requirements

Good to have

• Knowledge of functional programming (Scala or Java 8 lambda)
• Knowledge of NOSQL
• Working knowledge of linux & networking
• Performance optimisation - Optimise/refactor queries, code, stored procedures to take performance next level