Java Engineer with Microservices

Backend Engineering Intern (Infrastructure Software) – Remote

Position Type: Internship (Full-Time or Part-Time)

Location: Remote

Duration: 12 weeks

Compensation: Unpaid (***3000 INR is just a placeholder***)

About the Role

We are seeking a motivated Backend Developer Intern to join our engineering team and contribute to building scalable, efficient, and secure backend services. This internship offers hands-on experience in API development, database management, and backend architecture, with guidance from experienced developers. You will work closely with cross-functional teams to deliver features that power our applications and improve user experience.

Responsibilities

• Assist in designing, developing, and maintaining backend services, APIs, and integrations.
• Collaborate with frontend engineers to support application functionality and data flow.
• Write clean, efficient, and well-documented code.
• Support database design, optimization, and query performance improvements.
• Participate in code reviews, debugging, and troubleshooting production issues.
• Assist with unit testing, integration testing, and ensuring system reliability.
• Work with cloud-based environments (e.g., AWS, Azure, GCP) to deploy and manage backend systems.

Requirements

• Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or related field.
• Familiarity with one or more backend languages/frameworks (e.g., Node.js, Python/Django, Java/Spring Boot, Ruby on Rails).
• Understanding of RESTful APIs and/or GraphQL.
• Basic knowledge of relational and/or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
• Familiarity with version control (Git/GitHub).
• Strong problem-solving skills and attention to detail.
• Ability to work independently in a remote, collaborative environment.

Preferred Skills (Nice to Have)

• Experience with cloud services (AWS Lambda, S3, EC2, etc.).
• Familiarity with containerization (Docker) and CI/CD pipelines.
• Basic understanding of authentication and authorization (OAuth, JWT).
• Interest in backend performance optimization and scalability.

What You’ll Gain

• Hands-on experience building backend systems for real-world applications.
• Exposure to industry-standard tools, workflows, and coding practices.
• Mentorship from experienced backend engineers.
• Opportunity to contribute to live projects impacting end users.

• Design, develop, test and maintain backend services and APIs using Java and Spring Boot.

• Architect and implement microservices to ensure scalability and robustness of

applications.

• Create and maintain data pipelines to handle large volumes of data efficiently.

• Collaborate with cross-functional teams to gather requirements and deliver high-quality software solutions.

• Participate in code and design reviews to minimize rework and catch issues early in the process.

• Optimize and improve the performance, scalability, and reliability of our systems.

• Conduct code reviews and contribute to best practices in software development.

• Stay updated with the latest industry trends and advancements in Java and backend development technologies

We are looking for a focussed, energetic and motivated Senior Java Developer. You must have sufficient experience in Java Development, Spring, Spring Boot, AWS and SQS, S3. You will be challenged with complex and robust product development.

As a Senior Java Developer, you will be the most senior developer within the company working alongside other Java Developers, the Engineering Manager, and the CTO.

Senior Java Developer requirements

Solid development experience using Java, Springboot, SQS, S3 and Microservices

Experience working in Swing Java framework

Revises, updates, refactors, and debugs code

Write clear, concise and efficient code and ensure it is fully tested

Service and develop features using Java with AWS, JUnit, SQL and Spring framework

You have a good knowledge of Cloud technologies (ideally AWS)

Participate in peer coding reviews and work in a collaborative, agile environment

Demonstrate technical knowledge and expertise with a clear understanding on the products' technical composition

Senior Java Developer responsibilities

7-9 yrs minimum work experience

Excellent analytical, troubleshooting, and communication skills

Excellent attention to detail and time-management skills

Serves as an expert on developed applications

Ability to adapt and learn new product/technology is key

Collaborates with internal teams to produce software design and architecture

Knowledge of Agile frameworks (i.e. Scrum) and has worked with Jira or Spira

Attend daily stand-up meetings alongside the Scrum Master

A self-starter, hardworking and committed individual

Work UK hours - ideally 9.00am - 6pm with the expectation to work out of ours when needed

You will be working hands-on on a complex and compound product that has the potential to be used by millions of sales and marketing people around the world. Your contribution to delivering an excellent product platform that:

• enables quick iteration
• supports product customization
• and handles scale

What do we expect you to have?

