Responsibilities
- Build and mentor the platform team at Checko.
- Own the design, development, testing, deployment, and craftsmanship of the team’s infrastructure and systems capable of handling massive amounts of requests with high reliability and scalability
- Leverage the deep and broad technical expertise to mentor engineers and provide leadership on resolving complex technology issues
- Entrepreneurial and out-of-box thinking essential for a technology startup
- Guide the team for unit-test code for robustness, including edge cases, usability, and general reliability
Requirements
- Must have design, development, testing, deployment of systems capable of handling massive amounts of requests with high reliability and scalability
- Must have strong command in writing production-level code in Java or Python including skills in debugging, performance analysis/optimization and memory usage optimization
- Must have worked with real-time web/mobile applications and event-driven architectures
- Must have experience working with relational and non-relational databases and understanding their data models and performance tradeoffs.
- Must have solid engineering principles and a clear understanding of data structures and algorithms
- Should have knowledge of service-oriented architecture, caching techniques, micro-services, and distributed systems
- Should have basic understanding of C++/reactJS/Angular/Node
Desired Skills and Experience
Algorithms, debugging, performance optimization on low-end processors, data structures, REST, service-oriented architecture.

About TransPacks Technologies IIT Kanpur
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We are looking for a Java Backend Developer to join our team. You will be responsible for developing and maintaining the server-side logic and databases of our applications, ensuring they run smoothly and efficiently.
Responsibilities:
- Write and maintain server-side code using Java.
- Develop and integrate APIs to support frontend functionality.
- Work with databases to store, retrieve, and manipulate data.
- Troubleshoot, debug, and optimize backend performance.
- Collaborate with frontend developers to integrate backend and frontend systems.
- Write unit tests to ensure code quality.
Required Skills:
- Strong experience with Java.
- Familiarity with Spring Boot or other Java frameworks.
- Knowledge of relational databases (e.g., MySQL, PostgreSQL).
- Understanding of REST APIs.
- Experience with version control systems (e.g., Git).
- Basic knowledge of unit testing (e.g., JUnit).
Preferred Skills:
- Familiarity with Microservices and cloud platforms.
- Experience with Docker and containerization.
Job Description
The ideal candidate will possess expertise in Core Java (at least Java 8), Spring framework, JDBC, threading, database management, and cloud platforms such as Azure and GCP. The candidate should also have strong debugging skills, the ability to understand multi-service flow, experience with large data processing, and excellent problem-solving abilities.
JD:
- Develop, and maintain Java applications using Core Java, Spring framework, JDBC, and threading concepts.
- Strong understanding of the Spring framework and its various modules.
- Experience with JDBC for database connectivity and manipulation
- Utilize database management systems to store and retrieve data efficiently.
- Proficiency in Core Java8 and thorough understanding of threading concepts and concurrent programming.
- Experience in in working with relational and nosql databases.
- Basic understanding of cloud platforms such as Azure and GCP and gain experience on DevOps practices is added advantage.
- Knowledge of containerization technologies (e.g., Docker, Kubernetes)
- Perform debugging and troubleshooting of applications using log analysis techniques.
- Understand multi-service flow and integration between components.
- Handle large-scale data processing tasks efficiently and effectively.
- Hands on experience using Spark is an added advantage.
- Good problem-solving and analytical abilities.
- Collaborate with cross-functional teams to identify and solve complex technical problems.
- Knowledge of Agile methodologies such as Scrum or Kanban
- Stay updated with the latest technologies and industry trends to improve development processes continuously and methodologies.
Key Responsibilities:
● Design, develop, and maintain high-performance, scalable, and secure backend systems using Java.
● Build and maintain RESTful APIs and microservices to support application functionality.
● Collaborate closely with frontend developers to ensure smooth integration with React/Angular-based frontend systems.
● Work with both relational databases (SQL) and NoSQL databases to design data schemas, optimize queries, and maintain data integrity.
● Leverage cloud platforms (AWS, Azure, Google Cloud) to deploy, monitor, and scale applications.
● Implement and maintain containerization using Docker and Kubernetes (K8S).
● Write unit tests for both backend and frontend code to ensure code quality and reliability.
● Participate in code reviews to maintain code quality standards and mentor junior developers.
● Contribute to a culture of continuous improvement, proposing and driving best practices in backend development, testing, and deployment.
Required Skills And Experience
● Bachelors or Masters in computer science or related fields.
