Java Full Stack Developer

Company Overview: 

Softlink Global is a leading IT software company specializing in digitalizing logistics and freight forwarding operations. With a strong global presence across 50+ countries, our innovative, cutting edge ERP solutions empower businesses to streamline and optimize complex operations, enhance efficiency, and drive profitability for global clients. We operate from offices in Singapore, the USA, and the Philippines, and across major cities in India, including Mumbai, New Delhi, Chennai, Bangalore, Kolkata, Ahmedabad, and Hyderabad. 

Position Overview: 

We are looking for a Full Stack Developer (3–5 years) who can go beyond code to understand and solve real business problems. This role requires someone who is equally comfortable writing efficient, scalable software and articulating complex ideas clearly to both technical and non-technical stakeholders. A successful candidate will combine solid development skills with logical reasoning, solution-oriented thinking, and the ability to collaborate effectively across teams. 

Job Description:

1. Application Development: 

∙ Design and develop scalable and maintainable web applications using C#, ASP.NET, MVC, and MS SQL. 

∙ Implement user interfaces with React and modern JavaScript to create intuitive user experiences. 

∙ Apply a solution-oriented approach to translate business requirements into clean, reliable code. 

2. Database Management: 

∙ Write, review, and optimize SQL queries for data-heavy operations with a focus on performance and accuracy. 

∙ Contribute to database design, ensuring consistency, security, and scalability.

3. Collaboration & Teamwork: 

∙ Work closely with product managers, designers, QA, and other developers to shape technical solutions that address real-world logistics challenges. 

∙ Actively participate in sprint planning, whiteboard discussions, and design sessions to drive clarity and alignment across teams. 

4. Code Quality & Debugging: 

∙ Follow best practices for clean code, version control, and documentation. 

∙ Diagnose complex bugs, conduct root cause analysis, and implement robust fixes. ∙ Technology Innovation: 

∙ Stay current with new technologies and development practices to continuously improve product quality.

∙ Contribute ideas for architectural improvements, refactoring opportunities, and better engineering processes. 

Ideal Candidate Requirements: 

∙ Bachelor’s degree in Computer Science, IT, or a related field 

∙ 3 to 5 years of hands-on experience in software development using any of the following: C#, ASP.NET, React, JavaScript, SQL 

∙ Strong interest in building full-stack applications and working in a product-driven environment

∙ Logical reasoning and a proactive attitude toward learning and problem-solving

∙ Good communication skills and a willingness to learn from peers and mentors

Role Summary

We are seeking a Full-Stack Developer to build and secure features for our Therapy Planning Software (TPS), which integrates with RMS/RIS, EMR systems, devices (DICOM, Bluetooth, VR, robotics, FES), and supports ICD–ICF–ICHI coding. The role involves ~40% frontend and 60% backend development, with end-to-end responsibility for security across application layers.

Responsibilities

Frontend (40%)

1. Build responsive, accessible UI in React + TypeScript (or Angular/Vue).
2. Implement multilingual (i18n/l10n) and WCAG 2.1 accessibility standards.
3. Develop offline-capable PWAs for home programs.
4. Integrate REST/FHIR APIs for patient workflows, scheduling, and reporting.
5. Support features like voice-to-text, video capture, and compression.

Backend (60%)

1. Design and scale REST APIs using Python (FastAPI/Django).
2. Build modules for EMR storage, assessments, therapy plans, and data logging.
3. Implement HL7/FHIR endpoints and secure integrations with external EMRs.
4. Handle file uploads (virus scanning, HD video compression, secure storage).
5. Optimize PostgreSQL schemas and queries for performance.
6. Implement RBAC, MFA, PDPA compliance, edit locks, and audit trails.

Security Layer (Ownership)

1. Identity & Access: OAuth2/OIDC, JWT, MFA, SSO.
2. Data Protection: TLS, AES-256 at rest, field-level encryption, immutable audit logs.
3. Compliance: PDPA, HIPAA principles, MDA requirements.
4. DevSecOps: Secure coding (OWASP ASVS), dependency scanning, secrets management.
5. Monitoring: Logging/metrics (ELK/Prometheus), anomaly detection, DR/BCP preparedness.

Requirements

• Strong skills in Python (FastAPI/Django) and React + TypeScript.
• Experience with HL7/FHIR, EMR data, and REST APIs.
• Knowledge of OAuth2/JWT authentication, RBAC, audit logging.
• Proficiency with PostgreSQL and database optimization.
• Cloud deployment (AWS/Azure) and containerization (Docker/K8s) a plus.

Added Advantage

• Familiarity with ICD, ICF, ICHI coding systems or medical diagnosis workflows.

Success Metrics

• Deliver secure end-to-end features with clinical workflow integration.
• Pass OWASP/ASVS L2 security baseline.
• Establish full audit trail and role-based access across at least one clinical workflow.

