Java Developer

Job Title : Python Backend Lead / Senior Python Developer

Experience : 6 to 10 Years

Location : Bangalore (CV Raman Nagar)

Openings : 8

Interview Rounds : 1 Virtual + 1 In-Person (Face-to-Face with Client)

Note : Only local Bangalore candidates will be considered

About the Role :

We are seeking an experienced Python Backend Lead / Senior Python Developer to design, develop, and optimize scalable backend solutions.

The role involves working with large-scale data, building efficient APIs, integrating middleware solutions, and ensuring high performance and reliability.

You will lead a team of developers while also contributing hands-on to coding, design, and architecture.

Mandatory Skills : Python (Pandas, NumPy, Matplotlib, Plotly), FastAPI/FlaskAPI, SQL & NoSQL (MongoDB, CRDB, Postgres), Middleware tools (Mulesoft/BizTalk), CI/CD, RESTful APIs, OOP, OOD, DS & Algo, Design Patterns.

Key Responsibilities :

• Lead backend development projects using Python (FastAPI/FlaskAPI).
• Design, build, and maintain scalable APIs and microservices.
• Work with SQL and NoSQL databases (MongoDB, CRDB, Postgres).
• Implement and optimize middleware integrations (Mulesoft, BizTalk).
• Ensure smooth deployment using CI/CD pipelines.
• Apply Object-Oriented Programming (OOP), Design Patterns, and Data Structures & Algorithms to deliver high-quality solutions.
• Collaborate with cross-functional teams (frontend, DevOps, product) to deliver business objectives.
• Mentor and guide junior developers, ensuring adherence to best practices and coding standards.

Required Skills :

• Strong proficiency in Python with hands-on experience in Pandas, NumPy, Matplotlib, Plotly.
• Expertise in FastAPI / FlaskAPI frameworks.
• Solid knowledge of SQL & NoSQL databases (MongoDB, CRDB, Postgres).
• Experience with middleware tools such as Mulesoft or BizTalk.
• Proficiency in RESTful APIs, Web Services, and CI/CD pipelines.
• Strong understanding of OOP, OOD, Design Patterns, and DS & Algo.
• Excellent problem-solving, debugging, and optimization skills.
• Prior experience in leading teams is highly desirable.

🔥 High Priority – Senior Lead Java Developer (10+ Years) | Bangalore – Onsite

Summary :

We are hiring Senior Lead Java Developers with 10+ years of experience for an onsite role in Bangalore.

If you're a hands-on expert with a strong background in Java, Spring Boot, Microservices, and Kubernetes, this is your opportunity to lead, mentor, and deliver high-quality solutions in a fast-paced environment.

🔹 Position : Senior Lead Java Developer

🔹 Experience : 10+ Years (12+ preferred)

🔹 Location : Bangalore (Onsite)

🔹 Openings : 6+

✅ Must-Have Skills :

• 8+ years of hands-on experience with Core Java & Spring Boot
• Expertise in Multithreading, Dependency Injection, and AOP
• Strong in Microservices Architecture and RESTful services
• Good exposure to SQL & NoSQL databases
• Proficient with Git (GitLab preferred)
• Experience with Kubernetes deployments and APM tools (New Relic preferred)
• Solid understanding of distributed tracing and log analysis
• Proven debugging and performance optimization skills

💼 Responsibilities :

• Design and develop high-quality, scalable microservices
• Act as SME for multiple services or subsystems
• Own service performance, SLAs, and incident resolutions
• Mentor junior developers and conduct technical interviews
• Participate in production war rooms and troubleshooting
• Lead development efforts and drive code quality

🎓 Qualification :

• BE/B.Tech or equivalent degree

We are seeking Senior Backend Engineers who thrive in agile, fast-moving teams and can turn bold ideas into impactful products. You will play a critical role in developing high-quality backend systems, solving complex problems independently, and shaping next-gen solutions that drive our company’s mission forward. You should excel in building scalable, performant systems and have a deep understanding of design and architecture patterns.

What You’ll Do

• The development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.
• Writing clean, high-quality, high-performance and maintainable code.
• The entire lifecycle of stories: development, test, production, and subsequent fixes and improvements.
• Solving complex technical problems.
• Develop a highly scalable and performant backend based on event-driven architecture.
• Building robust, secure and scalable microservices.
• Splitting features into tasks and for the backend architecture and its evolution.
• Performing an objective analysis of the problem statement and coming up with an unbiased technical solution before writing a single line of code.
• Coordinating cross-functionally to ensure the project meets business objectives and compliance standards. This includes collaborating with QAs, PMs to ensure timely delivery of high-quality apps.
• Participating in, designing and driving the code review process.
• Implementing RESTful services with a metric-driven API Gateway.
• Ensuring sub-second server response and implementing relational, document, key, object or graph data-stores, index stores and messaging stores as needed.
• Tracking defects and working with business owners and users to triage bugs and manage backlog.
• Taking ownership to run and maintain Cloud infrastructure.
• Evaluating relevant technologies, influencing and driving architecture and design discussions.
• Owning and delivering end-to-end backend features, ensuring high performance, reliability, and scalability.
• Collaborating with product stakeholders to deliver impactful solutions aligned with business objectives.
• Writing clean, efficient, maintainable code using best practices and participating in code reviews.
• Building reusable services and contributing to core engineering libraries.
• Documenting and demonstrating solutions through documentation, DFDs, and code comments.
• Solving complex technical problems with objectivity before writing code.
• Taking ownership of backend systems, including APIs, data pipelines, and infrastructure.
• Working closely with Product to help drive KPIs and align engineering goals with business outcomes.
• Staying agile and adapting quickly to evolving requirements, scope, and priorities.

