Senior Software Engineer

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.

We are looking for a backend developer to be a part of the OneFin engineering team and help us build functional systems and deliver customized software solutions for clients.

https://forms.gle/WrQiW6bZpro7oe6R6

Responsibilities

1. Design and implement backend infrastructure and APIs.
2. Write high-quality, robust, readable, and scalable code.
3. Build responsive, robust, and optimized applications.

Requirements and Qualifications:

1. Proficiency in Python, with a solid understanding of Django, Celery, and Redis.
2. Bachelor’s degree in computer science, engineering, or a related field.

What we are looking for:

We are looking for a motivated AI Developer with 1–3 years of experience to join our team and build cutting-edge applications powered by Large Language Models (LLMs). You will work on designing, developing, and optimizing intelligent systems using modern AI frameworks and tools.

Responsibilities:

• Design and develop applications leveraging Large Language Models (LLMs)
• Build and optimize RAG (Retrieval-Augmented Generation) pipelines
• Work with frameworks like LangChain, LangGraph, or similar LLM orchestration tools
• Integrate and manage vector databases (e.g., Pinecone, Weaviate, Qdrant, FAISS)
• Implement prompt engineering strategies and improve model responses
• Develop scalable and efficient AI system architectures
• Monitor, debug, and optimize LLM applications using observability tools (e.g., Langfuse or similar)
• Collaborate with backend and product teams to integrate AI features into production systems
• Stay updated with the latest advancements in AI/LLM ecosystem

Skills:

• 1–3 years of hands-on experience in AI/ML or backend development with AI exposure
• Strong understanding of LLMs and generative AI concepts
• Experience with LangChain, LangGraph, or similar frameworks
• Practical experience with RAG architectures and pipelines
• Hands-on experience with vector databases (e.g., Pinecone, Qdrant, Weaviate, FAISS)
• Familiarity with observability tools like Langfuse, Helicone, or similar
• Proficiency in Python (preferred) or Node.js
• Experience working with APIs (OpenAI, Anthropic, etc.)
• Understanding of embeddings, chunking, and retrieval strategies
• Good problem-solving and debugging skills

Experience:

• 1-3 years of experience in AI application development

Remuneration: Industry Standard basis experience

Key Responsibilities:

Full-Stack Development:

• Engage in end-to-end development activities, from requirements gathering to deployment, ensuring high-quality deliverables.
• Perform hands-on development using a mix of technologies including Angular 13+, Java / Springboot, Fast API, and SQL.
• Collaborate with cross-functional teams to integrate front-end interfaces with back-end services and databases.

Team Leadership & Collaboration:

• o Work closely with the Tech Lead / Solution Architect and Product Manager to help design and implement scalable and robust solutions leveraging Angular 13+, Java / Springboot, Microservices, Fast API, Java Reactive Programming, and SQL.
• Assist in driving the architectural vision, ensuring alignment with business goals and provide technical guidance, participate in code reviews, and ensure adherence to best practices and coding standards.
• Evaluate and recommend technologies and tools to optimize system performance, security, and reliability.

Databases & Data Management:

• Demonstrate expertise in working with databases such as MongoDB, PostgreSQL, Azure Blob Storage, Neo4j (GraphDB is a plus), and Azure CosmosDB.
• Design efficient database schemas, optimize query performance, and ensure data integrity and security.

Cloud Platform & Infrastructure:

• Proficiency in Microsoft Azure, including the deployment, management, and optimization of cloud-based solutions.
• Experience with containerization, orchestration, and Kubernetes Lens for managing containerized applications.

Tools & Collaboration:

• Utilize tools such as GitHub for version control, JIRA for project management, Confluence for documentation, Keycloak for identity and access management, and other relevant tools to streamline development and collaboration processes.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• 5+ years of hands-on experience in full-stack development.
• Strong expertise in Angular 13+, Java / Springboot, Microservices, Fast API, Java Reactive Programming, SQL.
• Proven experience with databases including MongoDB, PostgreSQL, Azure Blob Storage, and Azure CosmosDB.
• Strong communication and collaboration skills.
• Experience with Agile development methodologies.
• Understanding of the Microsoft Azure cloud platform and associated services.
• Relevant certifications (e.g., Azure / AWS Certifications etc.;) are a plus.

