Java Developer - Back End Developer

Senior Software Engineer – Retail Platforms (GCP | Java/Kotlin | MongoDB)

Location

 Kochi or Chennai or Bangalore ,willing to work on Bangalore

Role Overview

We are looking for a Senior Software Engineer to build and scale next-generation

retail and eCommerce platforms. The role focuses on developing cloud-native, high-

performance backend systems that power customer journeys, order management,

product catalogue, and real-time retail operations.

The ideal candidate will have strong expertise in Java/Kotlin, and MongoDB, along

with experience in GCP, React JS and high-scale, customer-facing applications.

Key Responsibilities

 Design and develop scalable backend systems for eCommerce platforms

 Ensure high availability and low latency for retail workloads

 Enable auto-scaling and high-availability architectures for peak retail

traffic

 Develop and manage microservices architecture for modular retail systems

Required Skills & Qualifications

 4–8 years of experience in backend development

 Strong proficiency in Java and Kotlin.

 Knowledge in Google Cloud Platform (GCP) , React JS and MongoDB /

NoSQL databases (Preferred).

 Experience in eCommerce or retail platforms .

 Strong understanding of microservices and event-driven architecture.

 Experience with REST APIs and distributed systems.

 Familiarity with Docker, Kubernetes, and CI/CD pipelines .

 Understanding of retail analytics and customer behaviour .

 Write clean, maintainable, and testable code

 Ensure adherence to security and data protection standards

DevOps & Release Engineering

 Implement CI/CD pipelines for faster releases

 Use Docker and Kubernetes for containerized deployments

Soft Skills

 Strong collaboration and communication skills

 Strong problem-solving and analytical mindset

 Ability to work in fast-paced, high-scale environments

 Customer-first thinking

What We Offer

 Opportunity to work on large-scale retail and eCommerce platforms

 Exposure to high-traffic, real-time systems

 Collaborative and innovation-driven environment

 Career growth in cloud-native and retail technologies

Roles and Responsibilities:

• Own development, design, scaling, and maintenance of application and messaging engines that power the central platform of Capillary's Cloud CRM product.

• Work on the development of AI and data science products for various use cases. Implement PoCs in Python, and Spark-Scala and productize the implementations.

• Contribute to overall design and roadmap.

• Mentor Junior team members.

Required Skills:

• Innovative and self-motivated with a passion to develop complex and scalable applications.

• 3+years of experience in software development with a strong focus on algorithms and data structures.

• Strong coding and design skills with prior experience in developing scalable & high-availability applications. Expertise in using Core Java/J2EE or Node.js

• Work experience with Relational databases and Non-Relational is required (Primarily MySQL, MongoDB, and Redis)

• Familiarity with big data platforms (like Spark-Scala) is an added plus.

• Strong Analytical and Problem Solving Skills.

• BTech from IIT or BE in computer science from a top REC/NIT.

Job Perks

• Competitive Salary as per market standards

• Flexible working hours

• Chance to work with a world class engineering team.

Why Join Us:

Be part of a fast-moving tech team building impactful, user-friendly apps with modern development practices and a collaborative work culture.

Capillary is an Equal Opportunity Employer and will not discriminate against any applicant for employment on the basis of race, age, religion, sex, veterans, individuals with disabilities, sexual orientation, or gender identity.

Disclaimer:

It has been brought to our attention that there have recently been instances of fraudulent job offers, purporting to be from Capillary Technologies. The individuals or organizations sending these false employment offers may pose as a Capillary Technologies recruiter or representative and request personal information, purchasing of equipment or funds to further the recruitment process or offer paid training. Be advised that Capillary Technologies does not extend unsolicited employment offers. Furthermore, Capillary Technologies does not charge prospective employees with fees or make requests for funding as a part of the recruitment process.

We commit to an inclusive recruitment process and equality of opportunity for all our job applicants.

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 

Key Responsibilities:

• Rewrite existing APIs in NodeJS.
• Remodel the APIs into Micro services-based architecture.
• Implement a caching layer wherever possible.
• Optimize the API for high performance and scalability.
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required:

• At least 3 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
• Excellent hands-on experience using MySQL or any other SQL Database.
• Good knowledge of MongoDB or any other NoSQL Database.
• Good knowledge of Redis, its data types, and their use cases.
• Experience with graph-based databases like GraphQL and Neo4j.
• Experience developing and deploying REST APIs.
• Good knowledge of Unit Testing and available Test Frameworks.
• Good understanding of advanced JS libraries and frameworks.
• Experience with Web sockets, Service Workers, and Web Push Notifications.
• Familiar with NodeJS profiling tools.
• Proficient understanding of code versioning tools such as Git.
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
• Experience building a large-scale social or location-based app.

