Java Developer

Job Title : Java Developer (Walk-In Interview – Gurgaon)

Experience : 3+ Years

Location : Gurgaon (Work from Office)

Interview Mode : 1. Virtual 2. Walk-In

Skills Required : Java, Spring Boot, Multi-threading, PostgreSQL, Redis

Job Description :

We are hiring Java Developers with expertise in Spring Boot, Multi-threading, PostgreSQL, and Redis.

Key Responsibilities :

• Develop and maintain Java-based applications with a strong focus on Spring Boot.
• Implement multi-threading and optimize application performance.
• Work with PostgreSQL for efficient data management.
• Utilize Redis for caching and performance enhancement.
• Collaborate with cross-functional teams to design, develop, and deploy scalable applications.

Technical Skills:

✅ Java (3+ Years) – Strong coding and problem-solving skills.

✅ Spring Boot – Experience in building microservices-based applications.

✅ Multi-threading – Knowledge of concurrency and thread-safe programming.

✅ PostgreSQL – Database design, optimization, and query performance tuning.

✅ Redis – Experience with caching mechanisms for high-performance applications.

Eligibility :

• 3+ Years of hands-on experience in Java development.
• Bachelor's/Master’s in Computer Science or a related field.
• Strong analytical and debugging skills.

Responsibilities

- Software Engineering

- Design and develop highly scalable, available, reliable, secure and fault tolerant systems with minimal

guidance for a market leader in the logistics industry

- Partner with team members on functional and nonfunctional requirements and spread design

philosophy, goals and improve the code quality across the team

- Research new technologies and tools that enable building the next generation of our services

- Provide technology leadership to the team and foster engineering excellence

- Product Delivery

- Partner with product managers to define and execute on the feature roadmap

- Translate business requirements into scalable and extensible design

- Coordinate with various cross functional teams on planning and execution

- Maintaining automated build / test / deployment environments

Qualifications

- Software Engineering

- Should have at least 4 years of hands on experience in designing, developing, testing and deploying

applications on Java, Ruby, Kotlin, Python, Node or Go for large scale applications

- Deep knowledge of one of the programming language they have experience in

- Proficient in OOP and Design Patterns, experience with functional programming would be a plus

- Data modelling experience in Relational Databases

- Ability to design and implement low latency RESTful services

- Product Delivery

- Ability to scope, review and refine user stories for technical completeness and to alleviate dependency

risks.

- Well versed in working with agile methodologies which includes phases such as design, development,

code review, testing and release management

- Ability to have worked in a CI/CD environment, with hands on experience with Git or any similar source

code management tools

- Product Maintenance

- Experience troubleshooting server performance issues such as memory tuning, GC tuning, resource leaks

etc

- Continuously refactor applications to ensure high quality design.

Here a video that explains our product journey:

https://www.loom.com/share/ccd0ed9e7bc349d7bba851d762253c21">https://www.loom.com/share/ccd0ed9e7bc349d7bba851d762253c21

This is fully a remote role, but the employer needs to fly down to the office in Kolkata for 5–6 days every month. Plane tickets and accommodation will be reimbursed by the company.

Relevant Experience

3 to 10 years

Job Description and Key Skills Required:

• Hands-on with any of the programming languages like NodeJS/ExpressJS, Python, Java, Php or any.
• Design and create efficient RESTful API endpoints for both internal and public consumption
• Strong understanding of database technologies such as MySQL, Postgress, Oracle , relational Database.
• Work closely with front end developers to understand required data model
• Comfortable deploying applications on AWS, and have a strong working knowledge of EC2, RDS and S3.
• Must understand overall system design, architecture , improve design and implement new processes.
• Strong understanding of sessions, cookies & local storage is must.
• Experience with in memory databases like redis basic, Memcache
• Independently think of solutions to complex requirements; possess exceptional logical skills.
• Analyse current products in development, including performance, scalability, diagnosis and troubleshooting.
• Work with the existing framework and evolve it by building reusable code & libraries
• Search and introduce new software related technologies, processes and tools.
• Bonus: You're fluent with React.
• Bonus: Interested in full-stack development.
• Bonus: Any experience of iOS/Android mobile development.
• Bonus: Experience with CI servers such as Jenkins, Travis or similar types
• Bonus: Experience with web server like Nginx

Role- Software Development Engineer-2

As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.