Job Title - Cloud Fullstack Engineer

Experience Required - 5 Years

Location - Mumbai

Immediate joiners are preferred.

About the Job

As a Cloud Fullstack Engineer you will design, develop, and maintain end-to-end solutions for cloud-based applications. The Cloud Fullstack Engineer will be responsible for building both frontend and backend components, integrating them seamlessly, and ensuring they work efficiently within a cloud infrastructure.

What You’ll Be Doing

• Frontend Development
• Design and implement user-friendly and responsive web interfaces using modern frontend technologies (e.g., React, Angular, Vue.js).
• Ensure cross-browser compatibility and mobile responsiveness of web applications.
• Collaborate with UX/UI designers to translate design specifications into functional and visually appealing interfaces.
• Backend Development
• Develop scalable and high-performance backend services and APIs to support frontend functionalities.
• Design and manage cloud-based databases and data storage solutions.
• Implement authentication, authorization, and security best practices in backend services.
• Cloud Integration
• Build and deploy cloud-native applications using platforms such as AWS, Google Cloud Platform (GCP), or Azure.
• Leverage cloud services for computing, storage, and networking to enhance application performance and scalability.
• Implement and manage CI/CD pipelines for seamless deployment of applications and updates.
• End-to-End Solution Development
• Architect and develop fullstack applications that integrate frontend and backend components efficiently.
• Ensure data flow between frontend and backend is seamless and secure.
• Troubleshoot and resolve issues across the stack, from UI bugs to backend performance problems.
• Performance Optimization
• Monitor and optimize application performance, including frontend load times and backend response times.
• Implement caching strategies, load balancing, and other performance-enhancing techniques.
• Conduct performance testing and address bottlenecks and scalability issues.
• Security and Compliance
• Implement security best practices for both frontend and backend components to protect against vulnerabilities.
• Ensure compliance with relevant data protection regulations and industry standards.
• Conduct regular security assessments and audits to maintain application integrity.
• Collaboration and Communication
• Work closely with cross-functional teams, including product managers, designers, and other engineers, to deliver high-quality solutions.
• Participate in code reviews, technical discussions, and project planning sessions.
• Document code, processes, and architecture to facilitate knowledge sharing and maintainability.
• Continuous Improvement
• Stay updated with the latest trends and advancements in frontend and backend development, as well as cloud technologies.
• Contribute to the development of best practices and standards for fullstack development within the team.
• Participate in knowledge-sharing sessions and provide mentorship to junior engineers.

What We Need To See

• Strong experience in both frontend and backend development, as well as expertise in cloud technologies and services.
• Experience in fullstack development, with a strong focus on both frontend and backend technologies.
• Proven experience with cloud platforms (AWS, GCP, Azure) and cloud-native application development.
• Experience with modern frontend frameworks (e.g., React, Angular, Vue.js) and backend technologies (e.g., Node.js, Java, Python).

• Technical Expertise:

1. FrontEnd

• Handon Experience with HTML5, CSS, JavaScript, ReactJs, Next.js, redux, JQuery

2. Proficiency in Backend Development

• Strong experience with backend programming languages such as Node.js, Python
• Expertise in working with frameworks such as NestJS, Express.js, or Django.

3. Microservices Architecture

• Experience designing and implementing microservices architectures.
• Knowledge of service discovery, API gateways, and distributed tracing.

4. API Development

• Proficiency in designing, building, and maintaining RESTful and GraphQL APIs.
• Experience with API security, rate limiting, and authentication mechanisms (e.g., JWT, OAuth).

5. Database Management

• Strong knowledge of relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g. MongoDB).
• Experience in database schema design, optimization, and management.

6. Cloud Services

• Hands-on experience with cloud platforms such as Azure,AWS or Google Cloud.
• Security: Knowledge of security best practices and experience implementing secure coding practices.
• Soft Skills:
• Strong problem-solving skills and attention to detail.
• Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
• Ability to manage multiple priorities and work in a fast-paced, dynamic environment.

As a Junior Full Stack Developer, you will have the opportunity to work with a dynamic team and contribute to the development of our cutting-edge products. This is an excellent opportunity for motivated individual to enhance their skills and gain valuable experience in Java and React.js development.

Responsibilities:

1. Full Stack Development: Collaborate with senior developers and project teams to design, develop, and maintain web applications using Java and React.js.

2. Front-End Development: Implement user interfaces and create interactive web pages using HTML, CSS, and JavaScript frameworks like React.js.

3. Back-End Development: Design and develop server-side logic using Java, including building RESTful APIs, integrating with databases, and implementing business logic.

4. Database Management: Work with databases (e.g., MySQL, PostgreSQL) to design schemas, write queries, and optimize database performance.

5. Bug Fixing and Troubleshooting: Identify and resolve technical issues and bugs, ensuring the stability and functionality of the web applications.

