Backend Engineer

Advanced Backend Development: Design, build, and maintain efficient, reusable, and reliable Python code. Develop complex backend services using FastAPI, MongoDB, and Postgres.

Microservices Architecture Design: Lead the design and implementation of a scalable microservices architecture, ensuring systems are robust and reliable.

Database Management and Optimization: Oversee and optimize the performance of MongoDB and Postgres databases, ensuring data integrity and security.

Message Broker Implementation: Implement and manage sophisticated message broker systems like RabbitMQ or Kafka for asynchronous processing and inter-service communication.

Git and Version Control Expertise: Utilize Git for sophisticated source code management. Lead code reviews and maintain high standards in code quality.

Project and Team Management: Manage backend development projects, coordinating with cross-functional teams. Mentor junior developers and contribute to team growth and skill development. Cloud Infrastructure Management: Extensive work with cloud services, specifically Google Cloud Platform (GCP), for deployment, scaling, and management of applications.

Performance Tuning and Optimization: Focus on optimizing applications for maximum speed, efficiency, and scalability.

Unit Testing and Quality Assurance: Develop and maintain thorough unit tests for all developed code. Lead initiatives in test-driven development (TDD) to ensure code quality and reliability.

 Security Best Practices: Implement and advocate for security best practices, data protection protocols, and compliance standards across all backend services.

We're looking for a high-energy Java engineer to design and implement scalable microservices using Spring Boot. You'll collaborate across teams to deliver clean, efficient, and high-performance backend services.

🛠️ Key Responsibilities

• Design, develop, and maintain RESTful services and microservices using Spring Boot
• Utilize OOP, Java Collections, Exception Handling, and method overloading/overriding in modern coding practices
• Build and optimize multithreaded systems (Threads, synchronization, wait(), notify(), yield()) for performance and scalability
• Write unit and integration tests (JUnit, Mockito, Spring Test) to ensure code quality
• Collaborate with cross-functional teams (QA, DevOps, Product) through code reviews and feature planning
• Diagnose and resolve performance bottlenecksJVM tuning, SQL/caching optimizations
• Adhere to coding standards, best practices, and participate in peer code review

🎯 Required Skills & Experience

• Strong Java fundamentals: OOP, Collections, Generics, Exception Handling
• Concurrency mastery: multithreading, synchronization primitives (wait(), notify(), yield())
• Spring Boot: solid experience building, testing, deploying REST APIs
• Microservices: design, inter-service communication, stateless service patterns
• Testing frameworks: JUnit, Mockito, Spring Test
• Performance tuning: profiling, optimization with JVM settings and database queries
• Tools & practices: Git, Maven/Gradle, CI/CD pipelines, Docker/Kubernetes (plus)
• Soft skills: strong problem-solving, collaboration, and effective communication

• A highly motivated and experienced frontend software engineer / developer with a proven track record (at least 5 years of experience).
• A Bachelor’s degree in computer science.
• Someone who loves to work in a multidisciplinary team of engineers and business colleagues in a high-tech environment.
• You are able to work in a dynamic and demanding environment, a real team player and a speak-up mentality to promote your ideas in a concise way.
• You are a problem-solver and see yourself as a hardcore web developer.
• You have knowledge of, and experience with, different web technologies.
• You are skilled with implementing architecture & design patterns.
• You can write modular code that is configurable, extensible and testable.
• You have great analytical skills, conceptual understanding and able to quickly understand new technical concepts.
• You have a strong interest in the latest trends in software development & web technologies.
• You have strong communication skills to explain complex technical concepts.
• You are fluent in English both in verbal and written.

Proficiency / experience with following technologies & tools:

• Thorough and deep understanding of Java JDK 11+, our foundational programming language

Spring Framework & AOP v5.2+

• Proven experience working with, and a deep understanding of Spring Boot 2.5+ and its modules (Web, Data JPA, Security OAuth2) and ability to explain complex use-cases related to persistency and web security
• Experience with Maven v3+
• Experience with containerization and deployments tools (eg. Docker v20+ and Kaniko, Helm (charts) v3+ with  Kubernetes deployments)
• Experience working with CI/CD tools like GitLab SCM & pipelines and JFrog Artifactory
• Strong knowledge working with different types of SQL and NoSQL databases such as PostgreSQL v12+, MongoDB v4+ and Neo4J v4+
• Proficient in working with DevOps engineers on Cloud deployments (eg. Azure subscriptions)
• Experience in Agile/Scrum & (pref.) SAFe (Scaled Agile Framework) and enabling tooling – Atlassian Jira Cloud / Jira Align
• Experienced and skilled in full-stack development.
• Leading and solutioning product development of secure and high-performance applications.
• Good understanding of REST APIs and working knowledge of HTTP(S).
• Experienced in testing stack – Junit / Mockito
• Experience with software quality & vulnerability testing – SonarQube and Blackduck
• Proficient in writing software documentation on Atlassian Wiki
• Proficient in implementing data structures, algorithm design and OOPs concepts.

