Sr Java Developer

Expected Date of Joining Immediate/ 30 days  

What makes Techjays an inspiring place to work

At Techjays, we are helping companies reimagine how they build, operate, and scale with AI at the core.

We operate as part of the 1% of companies globally that can truly leverage AI the right way and not just as experimentation, but as secure, scalable, production-grade systems that drive measurable business outcomes.

Our strength lies in combining deep backend engineering with AI system design, building AInative platforms, intelligent workflows, and cloud architectures that are reliable, observable, and enterprise-ready. Our team includes engineers and leaders who have built and scaled products at global technology organizations such as Google, Akamai, NetApp, ADP, Cognizant Consulting, and Capgemini. Today, we function as a high-agency, execution-focused team building advanced AI systems for global clients.

About the role

We are looking for a strong backend engineer who can design and build secure, scalable Python systems that power AI-native applications.

You will work on AI-enabled platforms, production systems, and scalable backend services that support LLM integrations, RAG pipelines, and intelligent workflows.

Years of Experience: 3 - 7 years

Location: Coimbatore

Key Skills

Backend Development (Familiar):

• Python
• Django / Flask
• RESTful APIs
• Websockets

Cloud Technologies (Familiar):

• AWS (EC2, S3, Lambda)
• GCP (Compute Engine, Cloud Storage, Cloud Functions)
• CI/CD pipelines with Jenkins / GitLab CI or Github Actions

Databases (Familiar):

• PostgreSQL
• MySQL
• MongoDB

AI/ML (Familiar):

• Basic understanding of Machine Learning concepts
• Assist in building and integrating Agentic AI workflows
• Familiar with RAG
• Vector Databases (Pinecone or ChromaDB or others)

Tools:

• Git
• Docker
• Linux

Roles and Responsibilities

• Develop and maintain backend services using Python and Django/Flask under guidance.
• Assist in building scalable and secure APIs and backend systems for AI-driven applications.
• Write clean, efficient, and maintainable code following best practices.
• Collaborate with cross-functional teams including frontend developers, data scientists, and product teams.
• Participate in code reviews, debugging, and performance optimization.
• Support integration of AI/ML components such as LLMs and RAG pipelines.
• Continuously learn and improve technical skills in backend and AI technologies.

What We’re Looking for Beyond Skills

• Builder mindset — you think in systems, not just tickets
• Ownership — you take features from idea to production
• Structured thinking in ambiguous environments
• Clear communication and collaborative approach
• Ability to work in a fast-paced, evolving startup environment

What We Offer

• Competitive compensation
• Paid holidays & flexible time off
• Medical insurance (Self & Family up to ₹4 Lakhs per person)
• Opportunity to work on production-grade AI systems
• Exposure to global clients and high-impact projects
• A culture that values clarity, integrity, and continuous growth

Full Stack senior developer with ReactJS & Redux

• Node js with Express framework

• Knowledge of HTML, CSS and Javascript with React JS
• Experience with MongoDB
• Knowledge of RESTful APIs.
• Experience with web paradigms such as REST, Responsive Web Design etc.
• Experience with CI/CD tooling (at least Git and Jenkins)
• Good understanding of code versioning tools, such as GIT
• Good to know Agile/Scrum/Kanban

Headquartered in Los Angeles, California, USA, with offices in Hong Kong and Shanghai, Careismatic Brands (CBI) is the world’s largest manufacturer of medical scrubs (uniform apparel). CBI distributes its products through multiple channels including 3rd party retail, wholly owned retail ecommerce sites (http://www.allheart.com/">www.allheart.com), and corporate branded sites (www. http://infinityscrubs.com/">Infinityscrubs.com).

We are looking for a Salesforce Commerce Cloud Developer who is interested in joining a vibrant, fun and cutting-edge organization in our Ahmedabad, India office, to contribute to overall B2C strategy while taking full ownership of designing, engineering, and delivering B2C commerce capabilities across the enterprise.  This individual will work with US colleagues and India tech leads to execute CBI’s B2C strategy from our Ahmedabad, India office.