• 2+ years of experience in backend engineering
• An intent to learn and an urge to build a product by learning different technologies
• Interest in writing complex, scalable, and maintainable backend applications
• Tech stack requirements:

Must haves

• Experience in building application server in Java (Spring / Spring boot) / NodeJS / Golang / Python
• Experience in using SQL databases and designing schemas based on application need
• Experience with container services and runtimes (docker / docker-compose / k8s)
• Experience with cloud paas (AWS / GCP / Azure cloud)
• Experience and familiarity with microservices’ concepts
• Experience with bash scripting

Good to have (Preferred)

• Preferred experience with org wide message queue (rabbitmq / aws sqs)
• Preferred experience with task orchestration services (apache airflow / aws step function)
• Preferred experience with infra as code (or system configuration) tools (terraform / chef / ansible)
• Preferred experience with build essential tools (make / makefile)
• Preferred experience with monitoring and tracing systems for performance / system / application monitoring (grafana + loki + prometheus / aws cloudwatch)

What will you learn?

• Building highly available, complex, compound, performant systems of microservices platform that acts as an API layer
• Industry-standard state-of-the-art tools + methodologies + frameworks + infra for building a product.
• Fable is not a trivial CRUD app. It requires a lot of consideration and care for building the API layer as the product is highly customizable per user.
• How different functions (sales, marketing, product, engineering) in a high-velocity product company work in synergy to deliver an iterative product in real life.

Who would you be working with?

• You would be directly working with the co-founder & CTO who has built multiple companies before and has built large teams in large-scale companies like ThoughtSpot, Unacademy, etc.

Position details

• Fully remote.
• 5 days/week (all public and government holidays will be non-working days).
• No specific work hours (we will sync over zoom over the course of the day).

• Working knowledge of XML, JAVA, REST, SOAP etc
• Basic knowledge of SQL, including the ability to author ad-hoc database queries.
• Is comfortable writing code in Ruby, Python, JavaScript, and Java and enjoys learning new languages and technologies.
• Has experience integrating  APIs (major plus)
• Experienced integrating RESTful APIs into web applications (a plus)
• Is experienced with Github or the likes.
• Should have worked on Payment Gateway Applications.

• Has a technical degree in Computer Science, Engineering or Mathematics (MBA is an asset)
• Technical Product/Software certifications an asset
• Has 3 to 5 years of experience in a similar client-facing role
• Has previous experience in a traditional software engineering or Implementation role.
• Has strong analytical and debugging skills.
• Experienced with Salesforce is a plus
• Solution-driven, able to grasp new concepts quickly and efficiently, able to work alone or in a team, able to work with no supervision and under pressure
• Excels in a collaborative and cross-functional environment.
• Demonstrates professional communication skills on technical and business-related subjects
• Experience working with payment gateways a major plus including ecommerce and Retail Experience with continuous integration and test-driven development methodologies a plus
• Excellent time management, organization, and planning skills are essential
• Flexibility to travel as required to meet with clients
• Ability to comprehend and translate complex technical issues and apply to business solutions
• Demonstrate ability to articulate complex technical terms or processes into business language
• Ability to synthesize technical information and apply to business solutions
• Able to set priorities, influence others, and manage customer and partner expectations
• Demonstrated success in customer and partner relationship management
• You are motivated, think outside of the box, and understand the purpose of process and procedures

Job Description

Organizational Overview

It is a super app to digitize India’s 50M+ sales agents where they can get access to relevant products & services, receive training through interactive videos on “how to sell, what to sell and whom to sell”, and earn money. For businesses, we help them save a huge effort in managing and training these agents and help them increase their reach to every nook and corner of the country.

India is a trust deficit market which cannot be accessed through Internet Marketing on Facebook and Google as the majority of the customers need training, push, motivation and a primer on why and how to use a product.