Job description

We are looking for an experienced Python developer to join our engineering team and help us create dynamic software applications for our clients. In this role, you will be responsible for writing and testing scalable code, developing back-end components, and integrating user-facing elements in collaboration with front-end developers.

Responsibilities:

• Coordinating with development teams to determine application requirements.

• Writing scalable code using Python programming language.

• Testing and debugging applications.

• Developing back-end components.

• Integrating user-facing elements using server-side logic.

• Assessing and prioritizing client feature requests.

• Integrating data storage solutions.

• Coordinating with front-end developers.

• Reprogramming existing databases to improve functionality.

• Developing digital tools to monitor online traffic.

Requirements:

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

• 2-7 years of experience as a Python Developer.

• Expert knowledge of Python and Flask framework and Fast API.

• Solid experience in MongoDB, Elastic Search.

• Work experience in Restful API

• A deep understanding and multi-process architecture and the threading limitations of Python.

• Ability to integrate multiple data sources into a single system.

• Familiarity with testing tools.

• Ability to collaborate on projects and work independently when required.

• Excellent troubleshooting skills.

• Good project management skills.

SKILLS:

• PHYTHON
• MONGODB
• FLASK
• REST API DEVELOPMENT
• TWILIO

Job Type: Full-time

Pay: ₹10,000.00 - ₹30,000.00 per month

Benefits:

• Flexible schedule
• Paid time off

Schedule:

• Day shift

Supplemental Pay:

• Overtime pay

Ability to commute/relocate:

• Chennai, Tamil Nadu: Reliably commute or planning to relocate before starting work (Required)

Experience:

• Python: 1 year (Required)

Work Location: In person

Good to have:

API Integrations with UI Layer

• Work experience as a Python Developer
• Expertise in at least one popular Python framework (like Django, Flask or Pyramid)
• Knowledge of object-relational mapping (ORM)
• Familiarity with front-end technologies (like JavaScript and HTML5)
• Team spirit
• Good problem-solving skills
• Write effective, scalable code
• Develop back-end components to improve responsiveness and overall performance
• Integrate user-facing elements into applications
• Test and debug programs
• Improve functionality of existing systems
• Implement security and data protection solutions

Job Description / Roles & Responsibilities (in Detail)Job Description

Work with Architect to define Application, Integration and Security Design for various components involved.

Design, development and build of java solution components/modules and integrations

Hands on knowledge in technology areas like Core Java, Java 8, Web services (SOAP and REST), Spring boot, Spring Frameworks, Spring Data JPA, REST/SOAP services, Spring cloud, Spring MVC, JSON & XML based processing. Strong command on Java/J2EE & OOPs concepts and current industry trends. Working knowledge of Java 8, 11 new features.

Working knowledge of cloud based server less application development on any of cloud platforms like AWS/Azure/GCP. Candidate with experience in Cloud native application development experience will be preferred.

Working knowledge in any of the databases like Mongo DB/Oracle/MySQL/SQL Server.

Working knowledge in any of messaging platforms like Apache Kafka/Rabbit MQ/JMS/AWS SQS/Azure Event Hub/Service Bus.

Production implementation experience for large enterprise applications using Java/J2EE will be preferred.

Experience in implementing Web services Security using WS-Security, SAML, OAUTH2, Kerberos and integrating with Identity providers, LDAP and ADFS. Experience working with credential vaults will be add-on.

Strong knowledge on design and integration patterns especially in applications involving Portals/SSO, legacy applications, B2B Applications, external partners using enterprise service bus.

Well versed with ensuring coding standards, DevOps CICD implementations, version management, branching strategy, security principles.

Ensure code quality and standards are followed. Experience in test automation is plus.

Up-to-date technical knowledge by attending educational workshops, reviewing publications