• 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.

Exp - 4-6 years

Immediate joiners preferred

Location - Bangalore

Java + Spring boot 

Microservice 

MYSQL 

Design principal 

-Clear Communication: Practice clear and concise communication to effectively convey technical concepts.

- In-Depth Knowledge: Be prepared to provide detailed insights into experiences with specific technologies and tools, showcasing expertise.

- Specific Examples: Share real-world examples or projects where they have applied the mentioned technologies to demonstrate practical knowledge.

- Problem-Solving Skills: Be ready to discuss how they have solved real-world technical challenges in previous roles.

- Continuous Learning: Emphasize a commitment to continuous learning and staying updated with industry trends, especially in rapidly evolving fields like cloud technologies.

Responsibilities

Understand systems enabling third party integration 

Translate business requirements to the APIs and SDKs exposed by these systems. Figure out the optimum interfaces to interact with these. 

Build generic connectors to interact with these technologies. 

Design, implement, deploy and maintain the connectors. 

Minimum Qualifications 

Bachelor’s degree in Computer Science or related fields. 

Experience needs to be around 8+ years 

Strong problem-solving skills. 

Ability to understand the technology and its APIs in quick time. 

Strong design pattern fundamentals. 

Good core java skills like Multi-threading, collection framework. 

Good communication and mentorship skills 

Ability to put together architecture diagrams and designs 

Responsibilities:

- Taking initiative in the Design and Development of Android applications.

- Ship reliable software practicing robust software design and in-depth code reviews.

- Design major software components, systems, and features and implement full-stack app foundation features and core app features.

- Take ownership, design, develop and deploy in a collaborative environment with other team members

- Knowledge of architect solutions using innovative technology ideas and industry-leading methodologies.

Requirements:

- Good hands-on experience in developing and deploying Android apps Android native/cross-platform.

- Comfortable with JAVA and Kotlin both.

- Experience implementing integrated solutions with APIs built using RESTful web services.

- Strong analytical and debugging skills.

- Good understanding of Data Structure and Algorithms.

- Adapt to a dynamic work environment. Stay updated with the latest in technology and always think customer first.

- Study and understand the product specifications thoroughly to design appropriate software solutions. Suggest improvements and optimize existing implementations.

- Ability to identify and deliver POCs and Demos in a record timeframe.

- Encourage and coordinate with the team around new technologies, processes, and approaches.

- Proficiency in various Design Principles and app development methodologies.

- Strong communication skills with a people-first approach without compromising on engineering tasks

Purpose

We are looking for Sr. Laravel Developer. The candidate must have Good level of proficiency in PHP, MySQL, object-oriented JavaScript, HTML5, CSS3, AJAX, XML, JSON required and Write clean PHP code in a timely and scalable way.

Key Responsibilities

• Responsible to Code, Test, Deploy and Scale SaaS-based Products using PHP, MySQL, with Laravel and Lumen MVC framework.
• Can write functional requirement documents and guides others within the project / team.
• Develop, write and implement software programming applications following established architecture standards as well as software development and project management methodologies.
• Integrate / Develop to third-party APIs.
• Write high quality code using the guidelines and effectively debug the code; perform code review of junior members.
• Azure or Aws cloud knowledge is good to have.
• Proficient understanding of code versioning tools, such as SVN, GIT.
• Build and implement web applications and back-end services that integrate with mobile applications.
• Build reusable code and libraries for future use & Optimize application for maximum speed and scalability.
  
  

Skills

• Strong coding experience with Laravel (5.5 and above) and Lumen
• Knowledge of PHP frameworks like CodeIgniter / YII / Zend / Joomla / Drupal etc will be a plus point.
• Strong skills in OOPs PHP, MySQL, CSS, HTML5, jQuery, JavaScript, AJAX, Web Services, JSON.
• Must have used frameworks such as JQuery /Angular/ React JS/Backbone.
• Strong knowledge of design patterns and OOPs concepts.
• Experience with databases like MySQL / MariaDB / Postgres.
• Experience in Source Code Versioning GitHub / GitLab / BitBucket and continuous integration tools like Jenkins.
• Working knowledge of XML / JSON and third-party APIs.
• Good to have skills: knowledge of non-relational databases like MongoDB; Exposure to Varnish, Redis, Elastic Search, Apache Solr.
• Payment processing integration experience in a PCI compliant environment is a plus
  Understanding of web and application security (OWASP)
• Experience in common third-party APIs (Google, Facebook, Twitter, Instagram, etc.)
• Good written and verbal communication with good analytical and multitasking skills
  
  

Required Experience : 2 to 6 Years

Technical Skillsets Required :