Java Developer

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.

About us:

TAPPP(https://tappp.com/) is building the next-generation digital platform by leveraging cell-based architecture to integrate technologies like Artificial Intelligence, Rules, Workflows, Microservices, FaaS (Function as a Service), Micro-frontends, and Micro apps to create a highly extensible and cutting-edge technology platform that brings together sports fans with broadcasters, sports teams, and sportsbooks to create a marketplace for all aspects of sports and we are available across platforms via the Web, Mobile, Roku, and Tablets.

Building out this brand presents significant product and engineering challenges. At the center of solving those challenges is the TAPPP Product Engineering team which is responsible for the TAPPP product end to end.

TAPPP is led by a very able leadership team drawn from Industry leaders from companies like ESPN, Amazon, Blackhawk, Kargocard, Visa, and

many others.

The organization is flat, processes are minimal, individual responsibility is big, and there is an emphasis on keeping non-productive influences out of the everyday technical decision-making process. Upholding these philosophies will be imperative as we execute our aggressive plan of global expansion over the next 2 years.

Who are we looking for:

A coding enthusiast who loves writing elegant code and developing software systems.

As a senior java developer, you will be a part of the core product development team that is responsible for building high-performant components of the TAPPP platform.

Your responsibility:

• You will be responsible for designing, coding, reviewing, testing, and bug-fixing different modules of the software product that needs to work seamlessly across different environments.
• Write production-quality code in Java, J2EE, and Spring
• You will work in an agile team, working on the TAPPP revolutionary platform. You‘ll be using cutting-edge solutions (Spring Boot, Docker, Kafka, Redis, Continuous Delivery) for creating and maintaining high-load distributed services that are part of our messaging platform.

Mandatory technical skills:

• Hands-on experience with
• Java 1.7+
• RDBMS (MySQL/PostgreSQL)
• JPA (Hibernate or any other ORM framework)
• Spring Boot, Spring MVC, Spring Security
• Hands-on experience in writing extensible RESTful APIs
• Hands-on in Java development (all facets of development) with a sound understanding of OOAD.
• Should have excellent debugging, code review, and design review skills
• Should have a sound understanding of a Microservice based architecture

Good to have technical skills:

Kafka

GraphQL

Redis

AWS (ECS, Cloudwatch)

Other

• Strong independent contributor
• Comfortable working in a start-up environment

The position is based in Pune, India.

Greetings from HashStudioz Technologies!

We are happy to share the details of 'Java Developer'. Kindly read the job description carefully before your technical Interview Round.

Company Profile :
  - We are a global leader in product development, having a wide range of technology experts under the same roof. You would be surprised to meet our enthusiastic team of blockchain, cloud, Mobility & Automation.

- Our mission is to help companies adopt new technologies and simplify complicated issues that arise amid technology evolution.

- We are designers, engineers, developers, analysts, programmers, testers, cloud experts, blockchain specialists, automation freaks & smart workers who have developed applications that are now being used by millions of consumers worldwide.

- We know how to build successful software products and welcome startup minds to discuss their product feasibility & scalability.

Company Profile:- https://www.hashstudioz.com/">https://www.hashstudioz.com/

Job Profile:  "Java Developer"

Industry:        IT-Software / Software Services

Role:

1. Ensure effective Design, Development, and Support activities in line with client needs and architectural requirements.
2. Ensure continual knowledge management
3. Adherence to the organizational guidelines and processes
4. Define best practices, coding standards, and development methodology as part of the master solution design and ensure compliance with these guidelines
5. Highlight and resolve solution dependencies on enterprise systems
6. Good problem-solving capabilities and troubleshooting skills
7. Should have excellent communication (oral and written) and interpersonal skills

Requirements:

1. 0 -6 Years of experience in Java, J2EE Development
2. Must have Hands-on Experience in Angular/ React
3. Fluency in programming constructs and working with Spring/Spring Boot/Spring MVC and Hibernate framework
4. Good experience with 1-2 Frontend Technologies eg JavaScript/Angular/React/jQuery
5. Good experience with MySQL/MongoDB
6. Design and Development of project modules independently
7. Handle SDLC individually
8. Good understanding of Object-Oriented Programming and Design Concepts.

Java Elastic Search

• Java Microservices ELK stack(Elasticsearch, Logstash, Kibana, Beats, X-Pack, APM),
• Build Custom Reports

Java + NodeJS

• Java with Node.js- Microservices Development,
• Using graphql with node.js,
• Backend development with Node.JS

Java Microservices

• Working experience in Java and spring boot (microservices)
• Strong understanding of OOPs concepts
• Proficient in API design and development using RESTful services
• Knowledge and understanding of design principles behind building a scalable application
• Source code management using git

At BACQ, our mission is to build financial services that are simple, accessible and affordable.

BACQ is founded by Sachin Bansal & Ankit Agarwal to build consumer-centric and technology-driven businesses in the BFSI (Banking, Financial Services & Insurance) space.

• Work on the development backend systems for our first product
• Build reliable, secure and performant backend systems
• Drive test coverage and continuous delivery automation within the team
• Mentor and provide feedback to teammates

• 2+ years of software development experience
• Strong computer science fundamentals
• Good knowledge of Java ecosystem
• Can write code that is readable, maintainable and performant
• Know the importance of tests and how to approach writing different types of tests
• Good understanding of relational databases, transactions, entity-relationship modeling
• Comfortable writing multi-threaded programs

• Understanding of domain-driven design concepts like ubiquitous language, bounded contexts, aggregates and domain events
• Know how to use test driven development as a design tool 
• Good intuition for the principles underlying object-orientation, particularly encapsulation
• Understand the importance of immutability and of reducing the state-space of objects
• Seek to identify key underlying ideas and use those as building blocks before reaching for shiny new tools
• Have read some of our https://docs.google.com/document/d/18eWIOPYs0Hi8Kr4lXTtP_XMJp_4BrBzOd9Eui8v_l-c/edit?usp=sharing">favourite books