Java Developer at Paytm · Delhi, Gurugram, Noida, Ghaziabad, Faridabad, Bengaluru (Bangalore), Mumbai, Chandigarh · 6 - 9 years · ₹28L - ₹45L / yr · Raised funding · Posted 13 Jan 2023
We are looking for Advance Java developers who want to help us design cutting edge scalable products to meet our rapidly growing business. We are building out a team and looking for multiple levels but you should have at least 6+ years of programming experience.
Key Responsibilities
- Build high availability and extreme reliable high volume transactional systems.
- Deliver reliable solutions that handle massive data and high traffic.
- Complete ownership of problem-free execution of owned modules and solutions.
- Focus on code optimization, code quality, maintainability etc.
Skills required
- Hands-on experience in Core J2EE or Core Java (collection, multithreading).
- Proficiency in Spring, Hibernate, Kafka, JDBC.
- Excellent data structure & algorithm and problem solving skills.
- Strong working knowledge of Databases – MySQL/NoSQL, OS - Windows/Linux.
- Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development.
- Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github, Google Developer Groups (GDGs).
- Customer-focused, react well to changes, work with teams and able to multi-task.

About Paytm
About
About Us:
Paytm is India’s leading digital payments and financial services company, which is focused on driving consumers and merchants to its platform by offering them a variety of payment use cases. Paytm provides consumers with services like utility payments and money transfers, while empowering them to pay via Paytm Payment Instruments (PPI) like Paytm Wallet, Paytm UPI, Paytm Payments Bank Netbanking, Paytm FASTag and Paytm Postpaid - Buy Now, Pay Later. To merchants, Paytm offers acquiring devices like Soundbox, EDC, QR and Payment Gateway where payment aggregation is done through PPI and also other banks’ financial instruments. To further enhance merchants’ business, Paytm offers merchants commerce services through advertising and Paytm Mini app store. Operating on this platform leverage, the company then offers credit services such as merchant loans, personal loans and BNPL, sourced by its financial partners.
Why join us:
- Because you get an opportunity to make a difference, and have a great time doing that.
- You are challenged and encouraged here to do stuff that is meaningful for you and for those we serve.
- You should work with us if you think seriously about what technology can do for people.
- We are successful, and our successes are rooted in our people's collective energy and unwavering focus on the customer, and that's how it will always be.
Connect with the team
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- Write high-performance, production-grade code in Java.
- Architect and optimize storage systems, ensuring efficient query performance and scalable data models.
- Implement caching strategies to reduce latency and improve system throughput.
- Build and manage services leveraging AWS cloud infrastructure.
- Develop resilient messaging pipelines using Kafka (or equivalent) for real-time data processing.
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- Monitor system performance, identify bottlenecks, and apply proactive fixes.
- Drive best practices in software engineering, testing, and code reviews.
Requirements—
- 5+ years of experience in backend engineering, with deep hands-on coding experience.
- Strong proficiency in Java and familiarity with modern frameworks.
- Proven track record in building scalable distributed systems.
- Hands-on expertise with AWS services (e.g., EC2, S3, Lambda, DynamoDB, RDS).
- Solid understanding of messaging systems like Kafka, RabbitMQ, or similar.
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- Experience with caching solutions (Redis, Memcached, etc.).
- Familiarity with CI/CD tools (Jenkins, GitHub Actions, GitLab CI, etc.).
- Excellent problem-solving skills and ability to thrive in fast-paced environments.
- Strong communication and collaboration skills, with a proactive mindset.
Benefits—
- 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 built high-impact, scalable products used by millions of users every day. Today, we are a global team of engineers, designers, product managers, and experts solving complex problems and building cutting-edge technology at scale.
Job Description:
We are looking for experienced Java professionals with strong backend development experience to join our technology team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and related backend technologies.
Key Responsibilities:
- Design, develop, and maintain scalable backend applications using Java and Spring Boot.
- Develop and integrate RESTful APIs and Microservices.
- Work with Kafka for event-driven architecture and messaging.
- Write clean, efficient, and maintainable code.
- Troubleshoot and resolve application issues.
- Collaborate with frontend, QA, DevOps, and other technical teams.