To solve this problem, traditional industries like BFSI, Telecom, Automobile, Real Estate etc. use 50M+ frontline sales executives to drive distribution. We believe that not just for these traditional industries but also for emerging companies in FinTech, EdTech etc these agents will play a pivotal role in accessing trust deficit customers.

They have grown to a  100,000+ agent network across India (growing 50% MoM). One Code is funded by tier1 VC’s and angels in India.

Role Overview

Summary of Role

As a part of the consumer products software engineering division, you will take an active role in the definition and evolution of standard practices and procedures. You will be responsible for defining and developing software for tasks associated with the developing, designing and debugging of the software applications.

Responsibilities:

• Overlook development of all consumer products in JAVA
• Optimize components for maximum performance across a vast array of web-capable devices and browsers
• Focus on code maintainability and performance of application
• Provide technical advice and assists in solving programming problems
• Continuously create new and interactive features that would help to improve user experience and user engagement.
• Assist with troubleshooting of issues as needed
• Lead the design and architecture of software solutions
• Assist in developing and maintaining continuous integration pipelines

Required Skills for this Role:

• JAVA
• Spring/Spring Boot
• Hibernate
• Linux
• REST
• Kafka
• Mysql
• AWS
• ELK Stack (Elasticsearch)
• CI/CD Pipelines
• Team Leadership experience of at least 3 year

Qualifications:

• 2+ years of experience in Java based technologies
• Experience in designing databases and system architecture
• Experience in building products from scratch at well funded start-ups

Salary Range: Best in industry

Why join us?

• You will get to work with an experienced team who has worked in multiple startups.
• Experimenting is the name of the game. And POCs are the snacks that fuel them.
• Grow with us. It is a family
• Gain exposure to two of the fastest growing markets in the world - South East Asia and Social Commerce

Job Description :

- We are a Fintech Company based in Pune, a B2B Trade Digitization platform for SMEs and Corporates to collaborate and work with Financial Institutions to raise short term fundings for payables and receivables financing.

- We are thus well placed to help Corporates and their Supply Chains to meet their GST needs.

Technologies :

- The platform is built using a polygot technology stack 

- Platform Backend : JVM 

- Web Layer : ReactJS and related ecosystem, HTML, Javascript, CSS, Bootstrap 

- API & Business Layer : Kotlin and functional programming 

- Client Apps and Customer Integrations: Kotlin, Jersey ReST Framework, home grown optimized HTTP and SQL libraries 

- Mobile Apps: Android, iOS 

- Database : MySQL - JVM - Hibernate & Exposed as ORM library - Python - SQLAlchemy as ORM library 

- Build Tools : Gradle, Shell Scripting, AWS Code Build, Jenkins

- Ops Automation : Ansible, Terraform 

- Servers : Ubuntu Linux 

- Version Control : GIT 

- Test Automation : Python - unittest, pyhamcrest, freshen, nose. JVM - Junit, Kotlin Test 

- Cloud Providers : Amazon AWS, Linode

Requirements :

- We are a self organized engineering team with a passion for programming and solving business problems for our customers.

- We are looking to add 2 members in our team having hands on technical experience of 2-6 years.

- We encourage our team to continuously learn new technologies and apply the learnings in the day to day work even if the new technologies are not adpopted.

- We strive to continuously improve our DevOps practices and expertise to form a solid backbone for the product, customer relationships and sales teams which enables them to add new customers every week to our financing network.

As an engineering team member, you will :

- Work collaboratively with product, customer support and DevOps team to build, enhance, maintain, deploy and operate our systems. 

- Continuously automate operational processes to improve efficiencies and productivity and enhance customer experience 

- Work closely with the architect to continuously refactor the system architecture and design to meet the changing landscape triggered by technology changes and business growth 

- Work with the DevOps team to build and maintain tools for deployment, monitoring and operations. 

