Ruby on Rails Developer

We are seeking a highly skilled Senior Backend Developer with deep expertise in Python and FastAPI to join our team. This role focuses on building high-performance, scalable backend services capable of handling high request volumes while integrating advanced LLM technologies.

The ideal candidate will design robust distributed systems, implement efficient data storage solutions, and ensure enterprise-grade security within an Azure-based infrastructure. This is a great opportunity to work on AI/ML integrations and mission-critical applications requiring high performance and reliability.

Key Responsibilities:

Backend Development

• Design and maintain high-performance backend services using Python and FastAPI
• Implement advanced FastAPI features such as dependency injection, middleware, and async programming
• Write comprehensive unit tests using pytest
• Design and maintain Pydantic schemas

High-Concurrency Systems

• Implement asynchronous code for high-volume request processing
• Apply concurrency patterns and atomic operations to ensure efficient system performance

Data & Storage

• Optimize MongoDB operations
• Implement Redis caching strategies (TTL, performance tuning, caching patterns)

Distributed Systems

• Implement rate limiting, retry logic, failover mechanisms, and region routing
• Build microservices and event-driven architectures
• Work with EventHub, Blob Storage, and Databricks

AI/ML Integration

• Integrate OpenAI API, Gemini API, and Claude API
• Manage LLM integrations using LiteLLM
• Optimize AI service usage within the Azure ecosystem

Security

• Implement JWT authentication
• Manage API keys and encryption protocols
• Implement PII masking and data security mechanisms

Collaboration

• Work with cross-functional teams on architecture and system design
• Contribute to engineering best practices and technical improvements
• Mentor junior developers where required

Must-Have Skills & Requirements

Experience

• 7+ years of hands-on Python backend development
• Bachelor’s degree in Computer Science, Engineering, or related field
• Experience building high-traffic, scalable systems

Core Technical Skills

Python

• Advanced knowledge of asynchronous programming, concurrency, and atomic operations

FastAPI

• Expert-level experience with dependency injection, middleware, and async code

Testing

• Strong experience with pytest and Pydantic schemas

Databases

• Hands-on experience with MongoDB and Redis
• Strong understanding of caching patterns, TTL, and performance optimization

Distributed Systems

• Experience with rate limiting, retry logic, failover mechanisms, high concurrency processing, and region routing

Microservices

• Experience building microservices and event-driven systems
• Exposure to EventHub, Blob Storage, and Databricks

Cloud

• Strong experience working in Azure environments

AI Integration

• Familiarity with OpenAI API, Gemini API, Claude API, and LiteLLM

Security

• Implementation experience with JWT authentication, API keys, encryption, and PII masking

Soft Skills

• Strong problem-solving and debugging skills
• Excellent communication and collaboration
• Ability to manage multiple priorities
• Detail-oriented approach to code quality
• Experience mentoring junior developers

Good-to-Have Skills

Containerization

• Docker, Kubernetes (preferably within Azure)

DevOps

• CI/CD pipelines and automated deployment

Monitoring & Observability

• Experience with Grafana, distributed tracing, custom metrics

Industry Experience

• Experience in Insurance, Financial Services, or regulated industries

Advanced AI/ML

• Vector databases
• Similarity search optimization
• LangChain / LangSmith

Data Processing

• Real-time data processing and event streaming

Database Expertise

• PostgreSQL with vector extensions
• Advanced Redis clustering

Multi-Cloud

• Experience with AWS or GCP alongside Azure

Performance Optimization

• Advanced caching strategies
• Backend performance tuning

Job Description:

We are seeking an experienced Java Back-end Developer to join our team. The ideal candidate

will be responsible for designing, developing, and maintaining robust and scalable back-end

solutions using Java and related technologies. The Back-end Developer will work closely with

cross-functional teams to deliver high-quality software solutions that meet our business needs.

Responsibilities:

 Design, develop, and maintain Java-based back-end applications, services, and APIs.

 Write efficient, reusable, and well-documented code following industry best practices

and coding standards.

 Collaborate with front-end developers, product managers, and other stakeholders to

understand requirements and translate them into technical solutions.

 Implement and maintain database schemas, write complex SQL queries, and optimize

database performance using Oracle SQL.

 Develop and consume RESTful web services to enable seamless integration with

external systems.

 Utilize Spring framework and its various modules (e.g., Spring Boot, Spring Batch) for

building enterprise-level applications.

 Manage project dependencies and build processes using Maven.

 Work with version control systems such as Git for code management and collaboration.

 Perform unit testing, integration testing, and debugging to ensure the quality and

reliability of back-end components.

 Stay updated on emerging technologies, trends, and best practices in back-end

development.

Additional Requirements:

 Strong knowledge of application servers such as Tomcat and WebLogic.

 Experience with continuous integration tools such as Jenkins.

 Familiarity with automated testing frameworks such as JUnit.

 Understanding of authentication and authorization mechanisms, including OAuth.

 Knowledge of SOAP web services and related technologies.

Requirements:

 Bachelor's degree in Computer Science, Engineering, or a related field.

 5 Plus years of experience in Java back-end development.

 Proficiency in Java programming language and related frameworks (e.g., Spring, Spring

Boot, Spring Batch).

 Strong understanding of object-oriented programming principles, data structures, and

algorithms.

 Experience with Oracle SQL and database design principles.

 Familiarity with RESTful web services and API development.

 Experience with build tools such as Maven.

 Knowledge of version control systems, particularly Git.

 Strong problem-solving skills and attention to detail.

 Excellent communication and collaboration skills.

 Ability to work effectively in a fast-paced, agile environment.