Job Responsibilities:

• Design and implement multiple ecommerce sites (currently on Magento or Shopify)
• Implement feature enhancements to new and existing sites
• Implement 3^rd party integrations
• Collaborate with technical leaders in both India and US
• Implement best practices as related to SFCC

Qualifications and Skills:

• Certification in Salesforce Commerce Cloud highly preferred
• Prior experience with full lifecycle development in ecommerce environment using SFCC
• Prior experience integrating to ecommerce system components (e.g. CMS, DAM, PIM, OMS, and ERP)
• Excellent written and verbal communication skills
• Ability to work effectively with non-technical personnel
• Years of Related Professional Experience: 3
• Bachelor's Degree in computer science or similar degrees
• 3 years’ experience in implementing Salesforce Commerce Cloud B2C (Demandware) solutions
• 3 years hands-on experience in web technologies including: HTML, CSS, JavaScript, JSON, AJAX, JQuery, Bootstrap, MVC, web analytics, XML, web services (SOAP/REST), and open source packages/libraries 
• Experience with Salesforce Commerce Cloud B2C Storefront Reference Architecture (SFRA)
• Experience source control and collaboration tools such as AzureDevOps, Jira, Confluence, and git
• Experience with web frameworks, interactive web development, responsive web design
• Experience with site speed optimization

A mid-senior level Java-Full Stack Developer manages a critical project for one of our biggest clients in the banking domain. The Individual should be passionate about technology, experienced in developing and managing cutting-edge technology applications.

Requirements:

• Proven experience in Java8 Spring boot, Microservices, Node JS, JavaScript, Gulp
• Strong experience with Kafka and Cassandra
• Experience with Gemfire or any Java Caching techniques
• Experience with UI (React / Angular 1.5)
• Strong experience in using RDBMS (Oracle). Cassandra Knowledge will be an added advantage
• Experience in working in Eclipse / Maven environments.
• Demonstrate experience in using Cucumber.
• Hand's on experience in Unix / Shell scripting.
• Hand's on experience in fine-tuning application response/performance testing.
• Experience in Web Services.
• Understanding of banking risk and compliance policies.
• Experience in code scanning tools like a black duck and tools like Sonar etc.
• Systems application development skills
• Strong analysis & problem-solving skills
• Strong communication skills - both verbal and written
• Ability to work independently with limited supervision
• Proven ability to use own initiative to resolve issues
• Full ownership of projects/tasks
• Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines
• Eagerness to learn
• Strong team-working skills
• Understanding of waterfall and Agile methodologies.
• Experience in working with groups that are set up across the globe.
• Resolve technical issues of projects and Explore alternate designs
• Participates as a team member and fosters teamwork by inter-group coordination within the modules of the project.
• Effectively collaborates and communicates with the stakeholders and ensure client satisfaction
• Train and coach members of project groups to ensure effective knowledge management activity.
• PRIMARY COMPETENCY: Java Technologies PRIMARY SKILL: Java Spring MVC, WEB & Spring Boot PRIMARY SKILL PERCENTAGE: 51 SECONDARY COMPETENCY: UX & UI Development SECONDARY SKILL: React JS SECONDARY SKILL PERCENTAGE: 49

Full-Stack Developer

Are you a cricket enthusiast who also loves to build world-class
technology products?

CricHeroes is looking for an All Rounder Full Stack Developer, who is passionate about scaling up India's one of a kind niche B2C platform and the pulse of the nation - Cricket!

This might be a great opportunity for you if

• You are an action and result oriented highly driven person who aspires to be part of a team that is scaling up a successful B2C product.
• You are an analytical problem solver with strong Node.JS knowledge and a passion for teamwork and innovation
• You have hands-on experience in designing and developing applications and object-oriented analysis and design using common
• design patterns.

Who are we?
CricHeroes is the world's largest Cricket Network with more than 7 Million
users. It helps local cricketers showcase their talent, get recognition and
improve their game with data.

What are we looking for, in you?

• You are an ambitious problem solver who is constantly learning and
• updating yourself with the latest technology and an expert in
• technology development.
• In-depth knowledge of Node.js and used it for product development in a B2C fast-paced product company for 2-6 years
• Strong analytical skills and problem-solving aptitude
• Attention to details
• You have demonstrated a track record in delivering ambitious targets.
• You believe in teamwork.
• You have a Bachelor's degree in Computer Science (or Equivalent).
• Mandatory Technical background: Node.js, Javascript, MySQL, MongoDB, Redis
• Preferable skills in AWS, Big Data, Analytics, Google Cloud.

