



Job Description:
Proven experience as a Java Developer with a strong understanding of Java and its ecosystems.
Proficient in Spring Framework (Spring Boot, Spring MVC, Spring Data).
Experience with web application development using technologies such as HTML, CSS, and JavaScript.
Knowledge of relational databases (e.g., MySQL, PostgreSQL) and ORM frameworks (e.g., Hibernate).
Familiarity with build tools such as Maven or Gradle.
Understanding of software development life cycle (SDLC) and agile methodologies.
Excellent problem-solving and debugging skills.
Experience with microservices architecture.
Familiarity with containerization and orchestration tools (e.g., Docker, Kubernetes).
Candidate should also have some App development experience in cloud infra. Like familiarity with Docker, Helm Charts, Kubernetes or AWS/Azure k8s infra.
Candidate should have some App development experience in at least one No-SQL Database also (like MongoDB or Cassandra or Redis) apart from RDBMS.

About Radisys India
About
Radisys are a global leader in open telecom solutions and a proud member of the Reliance Industries family. We enable service providers to become digital experience providers through open and disaggregated platforms and solutions. Our end-to-end portfolio spans from digital endpoints, to open disaggregated access and core solutions, to immersive digital applications and engagement platforms. Our expert services organization delivers full lifecycle support to help service providers build and operate highly scalable, high-performance networks.
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As a Lead Java Developer, you will take charge of driving the development and delivery of high-quality Java-based applications. Your role will involve leading a team of developers, providing technical guidance, and overseeing the entire software development life cycle. With your deep understanding of Java programming and related frameworks, you will design and implement scalable and efficient solutions that meet the project requirements. Your strong problem-solving skills and attention to detail will ensure the code quality and performance of the applications. Additionally, you will stay updated with the latest industry trends and best practices to improve the development processes continuously and contribute to the success of the team.
What You Will Do:
- Design and development of RESTful Web Services.
- Hands on database experience (Oracle / PostgreSQL / MySQL /SQL Server).
- Hands on experience with developing web applications leveraging Spring Framework.
- Hands on experience with developing microservices leveraging Spring Boot.
- Experience with cloud platforms (e.g., AWS, Azure) and containerization technologies.
- Continuous Integration tools (Jenkins & Git Lab), CICD Tools.
- Strong believer and follower of agile methodologies with an emphasis on Quality & Standards based development.
- Architect, design, and implement complex software systems using [Specify relevant technologies, e.g., Java, Python, Node.js.
What we need?
- BTech computer science or equivalent
- Minimum 8+ years of relevant experience in Java/J2EE technologies
- Experience in building back in API using Spring Boot Framework, Spring DI, Spring AOP
- Real time messaging integration using Kafka or similar framework
- Experience in at least one database: Oracle, SQL server or PostgreSQL
- Previous experience managing and leading high-performing software engineering teams.
Why join us?
- Work with a passionate and innovative team in a fast-paced, growth-oriented environment.
- Gain hands-on experience in content marketing with exposure to real-world projects.
- Opportunity to learn from experienced professionals and enhance your marketing skills.
- Contribute to exciting initiatives and make an impact from day one.
- Competitive stipend and potential for growth within the company.
- Recognized for excellence in data and AI solutions with industry awards and accolades.