Key skills expected:

• WordPress Plugin Development
• WordPress Custom Theme Development
• HTML + CSS
• Core PHP
• MySQL

Job description:

• Extensive knowledge and experience of custom WordPress development using JavaScript and PHP frameworks.
• Experience and ability to build WordPress plugins from detailed briefs and mock ups using best practices, clean reusable and expandable code.
• Experience in using cPanel and deployment
• Development and Maintenance of high-traffic WordPress and WooCommerce based websites
• Developing front-end websites and applications using HTML, CSS, Javascript, jQuery, PHP
• Basic knowledge of JavaScript, JQuery, theme and color combination for websites.
• Good communication and interaction skills.

Job Description: Software Developer

Position Overview:

As a Software Engineer, you will play a crucial role in the development and implementation of innovative software solutions. You will be responsible for designing, coding, testing, and debugging applications while collaborating with cross-functional teams to deliver high-quality software products. This position offers the opportunity to work on diverse projects, solve complex technical challenges, and contribute to the advancement of cutting-edge technologies.

• Key Responsibilities:

1. Software Development: Design, develop, and maintain software applications in accordance with project requirements and coding standards. Write clean, efficient, and well-documented code using appropriate technologies and programming languages.

2. System Architecture: Contribute to the design and architecture of software systems, ensuring scalability, reliability, and performance. Collaborate with architects and senior engineers to design robust solutions that meet business objectives.

3. Testing and Debugging: Conduct unit testing, integration testing, and debugging to ensure software quality and reliability. Identify and resolve software defects promptly, documenting issues and solutions as necessary.

4. Collaboration: Work closely with cross-functional teams including product managers, designers, and other engineers to understand project requirements, provide technical insights, and deliver high-quality software solutions on time.

5. Continuous Improvement: Stay updated on emerging technologies, industry trends, and best practices in software engineering. Proactively identify opportunities to improve processes, tools, and methodologies to enhance team productivity and product quality.

6. Documentation: Create and maintain technical documentation including design specifications, system architecture diagrams, and user manuals. Ensure documentation is accurate, comprehensive, and accessible to relevant stakeholders.

7. Communication: Communicate effectively with team members and stakeholders to provide status updates, discuss technical solutions, and address challenges. Foster a collaborative and inclusive team environment built on trust, respect, and open communication.

• Qualifications:

- Bachelor's degree in computer science, Software Engineering, or related field.

- Proven experience in software development, with expertise in one or more programming languages such as Java, Python, C++, or JavaScript.

- Strong understanding of software engineering principles, algorithms, and data structures.

- Experience with software development methodologies such as Agile, Scrum, or Kanban.

- Proficiency in using version control systems (e.g., Git) and development tools (e.g., IDEs, debuggers).

- Excellent problem-solving skills and attention to detail.

- Effective communication and interpersonal skills, with the ability to collaborate in a team environment.

- Commitment to continuous learning and professional development.

Additional Desired Skills :

- Experience with cloud computing platforms (e.g., AWS, Azure, Google Cloud).

- Knowledge of web development frameworks (e.g., React, Angular, Django, Flask).

- Familiarity with containerization technologies (e.g., Docker, Kubernetes).

- Understanding of DevOps practices and tools for automation (e.g., CI/CD pipelines).

- Experience with relational and NoSQL databases (e.g., MySQL, MongoDB).

- Knowledge of cybersecurity principles and best practices.

• Candidate Should have 5+ Years Of Experience in Core Java
• You will need strong development skills to work on and improve our Scala-based services, and be able to work together with senior teammates to create appropriate architectural design and ensure all aspects are appropriate to meet the business need.
• Excellent Functional Design and Functional Programming skills (more than 2 years of business experience in Scala and Java projects, respectively)
• Core skills in key supporting technologies and/or frameworks such as Play (AKKA) / Lagom
• Proven experience working in teams in the successful delivery of complex, performant and high quality products
• Excellent spoken and written communication skills
• Experience of SaaS (Software as a Service) environments
• Exposure to RESTful web APIs and a service oriented architecture
• Experience in Linux environments, Shell scripting etc
• Working with XML and JSON including parsing, asserting / matching and extracting
• Experience with Continuous Integration environments and build tools, including Terraform, Jenkins, Maven, Gradle and Ant
• Experience with messaging systems such as Apache Kafka, Amazon Kinesis, Amazon SQS and Rabbit MQ
• Experience working on Live platform SDKs such as Twilio, AWS Elemental