Top Skills

• You write high quality, maintainable, and robust code, often in Java or C++ or C#
• You recognize and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
• You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.
• Roles & Responsibilities
• You solve problems at their root, stepping back to understand the broader context.
• You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
• You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
• You recognize and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.
• You continually align your work with Amazon’s business objectives and seek to deliver business value.
• You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
• You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
• You communicate clearly with your team and with other groups and listen effectively.

Skills & Experience

• Bachelors or Masters in Computer Science or relevant technical field.
• Experience in software development and full product life-cycle.
• Excellent programming skills in any object-oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
• Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
• Proficiency in SQL and data modeling.

About Amazon.com

“Many of the problems we face have no textbook solution, and so we-happily-invent new ones.” – Jeff Bezos

Amazon.com – a place where builders can build. We hire the world's brightest minds and offer them an environment in which they can invent and innovate to improve the experience for our customers. A Fortune 100 company based in Seattle, Washington, Amazon is the global leader in e-commerce. Amazon offers everything from books and electronics to apparel and diamond jewelry. We operate sites in Australia, Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Netherlands, Spain, United Kingdom and United States, and maintain dozens of fulfillment centers around the world which encompass more than 26 million square feet.

Technological innovation drives the growth of Amazon, offering our customers more selection, convenient shopping, and low prices. Amazon Web Services provides developers and small to large businesses access to the horizontally scalable state of the art cloud infrastructure like S3, EC2, AMI, CloudFront and SimpleDB, that powers Amazon.com. Developers can build any type of business on Amazon Web Services and scale their application with growing business needs.

We want you to help share and shape our mission to be Earth's most customer-centric company. Amazon's evolution from Web site to e-commerce partner to development platform is driven by the spirit of invention that is part of our DNA. We do this every day by inventing elegant and simple solutions to complex technical and business problems. We're making history and the good news is that we've only just begun.

About Amazon India

Amazon teams in India work on complex business challenges to innovate and create efficient solutions that enable various Amazon businesses, including Amazon websites across the world as well as support Payments, Transportation, and Digital products and services like the Kindle family of tablets, e-readers and the store. We are proud to have some of the finest talent and strong leaders with proven experience working to make Amazon the Earth’s most customer-centric company.

We made our foray into the Indian market with the launch of Junglee.com, enabling retailers in India to advertise their products to millions of Indian shoppers and drive targeted traffic to their stores. In June 2013, we launched http://www.amazon.in">www.amazon.in for shoppers in India. With http://www.amazon.in">www.amazon.in, we endeavor to give customers more of what they want – low prices, vast selection, fast and reliable delivery, and a trusted and convenient online shopping experience. In just over a year of launching our India operations, we have expanded our offering to over 18 million products across 36 departments and 100s of categories! Our philosophy of working backwards from the customers is what drives our growth and success.

We will continue to strive to become a trusted and meaningful sales and logistics channel for retailers of all sizes across India and a fast, reliable and convenient online shopping destination for consumers. For us, it is always “Day 1” and we are committed to aggressively invest over the long-term and relentlessly focus on raising the bar for customer experience in India.

Amazon India offers opportunities where you can dive right in, work with smart people on challenging problems and make an impact that contributes to the lives of millions. Join us so you can - Work Hard, Have Fun and Make History.

At JFrog, we’re reinventing DevOps to help the world’s greatest companies innovate -- and we want you along for the ride. This is a special place with a unique combination of brilliance, spirit and just all-around great people. Here, if you’re willing to do more, your career can take off. And since software plays a central role in everyone’s lives, you’ll be part of an important mission. Thousands of customers, including the majority of the Fortune 100, trust JFrog to manage, accelerate, and secure their software delivery from code to production -- a concept we call “liquid software.” Wouldn't it be amazing if you could join us in our journey?

We are looking for an experienced, hands-on developer to join an innovative and talented R&D team, responsible for delivering fast and high quality code, using the latest frameworks and technologies.