Position of the role
The Principal Engineer reports to the Domain Lead and plays a key role in driving the technical vision, strategy, and execution of development initiatives. The Principal Engineer collaborates with multiple teams to ensure that software solutions are scalable, cost-optimized, performant, and aligned with business objectives.
Result expectation in terms of result areas and core activities
The Principal Engineer is responsible for defining, designing, and overseeing the implementation of complex software solutions. This role involves deep technical expertise, mentorship, and architectural guidance across multiple teams. The Principal Engineer also acts as a thought leader, influencing technology choices, best practices, and innovation within the organization.
Main objectives of the role
✔ Leading the design and architecture of the software by following best practices that ensure scalability, maintainability, cost optimization, and high performance.
✔ Driving innovation and continuous improvements in software development practices.
✔ Providing technical mentorship and coaching to engineers across teams.
✔ Ensuring the successful delivery of high-quality software aligned with business requirements.
✔ Defining and maintaining coding standards, best practices, and governance frameworks.
✔ Collaborating with product management and other stakeholders to shape the technical roadmap.
✔ Identifying technical debt and implementing strategies to mitigate it effectively.
✔ Promoting a culture of continuous learning, knowledge sharing, and cross-team collaboration.
✔ Leading DevOps, CI/CD, and automation to improve software delivery processes and efficiency.
Specialisation
✔ Deep understanding of software architecture, system design, and performance optimization.
✔ Translating complex business requirements into scalable and efficient software solutions.
✔ Handling large data transformations and ensuring system efficiency under the required load conditions.
✔ Leading initiatives for modernizing the technology stack and implementing best practices.
✔ Ensuring that security, scalability, and maintainability are embedded into development processes.
✔ Driving research and development efforts to explore emerging technologies and their business impact.
✔ Enabling teams to develop and maintain high-quality software through code reviews, architecture guidance, and technical strategy.
✔ Collaborating with product owners and stakeholders to ensure that development aligns with business goals and user needs.
Key processes in the role
✔ Agile / Scrum / Kanban development methodologies.
✔ CI/CD and DevOps practices to streamline delivery.
✔ Cloud-native architecture, monolith and microservices-based development.
✔ Scalable and high-performance computing strategies.
✔ Secure software development lifecycle (SDLC).
✔ Data-driven decision-making.
✔ Performance optimization.
Key relationships (teams and/or position titles)
✔ Engineering Teams (Developers, QA, DevOps).
✔ Head of Engineering and Technology Leadership.
✔ Product Management and Business Stakeholders.
✔ Customer Success and Solution Architects.
✔ External Technical Partners and Vendors.
Requirements
✔ Bachelor's or Master’s degree in Computer Science, Software Engineering, or a related field.
✔ 10+ years of experience in software development, with a proven track record .
✔ Strong experience in Python and modern software engineering practices.
✔ Expertise in cloud computing platforms (AWS, Azure, or GCP).
✔ Experience in architecting and developing scalable, high-performance applications.
✔ Hands-on experience with CI/CD pipelines, DevOps tools, and automation.
✔ Deep understanding of microservices, monolith, APIs, and distributed systems.
✔ Strong experience with database technologies, including SQL and NoSQL.
✔ Excellent communication and leadership skills, with the ability to influence technical decisions across teams.
✔ A passion for mentoring, coaching, and fostering a strong engineering culture.
✔ Experience in defining and implementing technical governance and best practices.
Competences
✔ Strategic Thinking - 4
✔ Analytical Problem Solving - 4
✔ Technical Leadership & Mentorship - 4
✔ Communication & Collaboration - 3
Measures of success
✔ Technical leadership impact - measurable improvements in code quality, architecture, and scalability.
✔ Delivery of high-quality software within agreed timelines and business requirements.
✔ Successful mentorship - improvement in team skill levels, problem-solving capabilities, and innovation.
✔ Reduction of technical debt through strategic refactoring and modernization.
✔ Engineering team satisfaction - based on feedback and collaboration effectiveness.
✔ Improvements in system performance, stability, cost-optimization, and security.
✔ Adoption of best practices and emerging technologies across teams.
✔ Contribution to company-wide strategic initiatives through technical innovation and leadership.
Exp - 4-6 years
Immediate joiners preferred
Location - Bangalore
Java + Spring boot
Microservice
MYSQL
Design principal
-Clear Communication: Practice clear and concise communication to effectively convey technical concepts.
- In-Depth Knowledge: Be prepared to provide detailed insights into experiences with specific technologies and tools, showcasing expertise.
- Specific Examples: Share real-world examples or projects where they have applied the mentioned technologies to demonstrate practical knowledge.
- Problem-Solving Skills: Be ready to discuss how they have solved real-world technical challenges in previous roles.
- Continuous Learning: Emphasize a commitment to continuous learning and staying updated with industry trends, especially in rapidly evolving fields like cloud technologies.
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large scale social or location-based app.
- 2+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
- 4+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.
- Bachelor’s degree in computer science, engineering, or a related field.
- At-least more than 1+ Years of Experience in a similar role would be desired.
- Excellent technical, diagnostic, and troubleshooting skills.
- Strong leadership skills to drive good coding and design practices across multiple engineering teams
- Willingness to build professional relationships with staff and clients.
- Excellent communication, motivational, and interpersonal skills.
- Expertise in architecting, building, and maintaining ultra-low latency, cost-efficient systems in cloud environments
- Excellent track record in modernizing cloud-based applications using micro services, containers, and other architectures
- Experience and working knowledge in building large-scale, data-intensive Text search applications using Solr / Elastic Search is a Must
- Experience and working knowledge of AI/ML/ML Ops with respect to building large-scale, data-intensive applications would be a Plus
- Experience and working knowledge in building Java based Spring Boot micro-services integrated with any messaging framework
- Driven, Highly-motivated and passionate towards development & innovation
- Determining project requirements and developing work schedules for the team.
- Delegating tasks and achieving daily, weekly, and monthly goals.
- Liaising with team members, management, and clients to ensure projects are completed to standard.
- Identifying risks and forming contingency plans as soon as possible.
- Analyzing existing operations and scheduling training sessions and meetings to discuss improvements.
- Keeping up-to-date with industry trends and developments.
- Updating work schedules and performing troubleshooting as required.
- Motivating staff and creating a space where they can ask questions and voice their concerns.
- Being transparent with the team about challenges, failures, and successes.
- Writing progress reports and delivering presentations to the relevant stakeholders.
- Extremely hands-on in delivering Development and R&D tasks
- Design, plan and perform dev-analysis to determine effort estimates on every sprint for the team
- Running Demo's, ensuring thorough documentation of the features built
- Identify & Plan upgrades to technologies & frameworks from time-to-time