What are we looking for, from you?

• You will write well-designed, testable, efficient code.
• You will ensure the code and designs are in compliance with specifications as developed.
• You will prepare and produce releases of the software platform and support continuous improvement by investigating alternatives and technologies.
• Work as part of a team developing applications and services using Agile development methods
• Contribute to team and organizational improvements in process and infrastructure
• Build customer-facing UI and back-end services
• Code, test and operate node.js based services
• Effectively use tools and ingenuity to identify and fix defects before they become a problem
• A good Stackoverflow profile is a big plus.

We are made in India by the passionate cricketers for the passionate cricketers of the world!

If this excites you and you want to be part of our team to help us win the
scores by building a one-of-a-kind app for all the cricketers around the
world, please apply here.

• 6-13 years’ experience designing for high performing digital products across various domains
• Degree in design-related field or equivalent experience.
• Good understanding of design patterns, industry trends, and great approaches to solve problems
• Expertise in core UX disciplines including information architecture, interaction design, application of design systems, and UI design.
• Creative problem-solver with a strong eye for detail
• Experience and understanding of Responsive Web Design
• Experience with iOS and Android Mobile App Design
• Must have Software Proficiency with Figma, Sketch, Miro
• Proficient in wire-framing and comfortable producing concept sketches and user flows
• A passion for UX and User Research
• A strong portfolio which demonstrates work across a range of clients
• Strong experience of user research and usability testing
• Passionate about Design Thinking.
• Excellent verbal and written communications skills.
• Experience with accessibility, localization, and internationalization.
• Experience working directly with developers to ensure the successful implementation of a design specifications
• Familiarity with content strategy, content management, taxonomy and large scale digital publishing.
• Knowledge of HTML, CSS, and JavaScript.
• Knowledge with QA and testing methods is a plus.
• All candidates will be required to submit a portfolio of work samples and/or links to their work.

Role Features:

- With over 50 people across Technology, Product, Sales, Operations and other functions, we are ramping up our team to meet our goal of being a go-to destination fintech platform that delivers world-class products for merchants and customers.

- We are looking to add people to our team who are passionate about technology, products, consumer internet, payments & fintech.

- Credit Fair values people who bring intellectual energy to our workplace are able to contribute without constant supervision, are collaborative by nature and able to flourish under pressure. In return, we promise to provide you an environment that promotes meritocracy, values feedback and ideas, learns from its failures, and enjoys each other's company and contributions.

Skills you are expected to have :

- Technical Skills: PHP, Laravel, MySql, Jquery, Javascript, Python, React Native, PWA, Node.js
- Candidate should have experience in developing applications using PHP programming skills.
- Experience in python would be a plus
- Strong in DB knowledge
- Should be good with OOPS Concept
- Should be good in system design, architecture and development using object-oriented programming
- Should be good in writing secure and optimized code
- Experience in Laravel framework. If not then other PHP based frameworks like Codeigniter, Zend, CakePHP, symphony, etc.
- Good understanding/experience on software development methodology such as Agile, TDD, etc.
- Good understanding of source control tools and its use (SVN, Git, etc...)
- Experience in the development of Rest APIs and API testing tools such as postman etc.
- Experience in micro service-based development would be a plus
- Experience in queuing systems such as rabbitMQ, Active MQ etc.
- Experience in AWS cloud solution
- Experience in deployments and devops
- Excellent written and verbal communication skills
- Proactive, self-learner, thorough, organized and energetic
- Able to work across teams as well as independently
- Perform code review of peers
- Good analytical and communication skills
- Good experience in the Fintech domain (Payments/ Banking/ Wallets/ Insurance/ Financial Markets)
Primary Skills: PHP, Laravel, MySQL, Jquery, Javascript
Secondary Skills: Python, Rabbit MQ, AWS, CI/CD, React JS, PWA, Node.js, HTML, Jenkin