Operations Manager E-commerce

Job Title: Senior Java Developer – Multi-SaaS / Microservices / Pub-Sub

About the Role

We are seeking a highly skilled Senior Java Developer with strong leadership abilities to join our team. The ideal candidate will have deep expertise in Java, micro services architecture, multi-tenant SaaS systems, pub/sub messaging, and cloud-based deployments on AWS EKS. This role requires not only technical mastery but also the ability to mentor teams, influence architecture decisions, and ensure best practices through Test-Driven Development (TDD).

Key Responsibilities

• Lead design and development of Java-based multi-tenant SaaS applications using microservices architecture.
• Implement pub/sub messaging systems for event-driven communication.
• Deploy, monitor, and optimize services on AWS EKS.
• Ensure system reliability, scalability, and security using AWS CloudWatch and other observability tools.
• Apply TDD principles to drive high-quality, maintainable code.
• Collaborate with product managers, architects, and other developers to translate requirements into technical solutions.
• Lead code reviews, mentor junior engineers, and promote engineering best practices.
• Take ownership of end-to-end delivery, from architecture design to production rollout.

Required Skills & Qualifications

• Proficiency in Java with 6+ years of professional development experience.
• Strong background in microservices architecture and multi-tenant SaaS systems.
• Expertise in pub/sub messaging patterns (e.g., Kafka, RabbitMQ, or AWS SNS/SQS).
• Hands-on experience with AWS EKS and container orchestration (Kubernetes).
• Strong understanding of monitoring and logging using AWS CloudWatch or similar tools.
• Proven experience applying Test-Driven Development (TDD) in real-world projects.
• Demonstrated leadership skills – mentoring, decision-making, and driving engineering excellence.
• Solid understanding of software engineering best practices, CI/CD, and version control (Git).

• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Strong knowledge of Android UI design principles, patterns, and best practices
• Experience with offline storage, threading, and performance tuning
• Ability to design applications around natural user interfaces, such as “touch”
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometers
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with cloud message APIs and push notifications

Company Profile

Jamboree is the oldest institute in India and the best of its kind, which offers comprehensive classroom and online preparation programs for GMAT®, GRE®, SAT®, ACT®, TOEFL™, and IELTS™. Jamboree has 39 centers in 22 cities of 2 countries including India and Nepal. Each center follows a uniform curriculum and has outstanding faculty, all of whom are trained at our head office. Each center offers the same teaching standards and syllabus.

https://www.jamboreeindia.com/

Work schedule: 6 days working including weekends. 11 AM - 8 PM ( Weekdays ) 10 AM - 8 PM ( Weekends )

1 weekday off

Job Description

Counseling the students over the study abroad options & training products of Jamboree.

Being a part of the Inside sales team, the incumbent will be required to ensure maximum on-spot closures from the prospective leads.

Making outbound calls on all the prospective leads generated through various sources.

Meeting weekly/monthly/annual sales targets.

Regular follow-ups with students and parents.

Timely updation of MIS and other dashboards

Desired Candidate Profile

Should have experience working in Education sector in a sales oriented profile where s/he was responsible for admissions/enrollment targets.

Should be comfortable working in a target-oriented role.

Willing to learn, sales acumen, good with numbers.

Self-starter, self -motivated.

You would be part of:

1. Designing/Improvement of new/existing architectures of distributed computing with subcomponents of Unmanned Aerial Systems (UAS).
2. Working/Researching with industrial state of the art sensor systems and modules, and developing drivers (HAL or wrapper) and applications around their usage.
3. Design and implementation of communication protocols between different subcomponents of UAS for distributed computing.
4. Writing Applications and Drivers from the scratch for (embedded)linux based systems.
5. Scripting and automations around work flows of UAS usage.
6. Working with existing sophisticated software stacks of subcomponents of UASs.
7. Working closely with electronics, design and systems teams for architecture development and deployment.
8. Working closely with Flight Controller engineers to do collaborative development of UAVs.

We expect you to be:

1. Experienced in hands-on development of complex embedded systems involving multiple microcontrollers or SoCs.
2. Very good in analytical abilities to be able to do core research and development activities.
3. Able to write low level drivers (wrapper or core) from the scratch.
4. Very comfortable reading and understanding datasheets and reference manuals of microcontrollers, peripherals, sensors etc.
5. Able to understand existing complex embedded software stack written in C/C++.
6. Solid in C.
7. Good in C++.
8. Comfortable with using hardware debuggers.
9. Having Hands-On experience with RTOS concepts like scheduling, threads synchronicity , race conditions etc.
10. Having Solid understanding of interrupt mechanisms.
11. Experienced in working with different hardware protocols like SPI, I2C, UART, PWM, CAN, USB etc.
12. Having Solid understanding of interrupts architecture of ARM based microcontrollers like STM32, LPC etc.
13. Having Good understanding of the concept of bootloaders.
14. Able to multitask.
15. A self-motivated and motivating personality who can work well independently as well as part of a team
16. Having good interpersonal and soft skills who can adapt to the work environment while manifesting a good positive attitude