Through Bhanzu, we aim to eradicate math phobia and encourage careers in math and STEM fields among learners from across the world. Bhanzu is bridging the gap between dreams and competence, by enabling students to realise their full potential and introduce them to science, coding and AI, through the lens of math.
Responsibilities
● Design, develop, test, deploy and maintain software
● Delivering high quality and well-structured code
● Manage individual project priorities and deadlines
● Participate in enhancing tools and processes
● Participate in production observance and technical incident management
● Ability to quickly learn and adapt to keep up in a fast-paced environment
Must haves
● Strong data structure concepts
● Great problem-solving skills
● Strong experience in Python
● Experience in Microservices and Docker
● Exposure to RDBMS and/or NoSQL databases
● Working knowledge of MongoDB/DynamoDB



Company Introduction (apna)
We are building a novel platform to create better economic opportunities for the blue/grey
workforce around the world. We are a very product focused and customer obsessed company. Delivering high quality products at lightning speed is our USP. If you are looking for challenging work and rapid merit based growth in your career, look no further and welcome aboard.
Checkout our product on Google Play store apna - Job Search App | Job Groups
Job Description
We are looking for a Senior Back-End Engineer responsible looking for engineering ownership of one/many products at apna. Your primary focus will be 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 (Android + WebApp). A basic understanding of front-end technologies is therefore necessary as well.
Responsibilities
● Take ownership of end-to-end product development
● Be champion of Test Driven Development methodology
● Building reusable code and libraries for future use
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Technical Documentation around the owned product
Skills And Qualifications
● Expert level in OOPS concepts and REST API development
● Proficiency in one or more of the following languages: Python, Java, Ruby, Go
● Knowledge around ElasticSearch, Celery, Redis is must
● Integration of multiple data sources and databases into one system
● Implementing automated testing platforms and unit tests
● Proficient understanding of code versioning tools, such as Git
● Knowledge of GCP would be a plus
Perks
● Have autonomy to work from home. Only one rule: Get things Done!
● We promote and celebrate team members contributing at a variety of professional
conferences and events. Be a speaker, contribute to open sourcepublish academic
work, publish an online blog showing your expertise. we are here to encourage you!
● You join us in your current area of expertise and let us know about your personal
professional goals. Looking to start your company? Further studies at the best institutes?
Want to change career track? We make sure you reach there!
● Generous pool of ESOPs


We are looking for a Sr. Backend Developer to produce scalable software solutions. You’ll be
part of a cross-functional team that’s responsible for the full software development life cycle,
from conception to deployment.
As a Sr. Backend Developer, you should be comfortable around both front-end and back-end
coding languages, development frameworks and third-party libraries. You should also be a team
player with a knack for visual design and utility.
Responsibilities
Work with development teams and product managers to ideate software solutions
Design client-side and server-side architecture
Build the scalable applications using microservice architecture.
Develop and manage well-functioning databases and applications
Write effective APIs
Test software to ensure responsiveness and efficiency
Troubleshoot, debug and upgrade software
Create security and data protection settings
Build features and applications with a mobile responsive design
Write technical documentation
Work with data scientists and analysts to improve software
Requirements
Proven experience of 2+ years as Backend Developer or similar role
Experience developing desktop and mobile applications
Familiarity with common stacks, and excellent understanding of MVC architecture.
Good Knowledge of. Python and Django framework, having experience with Flask, FastAPI and
Falcon is a plus.
Experience with NoSQL, Elastic Search, Celery, Redis, RabbitMQ.
Experience with databases (e.g. Postgres, MySQL, MongoDB), web servers (e.g.
Apache/Nginx) and UI/UX design
Knowledge of digital marketing tools
Familiarity with Google AdWords API, Google Analytics API, Facebook Ads API etc.
Familiarity of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML,
jQuery)
Excellent communication and teamwork skills
Great attention to detail
Organizational skills
An analytical mind



