Python Fullstack/ Backend Developer

Job Title : Senior Technical Consultant (Polyglot)

Experience Required : 5 to 10 Years

Location : Bengaluru / Chennai (Remote Available)

Positions : 2

Notice Period : Immediate to 1 Month

Role Overview :

We seek passionate polyglot developers (Java/Python/Go) who love solving complex problems and building elegant digital products.

You’ll work closely with clients and teams, applying Agile practices to deliver impactful digital experiences..

Mandatory Skills :

Strong in Java/Python/Go (any 2), with frontend experience in React/Angular, plus knowledge of HTML, CSS, CI/CD, Unit Testing, and DevOps.

Key Skills & Requirements :

Backend (80% Focus) :

• Strong expertise in Java, Python, or Go (at least 2 backend stacks required).
• Additional exposure to Node.js, Ruby on Rails, or Rust is a plus.
• Hands-on experience in building scalable, high-performance backend systems.

Frontend (20% Focus) :

• Proficiency in React or Angular
• Solid knowledge of HTML, CSS, JavaScript

Other Must-Haves :

• Strong understanding of unit testing, CI/CD pipelines, and DevOps practices.
• Ability to write clean, testable, and maintainable code.
• Excellent communication and client-facing skills.

Roles & Responsibilities :

• Tackle technically challenging and mission-critical problems.
• Collaborate with teams to design and implement pragmatic solutions.
• Build prototypes and showcase products to clients.
• Contribute to system design and architecture discussions.
• Engage with the broader tech community through talks and conferences.

Interview Process :

1. Technical Round (Online Assessment)
2. Technical Round with Client (Code Pairing)
3. System Design & Architecture (Build from Scratch)

✅ This is a backend-heavy polyglot developer role (80% backend, 20% frontend).

✅ The right candidate is hands-on, has multi-stack expertise, and thrives in solving complex technical challenges.

Hiring for the position of Full Stack Developer responsible for managing back-end services and the interchange of data between the server and the users.Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the frontend elements built by your co-workers into the application. Therefore, a basic understanding of frontend technologies is necessary as well.

Job Profile: -

●        Create and consume restful APIs

●        Design, develop, and maintain internal and external applications

●        Build efficient, testable, and reusable modules

●        Write high quality, structured application/interface code and documentation

●        Identify solutions through research and collaboration that resolves the root of problems as they arise

●        Define functional and technical requirements for application software to develop skills and knowledge

●        Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality

●        Contribute in all phases of the development lifecycle

Requirement

∙ Proficient in Node.JS and ReactJS development stack

∙ 2+ years’ experience designing, querying, and updating databases in MySQL/nosql

∙ Basic understanding of web technologies including HTML, CSS, JavaScript, AJAX etc.

∙ Passion for best design and coding practices and a desire to develop new bold ideas.

About the job

Whirldata Inc. is an AI/Data Sciences/App Dev company established in 2017 to provide management and technology consulting services to small and medium enterprises across the globe. We are headquartered in California and our team works out of Chennai. The specific focus is on

1. Helping clients identify areas where Data Sciences and AI-based approaches can increase revenues, decrease costs or enhance customer engagement experience
2. Help clients translate business needs into process flows for exploratory and cutting-edge applications
3. Provide appropriate and targeted solutions that can achieve the planned objective

Whirldatas management team consists of individuals with a combined 45+ years of management and technology consulting experience, spanning multiple verticals such as finance, energy, retail, manufacturing and supply chain/logistics. Please look up our website and go through the blogs/videos/articles to find out more about us.

Working Philosophy

Whirldata works on the principle that, larger business goals come first and any technology-intensive solutions need to support necessary business goals. Hence all engagements start as a management consulting exercise and solution building follows after a thorough understanding of business needs.At Whirldata, we put our minds together, mix technology, art & math to deliver a viable, scalable and affordable business solution. We are passionate about what we do because we know that our work has the power to improve businesses. You can join our team working at the forefront of new technology, solving the challenges that impact both the front-end and back-end architectures, and ultimately, delivering amazing global user experiences.

