Web Backend Engineer

About the Role

We are seeking a passionate and skilled Java + Kotlin Developer to join our growing engineering team. You’ll be responsible for building scalable backend systems and modern Kotlin-based applications, with opportunities to work on both Android and server-side development.

What You'll Do

• Develop and maintain robust backend services using Java and Spring Boot
• Design and implement modern applications using Kotlin (Android or Multiplatform)
• Work on APIs, microservices, and system integrations
• Collaborate with cross-functional teams in an Agile environment
• Write clean, maintainable, and testable code

Key Requirements

• 3+ years of hands-on experience with Java and Kotlin
• Strong grasp of Spring Boot, REST APIs, and microservices architecture
• Experience with Android Development or Kotlin on JVM
• Familiar with Git, Gradle, and CI/CD tools
• Bonus: Experience with Jetpack Compose, Kotlin Coroutines, or Kotlin Multiplatform

Good to Have

• Familiarity with cloud platforms like AWS / GCP
• Knowledge of Docker, Kubernetes, or DevOps practices
• Previous experience in a startup or fast-paced product environment

• Work with product managers to understand product requirements and make them live.
• Ownership of end to end development

• Startup mindset of getting things done and focussing on business goals
• Proven problem solving skills
• 3+ years Hands on experience in designing and developing applications using server side technology (Java, Spring Boot / Node.js, Express)
• Excellent knowledge of Relational Databases, SQL and ORM technologies
• Good knowledge of design patterns
• Proficiency in REST architecture
• Experience with test-driven development
• Experience with Git/CI/CD/Gradle/Maven
• Inclination towards writing quality and performant code

• Experience in Agile development
• Performance tuning, testing, refactoring and automation
• Experience working with AWS Cloud and Devops technologies (terraform , cloudformation, ansible)
• Experience running a production environment
•  

• Analyze and document requirements for enhancements to systems and / or business processes.
• Write clean, testable code using .NET programming languages
• Develop technical specifications and architecture
• Test and debug various .NET applications
• Review and refactor code
• Deploy fully functional applications
• Upgrade existing programs
• Document development and operational procedures
• Support junior developers’ work

Technical Competencies

• Strong understanding of object-oriented programming concepts, design patterns and SOLID principles
• Must have hands on experience with C#, ASP.NET, MVC, Windows Services, .NET Entity Framework, SQL Server/T-SQL, IIS and related technologies
• Expertise in REST APIs and WCF
• Strong knowledge of modern techniques such as Responsive Web Design, LINQ, Dependency Injection and Design Patterns
• Strong Skills and experience with web client technologies inclusive of HTML5, CSS3, JavaScript, AJAX, JSON and JQuery
• Knowledge of various industry standard development practices (Agile methodology, OOD, TDD, BDD)
• Proficient with tools to enable SDLC (TFS, Visual Studio, etc.)

Behavioural Competencies

• A go getter attitude with the ability & desire to work in a fast-paced challenging environment
• An innovator mind-set who strives to make things better
• Ability to work independently with the knowledge as well as capability to quickly grasp and make an immediate impact
• Good written & verbal communication skills

• Expert knowledge of computer science, with strong competencies in data structures, algorithms,

  and software design.

• Strong understanding of end-to-end architectures and development frameworks; knowledge

  across tiers in a multi-tier cloud environment including load balancers, web servers, application

  containers, data stores, and distributed caches.

• Minimum 6 years of experience with deep technical knowledge and hands on skills in Java.

• Has worked extensively on caching technologies such as Redis, memcache.

• Should be strong with Data Strcutures, Algorithms & OOPs concepts.

• Worked on NoSQL databases such as MongoDb.

• Designed and developed highly scalable multi-threaded large scale distributed systems.

• Well versed with services and micro-services architecture.

• • Usage of containers, virtual machine systems, cloud computing.

   

Technical Competencies

• Strong Java/J2EE development experience with demonstrated ability to develop and troubleshoot large mission applications & Software Products
• Experience on exception handling, correct use of data structures, multi-threaded programming, memory management and application tuning
• Excellent exposure in Object Oriented Design skills using Java/J2ee along with:
• Core Java Language (Collections, Concurrency/Multithreading)
• JDBC concepts (connection pooling, statement, result set)
• Web Technologies (Struts/Struts 2, Spring (IOP, MVC, AOP), Hibernate, JSP, Web services)
• Database optimization and profiling
• Core/JEE/Integration Design patterns/UML
• Should have experience in Unit Testing
• Good hands on experience with RDBMS like MySQL/Oracle with ability to write SQL Queries/Stored Procedures/Triggers/Joins/View etc
• Practical application of software product development standards and methodologies including Agile, XP, Kanban, RUP and UML
• Ability to apply design patterns consistently and also accurate when building per design requirements
• Good experience in source control, unit testing, code verification, documentation, automated build, continuous integration, metrics, and code reviews.
• Demonstrated problem solving, analytic and troubleshooting skills.
• Strong written and oral communication skills are required to effectively engage internal stakeholders and their technical representatives.

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