- Ensure that development processes and deliverables always adhere to the mandates laid down for various certifications (PCI and ISO 27001 in particular)

Skills required :

- Pre-requisites : Competent in Java, database, HTML, Javascript, CSS 

- Should be passionate about technology and ready to deep dive into programming 

- Should have sound expertise of writing testable code and appreciate defect free coding 

- Should be willing to handle Ops automation and production support 

- Should be able to reason/argue/discuss/suggest solutions and alternatives

- Should be able to decipher the core problem to be solved during discussions with product team and/or customers 

- Should have good communication skills and experience working in teams

- Knowledge of Python will be an added advantage

- Experience of working in financial domain will help but not a necessity

• Understand the fundamentals of Software Engineering, such as Data Structures, Algorithms, Design Patterns
• Ability to write Java applications using Spring, Springboot or any other microservices frameworks
• Experience in the development of REST applications, in Java or Kotlin
• Capable of writing effective APIs
• Solid knowledge of JVM fundamentals such as classloading, memory management, garbage collection
• Demonstrated experience in platform API design and development
• Knowledge on microservice and event-driven architecture
• Experience in working with version control frameworks such as Git (preferable), SVN
•      Experience with NoSQL databases (MongoDB or Cassandra) & Relational Databases
• Solid understanding of TDD & Agile principles such as CI / CD, with a proven track record of implementing solutions centred around those concepts
• Excellent communication, collaboration, reporting, analytical and problem solving skills

About the Role

The Dremio India team owns the DataLake Engine along with Cloud Infrastructure and services that power it. With focus on next generation data analytics supporting modern table formats like Iceberg, Deltalake, and open source initiatives such as Apache Arrow, Project Nessie and hybrid-cloud infrastructure, this team provides various opportunities to learn, deliver, and grow in career. We are looking for technical leaders with passion and experience in architecting and delivering high-quality distributed systems at massive scale.

Responsibilities & ownership

• Lead end-to-end delivery and customer success of next-generation features related to scalability, reliability, robustness, usability, security, and performance of the product
• Lead and mentor others about concurrency, parallelization to deliver scalability, performance and resource optimization in a multithreaded and distributed environment
• Propose and promote strategic company-wide tech investments taking care of business goals, customer requirements, and industry standards
• Lead the team to solve complex, unknown and ambiguous problems, and customer issues cutting across team and module boundaries with technical expertise, and influence others
• Review and influence designs of other team members 
• Design and deliver architectures that run optimally on public clouds like GCP, AWS, and Azure
• Partner with other leaders to nurture innovation and engineering excellence in the team
• Drive priorities with others to facilitate timely accomplishments of business objectives
• Perform RCA of customer issues and drive investments to avoid similar issues in future
• Collaborate with Product Management, Support, and field teams to ensure that customers are successful with Dremio
• Proactively suggest learning opportunities about new technology and skills, and be a role model for constant learning and growth

Requirements

• B.S./M.S/Equivalent in Computer Science or a related technical field or equivalent experience
• Fluency in Java/C++ with 15+ years of experience developing production-level software
• Strong foundation in data structures, algorithms, multi-threaded and asynchronous programming models and their use in developing distributed and scalable systems
• 8+ years experience in developing complex and scalable distributed systems and delivering, deploying, and managing microservices successfully
• Subject Matter Expert in one or more of query processing or optimization, distributed systems, concurrency, micro service based architectures, data replication, networking, storage systems
• Experience in taking company-wide initiatives, convincing stakeholders, and delivering them
• Expert in solving complex, unknown and ambiguous problems spanning across teams and taking initiative in planning and delivering them with high quality
• Ability to anticipate and propose plan/design changes based on changing requirements 
• Passion for quality, zero downtime upgrades, availability, resiliency, and uptime of the platform
• Passion for learning and delivering using latest technologies
• Hands-on experience of working projects on AWS, Azure, and GCP 
• Experience with containers and Kubernetes for orchestration and container management in private and public clouds (AWS, Azure,  and GCP) 
• Understanding of distributed file systems such as  S3, ADLS or HDFS
• Excellent communication skills and affinity for collaboration and teamwork