Who we are looking for:

Full Stack Engineer (Position based in Chennai)

The following criteria are mandatory requirements and we strongly encourage that you apply only if you meet all these criteria:

1. Minimum 3 years of work experience

2. Proven capability to understand clients business needs

3. At least one demonstrable stint of architecting a database from scratch

4. Multiple programming language capabilities a must. In-depth knowledge of at least one programming language

5. Willingness to wear multiple hats depending on our business needs will be a priority

6. At least 2 years of hands-on experience in front-end development

7. Knowledge of current tools, platforms and languages an absolute must

8. Hands-on experience in cloud technologies and project management capabilities will be considered favourably

What do you get in return

• AI, Data Sciences and App dev require individuals who are both business and tech-savvy. We will turn you into one and make you a rockstar!
• You will get to work in an environment where your effort helps the customer and you will get to see it
• We will provide on-the-job training that will make you a doer and not a talker on data sciences, AI and app dev
• Opportunities to shine and pave your own way forward. We are good at identifying your talents and providing a platform where you will get immense satisfaction from demonstrating the same.
• Of course - we will pay you well too!

If you are interested - please apply with a small note with your thoughts on why you find this opportunity exciting and why you are willing to consider a move.

Require a confident person who can manage a team can also hire good candidates if required anyone having experience in fintech will be prefered

*JAVA DEVELOPER*– (Mumbai churchgate- Onsite)

*Job brief*

Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.

*Requirements and skills*

•          6 to 10 years of experience in application development.

•          Hands on experience in designing and developing applications using Java EE platforms.

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

•          Experience in the Spring Framework.

•          Experience in microservices development, Azure repo knowledge.

•          Good to have knowledge of containerization/docker, azure pipeline/CICD.

•          Good to have knowledge of frontend technologies. Ex- angular, JavaScript, TypeScript.

Full Stack Developer – Java, Angular

Description

The Position holder is responsible for developing products and services based on Java & Linux systems, functions as a Senior Software developer, and assists in the entire software lifecycle. The position reports to the Project Manager.

Successful Position holders are excellent communicators, enjoy solving problems, and work well in teams.

Roles and Responsibilities

• Responsible for software development.
• Develop and implement micro services (Must-have)
• Documenting low-level design for the assigned development work.
• Help to integrate UI components using Angular with backend micro service.
• Build reusable libraries and code for future use.
• Optimize application for maximum performance and scalability.
• Interface with other teams across SLB to ensure collaboration.
• Build an effective system that adheres to automation and other engineering best practices.

Qualifications and Experience

• Degree and qualification level - B. Tech/B.E. in Engineering with 5-10 years of relevant experience.
• Strong hands on work experience in Design & Development of Responsive Web application
• Must have -> Experience on any cloud services (AWS/Azure/Google Cloud)
• Must have -> At least 5+ Years of experience in building applications using Java/J2EE
• Must have -> Knowledge of document store, Kubernetes, messaging queue
• Must have ->Strong hands on work experience in Design & Development of Responsive Web application
• Experience in Angular JS (2/4/5/6) & JavaScript
• Experienced in working in agile teams
• Knowledge of Agile methodology
• Knowledge of Secure Programming Principles
• Knowledge or Experience in any one scripting language (bash, python)
• Experienced in working in a DevOps model.

1. Having nodejs (backend technology) as with frontend development. I am stressing on frontend more to give emphasis on the need.
2. We look for frontend engineers (java script) primarily and who are willing to contribute to backend (python). Backend wise, on the resume, these candidates can have nodejs / python / java / c# / any programming language

1. Full Stack developer (Java/JavaScript): (experience 3 to 6 years) 

• Experience in designing multithreaded/concurrent/distributed systems.
• Experience in Java/Kotlin or JavaScript is required (3+ years).
• Experience in working on scalable non-blocking server side frameworks like Spring stack(2+ years)
• Experience with both SQL and NoSQL databases, Message brokers. ex: Postgres/MySQL, MongoDB/DynamoDB/Redis/Neo4j, Kafka (2 +years)
• Experience in Front end language and frameworks. JavaScript, must be an expert in one of the front end frameworks (ex: React) (2+)
• Understand cloud technologies and should have deployed applications or products in popular cloud platforms like AWS, GCP, MS Azure, etc (2+ years).

Optional:

• Experience with BigData is a big plus
• Knowledge of functional programming principles is a plus.

• Experience in HTML5 and CSS3