You are awesome if you are:

1. Experienced in Linux Device Driver development.
2. Having good exposure of working on and understanding of any sensor modules like GPS, LIDAR etc.
3. Experienced in data filtering techniques (Example: Kalman filter)

MUST have skills (not just a class room training experience please) –

1. Hands on experience on Postman/ SOAP UI/ REST ASSURED/JUnit framework for API testing
2. Hands on experience on GIT, JIRA, Jenkins
3. Good Understanding of REST API types (GET, PUT, POST, DELETE) an it’s working
4. Good understanding of HTTP, JSON protocol and syntax
5. Good understanding of Message Schema, RAML, Message Request-Response mechanism
6. Working experience in Agile methodology.
7. Strong written and verbal communication skills (English).
8. The candidate should be good with communication as he/she will be interacting with global teams very often.

GOOD to have –

1. Understanding of STUB/Service virtualization
2. Understanding of any API testing tools like –Rest Client, Anypoint etc.
3. Been able to understand Retail Banking functions/requirements.

Key Activities

• Primary responsibility for test automation within Agile delivery streams
• Experience with building test automation frameworks and Continued Integration
  • Some amount of manual exploratory testing
  • Test preparation, test design, execution and reporting
  • Defect management lifecycle exposure (using Jira) from defect reporting to tracking to closure
  • Writing test plans and test completion reports
  • Active in Agile meetings when required for planning, retrospectives

• Skills : React JS, React router, redux, HTML, javascript, css

   

  BriefJobDescription:

  • FrontEnd Developer
    Passionate and Energtic to take responsibility of developing from scratch in frontend.
    Strong proficiency with React
    Understanding the nature of asynchronous programming and its quirks and workarounds
    Good understanding of server-side CSS preprocessors
    Basic understanding of front-end technologies, such as HTML5, and CSS3
    Understanding accessibility and security compliance
    User authentication and authorization between multiple systems, servers, and environments
    Understanding fundamental design principles behind a scalable application

• Play an active role in QA activities during all phases of our product development from requirements elaboration, design/development, test and deployment
• Responsible for manual and automated testing activities for a multi-tier web-based platform. This includes writing test cases based on business requirements, test data creation, creating and maintaining automated scripts to test front-end, APIs and database changes
• Creating and maintaining all QA related documentation throughout the process
• Execution of the test phase consistent with the overall project schedules
• Direct interaction/facilitation of bug resolution with engineering teams
• Work effectively within a dynamic team environment following standards and best practices and ensure the highest level of quality
• Ability to understand the technical architecture, its implementation, design patterns, data representations and infrastructure powering these systems.
• Work closely with software devs and solution architects to understand the tech stack, design and accordingly build the test frameworks, setup infra and build execution models to drive the end-to-end quality efforts of backend systems/services and client apps
• Debug test failures, read through logs, network calls and make preliminary root cause analysis of defect/bug
• Develop test plans, test cases, test design documents with good coverage and optimised testing approach
• Should be able to identify the test cases qualifying for test automation
• Use of tracking tools to log, manage, resolve and report on bugs

Candidate requirements

Must have

• At least 2-4 years of experience in manual and automated quality assurance
• Experience on automation tools like TestNG, Selenium (Grid, parallel, SauceLabs), Mocha_Chai frontend or backend test automation
• Good understanding of REST APIs and a solid experience in testing them
• Tools like Jira, Asana or similar bug tracking tool, Confluence - Wiki, Jenkins - CI tool
• Knowledge of different browsers and cross-platform operating systems
• Keen eye for design and functional UX
• Strong in writing SQL queries
• Proficiency in git
• Ability to develop or maintain applications for test automation
• Excellent written and oral communication and organisational skills with the ability to work within a growing company with increasing needs
• Proven track record of ability to handle time-critical projects

Good to have

• Experience in working in a distributed micro-service environment
• Proficiency in Python, JavaScript or any other programming language
• Hands-on experience in testing frameworks like Pytest or testing platforms like BrowserStack
• Built APIs at some point and practical knowledge on working with them
• Good understanding of CI/CD
• Ability to independently manage test environment deployments and handle issues around it
• Performed load testing of API endpoints
• Should have built an API test automation framework from scratch and maintained it
• Knowledge of cloud platforms like AWS, Azure
• Bachelor's degree in Computer Science / IT / Computer Applications