• Be responsible for all development aspects form design to production of a wide hybrid/ cloud naitive product 
• Write high quality, testable and efficient code in Java and Go
• Initiate and promote new ideas for continuous improvement of the product functionality
• Work closely with other team members as well as mentoring new team members

• 5+ years of software development experience
• Proven deep knowledge of Java or Go
• Deep understanding of relational databases, concurrent programming and performance tuning
• Vast experience with large scale production environments 
• Experience with micro services architecture, multithreading
• Familiarity with Cloud infrastructure, Docker, Kubernetes & CI/CD
• Disciplined approach to testing and quality assurance

About radix health 

We, http://www.radixhealth.com/">Radix health, Inc are a Healthcare IT solutions provider organization based out of US and India, developing innovative products that are solving some of the challenging problems for US Healthcare around patient access and patient care. We operate at the intersection of Clinical operations, data science and medical practices and we are a bunch of people with solid domain knowledge, technical expertise and eagerness to grow our footprint in the market.

Radix health is listed as one of the top 100 companies transforming US healthcare and we are proud to be associated with several leading medical groups in US. 

Working at radix health

Are you looking for a place where growth opportunities abound, where you'll have the freedom to forge your own path, and where you can feel good about the work you're doing?

We're looking for people who are passionate about improving healthcare, constantly seek to make themselves better, love challenging problems, and never say never.  We honor diversity and creative thought. We are committed to building an environment that challenges you, but where you can also have fun. As a growth-stage startup, we offer competitive compensation packages that reward hard work and long-term growth.

Perks at work

• Chance to work on real life problems in the healthcare industry.
• Culture of trust, empowerment and constructive feedback, Advanced technology stack , knowledge sharing through tech talks, product demos, parties & events.
• Competitive salary, great IT equipment, flexible working times, additional holidays and volunteering time off, free beverages and healthy evening snacks.
• A diverse, fun and open-minded team in a nice office in the centrally located part of Pune.
• Extensive onboarding, mentoring and personal development plan.
• Relocation assistance for outstation candidates.
• Comprehensive insurance benefits covering employees and their families.
• Genuine work/life balance served here. 

Our Recruiting Process:

We aim to reply to all applicants within a few days of receiving your application. Our interview process consists of several stages, each one allowing us to get to know you better, professionally and technically. It is also an opportunity for you to gain a better understanding of our culture and the work we do here at Radix Health.

The stages include:

• CV review
• A little coding/Logical challenge 
• Technical Interview with team
• Interview with VP. 

We value your time and we move fast and provide feedback at every stage of the interview.

If you like being at the place where decision making is quick then you are on the right track

Role :
We are looking for an experienced Java or full-stack developer who is passionate about developing solutions that improve healthcare. The ideal candidate will have at least 4 years of experience building large-scale web applications. 

You will be expected to define/scope feature-sets and develop new functions. You will be a part of the team that is focussed on our one of many industry leading software solutions, designing scalable/maintainable object oriented architecture and producing market leading, self-testable deliverables. 

You are expected to be a technology enthusiast, who likes to think out of the box, embraces new technology alternatives, has a creative mind and is a go-getter.

Qualifications:

• Education : BE/MS/M. Tech/MCS/MCS with excellent records
• Server side :  Java/J2EE, REST API development, RESTful web services, Spring Boot framework, JAX-RS APIs

• Concepts : Strong understanding of Data Structures, Concurrency, Mult-threading, Design patterns, Java packages, Garbage collection, collections, JVM, JDBC

• ORM : Mybatis, Hibernate
• Unit testing : JUNIT, TestNG, Mockito 
• Build : Maven, Gradle
• CI/CD : GIT, Devops practices, Jenkins, containerization using Docker
• Databases : SQL, No-SQL, RDS, PostgreSQL, MySQL

• Cloud :AWS, EC2, ES3, ECR etc.

• APM:  ELK, Grafana

Skills:

• At least 4 years of SAAS software development experience.
• Experience in cloud computing application implementations on AWS is a MUST!
• Excellent understanding of microservices architecture, design patterns, and standard methodologies with an eye towards scale, automation, resiliency, and high availability
• Experience with build-time dependency management (e.g. Ant, Maven); unit testing and code-coverage tools; test automation techniques and tools; and build automation tools (e.g. Jenkins,) tools is required. 
• Strong understanding of Java is expected 
• Good understanding of architectural principles involved in SaaS and multi-tenant platforms. 
• Strong interpersonal, influencing, collaboration and negotiation skills