Preferred Qualifications:

 Experience with other databases such as MySQL, PostgreSQL, or MongoDB.

 Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.

 Understanding of software development best practices and design patterns.

As a Node.js Developer at Primathon Technology, you will be responsible for designing, developing, and maintaining server-side applications using Node.js. You will collaborate with cross-functional teams to implement new features, optimize existing functionality, and ensure the best possible performance, security, and user experience. Key Responsibilities:

1. Develop and maintain server-side applications using Node.js, ensuring optimal performance and scalability.

2. Collaborate with front-end developers, designers, and other stakeholders to implement new features and enhance existing functionality.

3. Write clean, maintainable, and efficient code while adhering to coding standards and best practices.

4. Participate in code reviews to ensure code quality and consistency within the development team.

5. Troubleshoot and debug issues across the application stack, identifying and resolving performance bottlenecks and other challenges. 6. Implement security and data protection measures, ensuring the application's compliance with industry standards.

7. Optimize applications for maximum speed and scalability. Qualifications and Skills:

1. Bachelor's degree in Computer Science, Engineering, or a related field.

2. Minimum of 2 years of professional experience as a Node.js Developer

. 3. Proficient in server-side JavaScript programming using Node.js.

4. Strong understanding of asynchronous programming, including Promises and async/await.

5. Experience with RESTful API development and integration.

6. Familiarity with front-end technologies such as HTML, CSS, and JavaScript frameworks (e.g., React, Angular, Vue) is a plus.

7. Knowledge of database systems (e.g., MongoDB, MySQL, PostgreSQL) and data modeling.

8. Experience with version control systems (e.g., Git) and collaborative development workflows.

9. Good understanding of software development lifecycle (SDLC) and agile methodologies.

10. Strong problem-solving skills and attention to detail

RequiredSkills:

• Minimum of 4-6 years of experience in data modeling (including conceptual, logical and physical data models. • 2-3 years of experience inExtraction, Transformation and Loading ETLwork using data migration tools like Talend, Informatica, Datastage, etc. • 4-6 years of experience as a database developerinOracle, MS SQLor another enterprise database with a focus on building data integration process • Candidate should haveanyNoSqltechnology exposure preferably MongoDB. • Experience in processing large data volumes indicated by experience with BigDataplatforms (Teradata, Netezza, Vertica or Cloudera, Hortonworks, SAP HANA, Cassandra, etc.). • Understanding of data warehousing concepts and decision support systems.

• Ability to deal with sensitive and confidential material and adhere to worldwide data security and • Experience writing documentation for design and feature requirements. • Experience developing data-intensive applications on cloud-based architectures and infrastructures such as AWS, Azure etc. • Excellent communication and collaboration skills.

• 5+ years of object-oriented software development of web applications
• 5+ years of C# in a .NET environment
• Preferable Experience in Cloud Technologies (AWS, AZURE)
• Experience with MS SQL stored procedures, database design and optimization
• Experience developing and utilizing web services
• Experience with high volume consumer oriented web sites
• Experience working in an Agile Scrum environment
• Experience with formal test procedures, release management
• Preferable Travel industry experience preferred, especially programming associated with GDS’s - SABRE, Farelogix, and Travelport
• Ability to distill complex business needs into functional requirements
• Excellent follow-up, verbal and written communication skills
• Excellent problem solving skills and an ability to make good decisions
• Team player with a professional attitude
• Ability to manage multiple tasks and maintain tight schedules
• Ability to work effectively with a geographically dispersed team in India

Strategic and Development Responsibilities

• Ability to "think outside the box"
• Ability to provide accurate and timely project estimates.

Pluses:

• Experience with Angular JS frameworks and Mobile Development.
• Experience with developing machine learning algorithms.
• Experience on projects that required localization/globalization
• Experience with MS SQL Reporting Services
• Knowledge of web farm configuration and best practices

Software Tools/Languages

Required:        MS Visual Studio, MS SQL Server Management Studio, IIS, AWS

C#, Web Services, MS SQL (stored procedures), Jenkins, DevOps Tools.

Education

Skills Required for Back-End (NodeJS) JR Developer (2-4 Yrs) /Sr Developer (4-8 Yrs) /Lead Developer (8-10 Yrs) /Architect (10-12 Yrs):

• Must: Strong experience and understanding of NodeJS and JavaScript Programming, Good at Native Cloud or AWS
• Good knowledge of MongoDB or any other NoSQL Database, Redis, Elasticsearch, etc.
• Good understanding of scalable computing systems, software architecture, data structures, and algorithms.
• Experience working with AWS or other cloud providers
• Experience in service-oriented and/or microservice architectures
• Good to have knowledge with stream processing applications, Event-driven Architecture, Identity management (OAuth) - Not Mandatory
• Good knowledge of Redis, its data types, and their use cases along with a server-side framework
• Experience developing and deploying REST APIs.
• Good to have an understanding of low-level Kafka inner workings and partitioning schemes - Not Mandatory

Responsibilities:

• Design, build, review and evolve durable, highly scalable event-driven infrastructure
• Architect and lead the development of backend services.
• Work with REST APIs and integrating them with our software platform
• Develop front end capabilities such as dashboards, visualizations, features
• Work on building best performance UI features and linking with backend
• Integrate all the front end features with a backend pipeline 
• Integrate our AI models with the platform pipeline 
• Work on bug fixing and improving application performance 
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Own new initiatives, Debug production issues
• Help define the way we work in the future including coding and design standards
• Work effectively in an agile development process
• Research cutting edge technology that can be applied to accelerate business growth
• Be the communication bridge be product owners and development teams