Backend Developer

Job Title : Senior Consultant (Java / NodeJS + Temporal)

Experience : 5 to 12 Years

Location : Bengaluru, Chennai, Hyderabad, Pune, Mumbai, Gurugram, Coimbatore

Work Mode : Remote (Must be open to travel for occasional team meetups)

Notice Period : Immediate Joiners or Serving Notice

Interview Process :

• R1 : Tech Interview (60 mins)
• R2 : Technical Interview
• R3 : (Optional) Interview with Client

Job Summary :

We are seeking a Senior Backend Consultant with strong hands-on expertise in Temporal (BPM/Workflow Engine) and either Node.js or Java.

The ideal candidate will have experience in designing and developing microservices and process-driven applications, as well as orchestrating complex workflows using Temporal.io.

You will work on high-scale systems, collaborating closely with cross-functional teams.

Mandatory Skills :

Temporal.io, Node.js (or Java), React.js, Keycloak IAM, PostgreSQL, Terraform, Kubernetes, Azure, Jest, OpenAPI

Key Responsibilities :

• Design and implement scalable backend services using Node.js or Java.
• Build and manage complex workflow orchestrations using Temporal.io.
• Integrate with IAM solutions like Keycloak for role-based access control.
• Work with React (v17+), TypeScript, and component-driven frontend design.
• Use PostgreSQL for structured data persistence and optimized queries.
• Manage infrastructure using Terraform and orchestrate via Kubernetes.
• Leverage Azure Services like Blob Storage, API Gateway, and AKS.
• Write and maintain API documentation using Swagger/Postman/Insomnia.
• Conduct unit and integration testing using Jest.
• Participate in code reviews and contribute to architectural decisions.

Must-Have Skills :

• Temporal.io – BPMN modeling, external task workers, Operate, Tasklist
• Node.js + TypeScript (preferred) or strong Java experience
• React.js (v17+) and component-driven UI development
• Keycloak IAM, PostgreSQL, and modern API design
• Infrastructure automation with Terraform, Kubernetes
• Experience in using GitFlow, OpenAPI, Jest for testing

Nice-to-Have Skills :

• Blockchain integration experience for secure KYC/identity flows
• Custom Camunda Connectors or exporter plugin development
• CI/CD experience using Azure DevOps or GitHub Actions
• Identity-based task completion authorization enforcement

Requirements:

Java developer responsibilities include designing, developing, Testing and delivering high-volume, low-latency applications for mission-critical systems.

1. Proven hands-on Software Development experience

2. Proven working experience in Java development

3. Hands on experience in developing applications using Java EE platforms

4. Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)

5. Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)

6. Experience in the Spring Framework

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• 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.

Node.js Developer Requirements:

• Bachelor's degree in computer science, information science, or similar.
• At least two years' experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.

• Design and implementation of low-latency, high-availability, and performant applications
• Developing new features & refining existing features on server-side
• Implementation of security and data protection
• Integration of data storage solutions

• Proficient in NodeJS and experience working on frameworks such as Express, StrongLoop, etc.
• 2+ years experience working on consumer mobile products / businesses at scale.
• Proficient in asynchronous programming and its quirks and workarounds
• Experience working on User Authentication and Authorisation between multiple systems, servers, and environments
• Experience working on NoSQL DBs such as MongoDB
• Experience working on Unit Testing & Functional Testing frameworks for NodeJS

• become a part of our early team, and shape products from grounds up
• Attractive Compensation & Stock Options
• empowered to build an amazing startup culture with us
• full ownership and massive growth opportunities
• and more...

Responsibilities: 
Developing and maintaining all server-side network components. 
Ensuring optimal performance of the central database and responsiveness to front-end requests. 

Collaborating with front-end developers on the integration of elements. 

Designing back-end services for various business processes.ses. 

Developing high-performance applications by writing testable, reusable, and efficient code. 

Implementing effective security protocols, data protection measures, and storage solutions. 

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. 

Skills: 

Bachelor's degree in computer science, information science, or similar. 

At least two years' experience as a Node.js developer. 

Extensive knowledge of JavaScript, web stacks, libraries, and frameworks. 

Knowledge of front-end technologies such as HTML5 and CSS3. 

Superb interpersonal, communication, and collaboration skills. 

Exceptional analytical and problem-solving aptitude. 

Great organizational and time management skills. 

Availability to resolve urgent web application issues outside of business hours. 

• You’ve been building web applications professionally for 4+ years
• You’re proficient in NodeJS, TypeScript, MySQL, and MongoDB
• You possess strong OOP and design pattern knowledge
• Familiar with modern engineering practices: Code Reviews, Continuous Deployment, Automated Testing, etc
• You write understandable, testable code with an eye towards maintainability and experience with TDD (Test Driven Development)
• You have the ability to build RESTful APIs
• Explaining complex technical concepts to designers, support team, and fellow engineers is not a problem for you
• Well versed with the fundamentals of computer science and distributed systems
• Frontend experience; (Good to have) Angular
• Start-up experience, preferably a tech start-up
• Open-Source contributor
• You have experience with other programming languages -- e.g., Python, Ruby, PHP, Go, C, etc.
• Passionate about/experienced with open source and developer tools
• You have a bachelor's degree in Computer Science, Engineering, or related field, or equivalent training, fellowship, or work experience

Qualifications

• BE/ B. Tech/ MSc/MTech
• Candidate should possess the degree from a recognized University/ Institution only

LearnApp's engineers are a small group of people who directly impact the daily lives of thousands of learners across the globe. 
As a software engineer, you are the architect, designer and coder and maintainer of your project. 
In addition, you work closely with the product team to make vision become reality. 
You are dynamic and able to work well both independently and as part of a team.

At LearnApp, we leave all egos at the door and concentrate on the job at hand. 
We value passionate, down to earth, “can do” people who enjoy fine-tuning small details, without losing sight of the big picture. 
We are looking for the type of person who feels uncomfortable when a day goes by without achieving something impactful. 
Someone who is driven to get things done and views obstacles as an exciting challenge that demands a creative solution. 
Above all else, this role requires someone who takes great pride in their work and is inspired and motivated by their role in improving the way thousands of learners receive financial literacy.

As a Backend Software Engineer, you’ll work closely with our engineers to ensure system consistency and improve user experience.

Responsibilities

- Analyze functional requirements and creation of software design
- Design and implement scalable and robust applications
- Design, develop, test, deploy, maintain, and improve software
- Design, shape and implement authentication, authorization, auditing, reporting, and API infrastructure solutions

Qualifications

- Bachelor's degree in Computer Science, a related technical field of study, or equivalent practical experience
- Experience in Object-Oriented Design and programming concepts
- A minimum of 3 years of working experience in a product oriented company
- Programming experience in NodeJS and Typescript or Javascript

Preferred Qualifications

- Experience in building cloud (SaaS) applications, particularly using AWS technologies
- Experience in building serverless applications
- Knowledge of Agile software development methodologies
- Ability to learn other coding languages as needed
- Object-oriented, database design, and SQL skills

Perks