6. Code Reviews: Participate in code reviews to maintain code quality, identify potential improvements, and ensure adherence to best practices and coding standards.

7. Learning and Growth: Stay updated with the latest industry trends, tools, and technologies, and continuously enhance your skills as a Full Stack Developer.

Qualifications:

1. Education: Bachelor's degree in Computer Science, Software Engineering, or a related field. Relevant work experience and projects will be considered.

2. Programming Skills:

● Strong knowledge of Java programming language and its core concepts.

● Familiarity with front-end development using React.js or similar JavaScript frameworks.

● Experience with HTML, CSS, and JavaScript.

3. Database Knowledge: Understanding of database concepts and experience working with SQL databases.

4. Web Technologies: Understanding of web development principles, RESTful APIs, and HTTP protocols.

5. Problem-Solving: Strong problem-solving skills and the ability to analyze and debug issues effectively.

6. Team Player: Demonstrated ability to work collaboratively in a team environment, share ideas, and contribute to the overall success of the project.

7. Self-Motivated: Proactive and eager to learn new technologies and tools independently.

8. Communication: Effective verbal and written communication skills to collaborate with team members and stakeholders.

9. Attention to Detail: Meticulous attention to detail and the ability to write clean, efficient, and maintainable code.

10. Enthusiasm: Passion for software development and a drive to build high-quality applications.

Full Stack Developer - Responsibilities:

1. Perform design, development and support of existing and new products.
2. Understand product vision and business needs to define product requirements and product architectural solutions.
3. Develop architectural and design principles to improve performance, capacity, and scalability of product.
4. Work with Product Manager in planning and execution of new product releases.
5. Consult business management team to clarify objectives and functional requirements for new or modified products.
6. Work with domain, product management and product engineering teams in the solution engineering efforts.
7. Work with pre-sales and product management teams in solution demonstrations.
8. Maintain product roadmap and architectural standards that assure product development projects optimally align with business objectives.
9. Define product validation policies so as to deliver products that meet system and project expectations.
10. Facilitate the creation, review, and sign off of project deliverables.
11. Provide support for production escalations and problem resolution for customers.
12. Assist technical team with issues needing technical expertise or complex systems knowledge.
13. Develop broad knowledge about current and future product features.
14. Analyze market segments and customer base to develop market solutions.
15. Define product requirements that address market opportunities.

Skills:

Spring, Spring Microservices, Spring Data, SPRING BOOT & HIBERNATE, Java, JPA Oracle Certified Professional (Desirable), Java SE 8, SQL, AWS, JavaScript, Angular, ElasticSearch

JD of Java Full Stack Developer:-

  Java 8 / java 11

o Strong on OOPS concepts / not theoretically, should be able to analyze the outcome of a code snippet and also should have an ability to write code during the interview

o Should be well versed with the key features of Java 8 / Java 11

o Some of the concepts to mentions would be

§ Upcasting / downcasting  / exception handling

  JUNIT5 – Mockito / PowerMock

  JPA & Hibernate

o Should be well versed with Java persistence and key concepts, to mention a few as below

o First level cache

o Second level cache

o N+1 problem

  Microservices

o Should be well versed with the design patterns, to mention few such as

§ Aggregator

§ Circuit breaker

§ CQRS

o Should be able to explain a micro-service for CURD operations with spring boot

o Should be well versed with the HTTP codes

  Splunk / Kibana

·         Frontend tools:- Angular/React/Nodejs.

• Proficiency in Java, with a good understanding of its ecosystems
• 2+ Yrs experience in microservices
• Sound knowledge of Object-Oriented Programming (OOP) Patterns and Concepts
• Familiarity with different design and architectural patterns
• Skill for writing reusable Java libraries
• Know how of Java concurrency patterns
• Basic Understanding of the concepts of MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services
• Experience in working with popular web application frameworks like Play and Spark
• Relevant Knowledge of Java GUI frameworks like Swing, SWT, AWT according to project requirements
• Ability to write clean, readable Java code
• Experience in handling external and embedded databases
• Understanding basic design principles behind a scalable application
• Skilled at creating database schemas that characterize and support business processes
• Basic knowledge of JVM (Java Virtual Machine), its drawbacks, weaknesses, and workarounds
• Implementing automated testing platforms and unit tests
• In-depth knowledge of code versioning tools, for instance, Git
• Understanding of building tools like Ant, Maven, Gradle, etc
• Expertise in continuous integration
• Other required skills of a java developer include the basic knowledge of:
• JavaServer pages (JSP) and servlets
• Web frameworks like Struts and Spring
• Service-oriented architecture
• Web Technologies like HTML, JavaScript, CSS, JQuery
• Markup Languages such as XML, JSON
• Abstract classes and interfaces
• Constructors, lists, maps, sets
• File IO and serialization
• Exceptions
• Generics
• Java Keywords like static, volatile, synchronized, transient, etc
• Multi-threading and Synchronization