● 5+ years of experience in backend development, with strong expertise in Java (must-have).
● Solid experience with frontend frameworks such as React or Angular.
● Hands-on experience with RESTful APIs, Docker, and NoSQL databases (such as MongoDB, Cassandra, etc.).
● Strong experience with SQL databases (such as MySQL, PostgreSQL, etc.), including database design, optimization, and query writing.
● Familiarity with cloud platforms (AWS, Azure, Google Cloud) and Kubernetes (K8S).
● Experience in writing unit tests and understanding of test-driven development (TDD) principles.
● Strong understanding of Agile/Scrum methodologies.
Nice to Have:
● Exposure to Automation Testing Frameworks (e.g., Selenium, Cypress).
● Experience working in a SaaS (Software as a Service) environment.
● Knowledge of Agile/Scrum methodologies.
It is a SaaS startup founded in April 2020 by Srikrishnan Ganesan, Vignesh Girishankar, and Deepak Balasubramanyam. Before Rocketlane, they built a successful in-app messaging startup that was acquired by Freshworks(NASDAQ: FRSH) in 2015.
They launched in June 2021 and was #1 Product of the day on Product Hunt. It has a fast-growing, global customer base, including LinkSquares, AppCues, ContractPodAI, Chargebee, parcelLab, and many more.
Rapid early traction and customer love has catapulted Rocketlane to be recognized as a Leader in the G2 Category of Client Onboarding. They has raised $21M in capital from global VCs such as 8VC, Nexus Venture Partners, Matrix Partners India, and super angels like Gokul Rajaram and Girish Mathrubootham.
We offers a first-of-its-kind collaborative customer onboarding platform that enables businesses to onboard their customers better, faster, and smoother. It helps speed up revenue recognition and grow NRR for the vendor and enables faster time-to-value and a delightful customer
onboarding experience.
Description:
Are you a backend developer looking to fast-track your learning and growth? Have you looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that
built these products”?
At Rocketlane, we’re a team that has previously built and rolled out globally successful SaaS products used by tens of thousands of customers. We’re laser focused on delivering a world class product
again, and looking for an ambitious backend engineer to join our existing team of 9 engineers.
If it excites you to think of a fast-paced start-up environment, building something big from scratch, breaking down new problems, creating new APIs, working on performance issues, getting hands-on
with devops initiatives, and showcasing demos of your work every Friday with a happy and passionate team, then this is the right opportunity for you.Some of the tech problems you get to work-on as a backend engineer would be to build the backendfor a modern spreadsheet experience from scratch, work on infra as code, write robust code that is fault tolerant, work on performant code that adheres to SLOs set by the organization.
About you:
● 2 - 4 years of experience
● Expertise in the following areas
○ Java
○ HTTP Protocol
● You’ve heard of or worked with some of the following tech stacks / products
○ Spring
○ PostgreSQL
○ Redis
○ Docker
○ Message brokers
○ GitHub
● These non-functional areas are familiar to you
○ Performance
○ Debugging
○ Log management
Nice to have:
● Familiarity with AWS
Benefits
Rocketlane genuinely cares about everyone we hire. You’ll learn new things and grow no matter how
experienced you are. If you are eager, check out the MTT(Meet The Team) videos on our LinkedIn.
Benefits of working at Rocketlane include:
● Competitive salary in a fast-growing startup.
● MacBooks are our standard, but we’re happy to get you whatever equipment helps you get
your job done
● Comprehensive health insurance for you and your dependents
● Flexible leave policy so you can take time off when you need it
Paid time off
Core Competency:
• Extensiveexperiencewith C# and ASP.net/.NETCore 2.0 / .NET WebAPI core framework framework • concept's and fundamentals/ MVC and EF. • REST Web services&API Experience • Strong architectural knowledge with two or more of - MicroServices, 12 FactorApplications and • EventDriven architectures • Messaging knowledge(Topics, Queues & Publish Subscribe) • Knowledge of AWS, Docker and Kubernetes • Experience with database development including relational database design, SQL, and ORM • Agile Delivery experience • Deploying .Net Core web application/API in Windows and Linux • Experience with web developmenttechnologiesincludingASP.NET, MVC3, EF, HTML, JavaScript, • JQuery, AJAX and CSS, LINQ. • Experience with core Microsoft.Net technologies including WCF, LINQ, and EF • Experience designing and developing enterprise-grade software • Experience with source control management systems and deployment environment • Experience with debugging, performance profiling and optimization. • Comprehensive understanding of object-oriented and service-oriented applicationdevelopment,techniques and theories • Internally motivated, able to work proficiently both independently and in a team environment • Strong communication skills with both internal team members and external business stakeholders • Experience with user interface design and prototyping
- Contribute to architectural and design discussions.