- Participate in code reviews, design discussions, and technical solutioning.
- Ensure application performance, scalability, and reliability.
Primary Skills:
- Core Java
- Spring Boot
- Microservices
- REST API
- Kafka
- SQL / Database
Good to Have:
- React.js
- Cloud technologies
- Docker / Kubernetes
- CI/CD
- Agile/Scrum experience
Role Type
Backend Engineering (Java + Distributed Systems/API)
Role Summary
We are looking for an experienced Java Backend Engineer who has strong hands-on expertise in multithreading (concurrency), distributed systems, transactional processing, and backend design. The role requires someone who can design, develop, and optimize services running in high-volume, low-latency enterprise environments.
Key Responsibilities
· Design and implement scalable backend services using Java (8/11/17) and Spring Boot.
· Build high-performance systems leveraging multithreading, concurrency controls, and asynchronous programming.
· Work on distributed system components such as messaging, caching, service discovery, and consistency models.
· Implement robust transaction handling using ACID principles, isolation levels, distributed transactions, and rollback mechanisms.
· Develop RESTful and event-driven APIs following best practices for security and reliability.
· Participate in architecture discussions, design reviews, and technical planning.
Must-Have Skills
· Strong Java 8+ (Streams, functional programming, Collections)
· Spring Boot, Spring MVC, Spring Data
· Concurrency & multithreading (executor frameworks, locks, synchronization, concurrent collections)
· Transaction handling: JPA/JDBC, Spring transactions, isolation levels
· Distributed systems: microservices communication, Kafka/RabbitMQ, caching, resilience patterns
· System design: scalability, load balancing, fault tolerance
Total Experience: 2+ years
Mode Of Hire: Permanent
Required Skills Set (Mandatory): Object Oriented Programming, data structures, algorithms, software design, and database systems.
Desired Skills (Good if you have): Springboot, ElasticSearch, MongoDB, MySQL, Redis, Crawling/ Web Scraping, Programming languages(Java, Python, C, C++)
Job Responsibilities
- Collaborate with Managers and other Engineers to help define, scope, and implement high-quality features that solve critical user needs.
- Break down requirements into architecture and deliver code, while keeping operational issues in mind.
- The ability to own end-to-end responsibility right from the requirement to release.
- Write clear documentation so that other engineers can jump in and get things done.
- Actively participate in design and code reviews.
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- Experience with building backend services. Strong algorithm and CS skills.
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- Strong problem-solving and analytical skills.
Culture
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- Learn to design systems for high accuracy, efficiency, and scalability.
- No strict deadlines focus on delivering quality work.
- Meritocracy-driven, candid culture. No politics.
- Very high visibility regarding which startups and markets are exciting globally.
About Tracxn
Tracxn (Tracxn.com) is a Bangalore-based product company providing a research and deal sourcing platform for Venture Capital, Private Equity, Corp Dev, and professionals working around the startup ecosystem. We are a team of 800+ working professionals serving customers across the globe. Our clients include Funds like Andreessen Horowitz, Matrix Partners, GGV Capital, and Large Corporations such as Citi, Embraer & Ferrero.
Founders
- Neha Singh (ex-Sequoia, BCG | MBA - Stanford GSB)
- Abhishek Goyal (ex-Accel Partners, Amazon | BTech - IIT Kanpur)
About Technology Team
Tracxn's Technology team is 50+ members strong and growing. The technology team is subdivided into multiple smaller teams, each of which owns one or more services/components of the technology platform. Ours is a young team of motivated engineers with a minimal management structure where almost everyone is actively involved in technical development and design activities. We have a team-centric culture where the ownership and responsibility of a feature or module lie with a team as compared to an individual.
We work on an array of technologies, including but not limited to Spring, Elastic Stack, Kafka, Mongo, MySQL, Redis, ReactJS, Next.js, Node, AWS Lambda, Ansible, etc.
We value ownership, continuous learning, consistency, and discipline as a team.

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We are looking for experienced Java professionals with strong backend development experience to join our technology team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and related backend technologies.
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Mandatory Skills: Java 8+, Spring Boot, Microservices, Multithreading, Concurrency, Transaction Management, SQL, Kafka/RabbitMQ.