What You Bring

• 3+ years of experience in software development with strong expertise in Golang.
• Overall 6+ years of experience in software development with a strong base and framework expertise in Java/Go/Python.
• Basic working knowledge of frontend technologies.
• Experience with frameworks – like Springboot, Quarkus, Gin/Mux.
• Experience in working with microservice architectures, transactional systems, and distributed environments.
• Exposure in building RESTful APIs with monitoring, fault tolerance and metrics (with something like Newrelic).
• Experience with MySQL, PostgreSQL, NoSQL (Cassandra, Redis, DynamoDB).
• Proficient in OOP, SQL, Design Patterns with Data modeling experience in Relational databases.
• Proficient in building GraphQL APIs.
• Proficient with Continuous Integration (CI), Continuous Deployment (CD) and version control (Git).
• Well-versed with TDD and Test Engineering and Automation.
• Excellent attention to detail.
• Outstanding written and verbal communication skills.
• Experience mentoring a team of 2–3 engineers.
• A self-starter who can work well with minimal-to-no guidance in a fluid environment.
• Excited by challenges surrounding the development of highly scalable & distributed systems.
• Agile and able to adapt quickly to changing requirements, scope, and priorities.
• Experienced in working on massively large-scale data systems in production environments.

Bonus Points For

• Open-source contributions, side-projects, blog posts and YT tech videos.
• Experience deploying serverless applications to GCP.
• Experience in Cloud Run, Cloud Pub/Sub, Cloud Tasks, Kubernetes, Cloud Vision.
• Experience with AWS stack.
• Machine learning experience.

What You Get

• Best in class salary: We hire only the best, and we pay accordingly.
• Proximity Talks: Meet other designers, engineers, and product geeks — and learn from experts in the field.
• Keep on learning with a world-class team: Work with the best in the field, challenge yourself constantly, and learn something new every day.

About Us

Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media and Entertainment companies in the world! We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore. Since 2019, Proximity has created and grown high-impact, scalable products used by 370 million daily users, with a total net worth of $45.7 billion among our client companies.

We are Proximity - a global team of coders, designers, product managers, geeks, and experts. We solve complex problems and build cutting edge tech, at scale. Our team of Proxonauts is growing quickly, which means your impact on the company’s success will be huge. You’ll have the chance to work with experienced leaders who have built and led multiple tech, product and design teams.

Job Summary:

We are looking for a highly skilled and experienced Java Backend Developer with 4.5+ years of hands-on experience in backend development, system design, and API integration. You’ll play a key role in designing and building high-performance backend systems that are scalable, secure, and reliable. As a core member of the engineering team, you’ll collaborate closely with product owners, architects, and other developers to deliver quality solutions.

Responsibilities:

• Design and develop backend components, REST APIs, and microservices using Java and Spring Boot.
• Contribute to the architectural decisions and system design discussions.
• Write clean, efficient, and testable code following best practices.
• Optimize application performance, scalability, and reliability.
• Integrate third-party APIs and work with external systems.
• Participate in code reviews, mentor junior developers, and support the team’s technical growth.
• Work closely with DevOps to support CI/CD pipelines and deployments.
• Troubleshoot and resolve complex issues in production and non-production environments.
• Keep up with industry trends and advocate for best practices in backend development.
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Required Skills:

• 4.5+ years of hands-on experience in backend development with Java (Java 8 or above).
• Strong expertise in Spring Framework (Spring Boot, Spring MVC, Spring Data).
• Experience designing and consuming RESTful APIs and working with microservices architecture.
• Solid understanding of relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
• Proficient with version control systems like Git and tools like Maven or Gradle.
• Familiarity with Docker, containerization, and cloud platforms (AWS/GCP/Azure).
• Experience with unit testing and integration testing (JUnit, Mockito, etc.).
• Good knowledge of software design principles, data structures, and algorithms.
• Excellent problem-solving skills and attention to detail.

Key Responsibilities/Duties:

· Develops and enhances software applications through coding and testing.

· Writing well designed, testable, efficient code

· Involves in code reviews and training.

· Contributing in all phases of the development lifecycle

· Delivers highest quality software by creating unit test plans and testing code thoroughly.

· Adept with the tools, applications, and processes used for software development.

· Implements solutions as designed in technical documentation specification and coding standards.

· Creates project documentations and coordinates technical issues.

· Knows the business rules and concepts, software specifications and designs provided by the technical lead and apply them in completing the assigned task.

Qualification: Bachelors or Master’s degree in Computer Science or Engineering.

• 4 to 8 years of industry experience in (JAVA, Spring Boot , Microservices)
• Ability to effectively manage task distribution
• Able to adapt to changing business requirements and react quickly
• Strong customer focus and results-oriented attitude. Self-motivated individual & able to work independently

Java with cloud