- Design, Develop & Unit test features in the product.
- Ensure smooth and timely communication with both the internal and external stakeholders.
- Participate in estimations and ensure timely delivery of the features.
- Conduct peer reviews and ensure the quality of committed code.
Essential Experience And Skill-Set You Should Have
- Should have at least 2-4 years of experience in software development.
- Should have at least 2 years of hands-on experience in Java as a programming language.
- Should be well versed with Java 8 or above.
- Strong foundation in computer science, with strong competencies in Data Structures, algorithms, and their space-time complexities.
- Expertise in developing and consuming RESTful, micro-services using Spring Framework.
- Expertise with Spring data persistence frameworks such as JPA, -Repositories, Entities, Entity Manager etc.
- Exposure to Spring Cloud Frameworks such as Discovery, Config, Spring Cloud Gateway, Ribbon.
- Good to have knowledge on other Spring Frameworks such as Spring Security, Spring AOP.
- Must be proficient with the Linux commands.
- Strong debugging and troubleshooting expertise
- Good working knowledge of Relational and Non-Relational Databases.
- Sound understanding of Agile Software Development Processes like Scrum & Kanban.
- Deep practical knowledge of Domain Driven Design approach to software design.
- Experience writing and maintaining Unit and Integration tests.
Additional Desirable Qualifications
- Good to have knowledge on Java reactive framework.
- Understanding of CI/CD (Jenkins, Maven, Docker, Kubernetes).
- Knowledge on message queueing frameworks like RabbitMQ / ActiveMQ/ Kafka will be add-on.
- Identity & Security Domain Knowledge covering OAuth2, OpenId - Connect, Digital Signatures & Certificates.
- Domain knowledge of Ed-tech industry will be a plus
Required Soft Skills
- A self-starter attitude, the ability to work independently and in a group, demonstrated initiative, and good writing/briefing skills are great to have.
- Should be good at analytical thinking and breaking down large problems into solvable chunks.
- Demonstrated the ability to think creatively and come up with ideas/thoughts with significant business/ organizational impact.
- Ability to quickly adapt to changing technological trends.
Role and Responsibilities:
As a Software Developer, you will be primarily involved in developing new features & fixing the bugs for our apps built to work with the Atlassian products. You will work closely with the product team to understand customer needs & co-ordinate with QA/Release management teams for maintaining quality of delivery.
Must have KSA (Knowledge Skills Abilities):
Hands on experience in JAVA
Spring MVC framework
CSS / HTML / Java Script
Should have knowledge of databases and must have used any of Postgres / SQL server/ My SQL/ Oracle
Additional KSA for advantage:
Knowledge or hands on experience of ReactJS
Knowledge of bug tracking tool Jira
Experience in web services development
Responsibilities:
Writing and implementing efficient code
Unit test driven development
Should be able to interpret requirements and suggest solutions to implement them
Must be able to break big stories in to smaller tasks and estimate
Job Description:
- Resource should be proficient in analyzing, designing and developing applications based on the requirements provided by business counterparts
- Developing and maintaining applications developed in Java, J2EE, Struts and Spring and possessing 3-layer architecture
- Good knowledge in Spring Boot, Hibernate, Angular JS, Docker, VUE JS and AWS
- Applications development or maintenance using ORM tools such as Hibernate
- Database management which includes DB design and maintenance, mostly related to 2016 and Oracle 19c, DB2
- Should have knowledge in Unix / Linux OS.
- Should have good knowledge in Shell scripting language
- Strictly adhere to the internal SDLC process quality standards set but the organization and providing the drive to the team to achieve the KPI and SLA targets
- Flexible to work in extended time
- Candidate should have good experience on Java / J2EE, Springboot, Hibernate / JPA, Oracle query, Web Services and Rabbit MQ.
- Should have minimum of 3 to 5 years of experience. Should be able to work on enhancement, maintenance and production support.
- Good to have hands-on experience on DEVOPS & API development.










