Elixir Developer

Role - Node.js Developer

Experience - 3-8 Yrs

Location - Bangalore (WFO)

About the Role

We are looking for an experienced Senior Node.js Developer to build highly scalable, resilient, and production-ready backend systems. In this role, you will lead backend development, collaborate with cross-functional teams, mentor engineers, and drive engineering excellence throughout the software development lifecycle.

If you are passionate about designing cloud-native applications, writing clean and maintainable code, and building robust distributed systems, we'd love to hear from you.

Key Responsibilities

• Partner with Product Owners, Project Managers, and Scrum Masters to understand business requirements and translate them into scalable technical solutions.
• Design, develop, and maintain high-performance backend applications using Node.js and TypeScript.
• Build and maintain RESTful APIs and microservices for large-scale production systems.
• Develop and maintain batch processing and scheduled jobs using Python and Shell scripting.
• Lead backend architecture discussions and provide technical guidance to the engineering team.
• Conduct code reviews, enforce coding standards, and mentor junior developers.
• Own the complete software development lifecycle, including design, development, testing, deployment, monitoring, and production support.
• Collaborate with DevOps teams to improve CI/CD pipelines and deployment processes.
• Design and deploy cloud-native applications using AWS or GCP.
• Implement containerized applications using Docker and Kubernetes.
• Ensure application security, performance, scalability, and reliability by following engineering best practices.
• Participate actively in Agile/Scrum ceremonies including sprint planning, backlog grooming, stand-ups, retrospectives, and release planning.

Required Skills & Experience

• 3+ years of hands-on experience in backend software development.
• 3+ years of experience developing RESTful APIs using Node.js.
• Strong proficiency in TypeScript, JavaScript, JSON, and REST API design.
• Experience developing batch processing solutions using Python and Shell scripting.
• Strong knowledge of relational and NoSQL databases such as MySQL, MongoDB, and Redis.
• Experience with distributed systems and microservices architecture.
• Hands-on experience with Git and collaborative branching strategies.
• Experience building and deploying applications on AWS or Google Cloud Platform (GCP).
• Good working knowledge of Docker, Kubernetes, and container orchestration.
• Familiarity with CI/CD pipelines and DevOps practices.
• Strong understanding of software design principles, security best practices, and scalable architecture.
• Experience leading technical discussions, performing code reviews, and mentoring engineering teams.
• Experience working in Agile/Scrum environments.

Preferred Qualifications

• Experience building highly available and fault-tolerant backend systems.
• Knowledge of performance optimization and application monitoring.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration abilities.

Why Join Us?

• Work on modern cloud-native technologies and scalable distributed systems.
• Collaborate with talented engineers in a high-impact environment.
• Opportunity to influence architecture and technical direction.
• Continuous learning, ownership, and career growth in a collaborative engineering culture.

• Bachelor’s degree in computer science, Web Development, or a related field (or equivalent practical experience).
• Minimum of 4 to 8 years of professional experience in Java

development.

• Strong proficiency in Java and object-oriented programming.
• Minimum of 4 years of experience in building microservices with Spring Boot.
• Solid understanding of RESTful APIs and experience with API design and integration.
• Strong problem-solving skills and the ability to think critically.

• Strong proficiency in Java programming language.
• Experience with Java frameworks like Spring and Spring Boot.
• Understanding of RESTful APIs and web services.
• Experience with databases and data storage technologies (e.g., SQL, NoSQL).
• Knowledge of software development best practices, including testing and code quality.
• Experience with version control systems (e.g., Git).
• Familiarity with cloud platforms (e.g., AWS, Azure, GCP).
• Strong problem-solving and debugging skills.
• Excellent communication and collaboration skills. 

Position Overview:

We seek a talented and experienced professional to serve as the Head of Engineering and a Senior Backend Developer with expertise in Go (Golang). In this dual role, you will lead our engineering team and contribute hands-on to developing our B2B SaaS platform, which aims to revolutionize blue-collar worker training in India. You will work closely with cross-functional teams, set engineering standards, and ensure the successful execution of our technology initiatives.

As Head of Engineering:

• Oversee the recruitment, mentoring, and performance management of engineering team members.
• Define and maintain engineering best practices, coding standards, and development methodologies.
• Manage project timelines, resources, and budgets
• Foster a culture of innovation, collaboration, and continuous improvement within the engineering team.
• Drive technical decisions and architecture discussions to ensure scalability, security, and maintainability.

As Senior Backend Developer (Go):

• Design the architecture and implement high-performance, scalable, and reliable backend services in Go.
• Write clean, maintainable, and efficient code while ensuring the security and integrity of the platform.
• Optimize and fine-tune the backend components for maximum speed and scalability.
• Develop and maintain RESTful APIs for seamless integration with frontend and external systems.
• Implement asynchronous programming and event-driven architecture for handling concurrent requests efficiently.
• Work on data modelling and integration with databases for data storage and retrieval.
• Write unit tests and perform code reviews to maintain code quality and ensure robustness.

As an SSE, you will play a crucial role in designing, developing, and maintaining our backend systems

that power our platform. The ideal candidate will have a solid background in Python Django and a

strong understanding of databases, caching, and distributed systems.

● Design, develop, and maintain robust, scalable, and high-performance backend systems using

Python Django.

● Collaborate with cross-functional teams to understand business requirements and translate

them into technical solutions.

● Optimize application performance and scalability by implementing caching strategies, load

balancing, and distributed computing techniques.

● Ensure data integrity and security by implementing best practices for data storage, retrieval,

and access control.

● Develop and maintain integrations with external APIs and services to support seamless

interactions with third-party systems.

● Identify and address performance bottlenecks and other system issues to improve overall

system efficiency.

● Write clean, maintainable, and testable code following industry-standard coding practices.

● Conduct code reviews and provide constructive feedback to peers to ensure code quality and

adherence to best practices.

● Mentor junior team members and assist in their professional growth.

Responsibilities : 

• Design and develop scalable, high performance, and reliable API driven services/applications in Java language that operate whole day.
• Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration.
• Interact with both business, financial research, and technical stakeholders to deliver high quality products and services that meets/exceeds business, customer, and technical requirements.
• Own products and code from cradle to grave including production quality/performance monitoring.

Required Skills :

• Experience building and running high performance enterprise applications developed in Java language.
• Hands on experience developing Java web applications built with modern standards-based APIs including Java based REST APIs and implementations. 
• Experience in Java language APIs, Spring technologies, Hibernate, JDBC, RDBMS and NoSQL based data persistence.
• Experience developing solutions on AWS Cloud leveraging AWS Lambda, S3, DynamoDB, Cloud Formation, and other related AWS technologies. 
• Solid understanding of Domain Modeling with Relational and Non-Relational Databases.
• Excellent debugging and problem-solving skills, including ability to diagnose and fix performance and scalability issues.
• Experience working in an agile methodology-based development environment.
• Excellent written and verbal communication skills.
• BS/B.Tech/M.Tech in Computer Science or a related field.

Key Skills

• In depth knowledge of Node.js
• Knowledge of integration with front-end JavaScript libraries and frameworks like react js
• Should be experienced with Micro-services.
• Knowledge of both SQL and NoSQL databases such as MySQL, Oracle, MongoDB
• Working experience of Git preferably bitbucket.
• Good knowledge of CI/CD preferably using bitbucket pipelines and Jenkins.
• Working knowledge of agile methodologies and techniques

1. Building REST API's & Services In Django Framework
2. Building reusable code and libraries for future use
3. Optimization of the application for maximum speed and scalability
4. Implementation of security and data protection
5. Design and implementation of the database schema
6. Design and implementation of data storage solutions
7. Implementing CI/CD pipeline

• Proficient knowledge of a back-end programming language Python
• Hands-on experience with Python Frameworks like Django
• Proficient knowledge of MySQL, PostgreSQL
• Creating database schemas that represent and support business processes (Relational & NoSQL)
• Understanding of queueing systems like Redis/AWS SQS
• User authentication and authorization between multiple systems, servers, and environments
• Data migration, transformation, and scripting
• 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

• Experience in Docker
• HandsOn Knowledge with implementing CI/CD pipelines
• Experience in managing applications on AWS
• Management of hosting environment, including database administration and scaling application to support load changes
• Product wide application-level thinking on API and data modeling