Software Engineer, Low-Latency Systems

Key Responsibilities:

• Design, develop, and maintain scalable backend applications using Java and Spring Boot.
• Build and consume RESTful APIs and ensure secure, reliable API integrations.
• Develop microservices-based architecture and deploy applications in cloud environments.
• Work with cloud platforms such as AWS/Azure/GCP for application deployment and management.
• Write clean, maintainable, and efficient code following best practices.
• Implement CI/CD pipelines and support DevOps practices.
• Optimize applications for performance, scalability, and reliability.
• Collaborate with cross-functional teams including frontend, QA, DevOps, and product teams.
• Participate in code reviews, technical design discussions, and architectural decisions.
• Troubleshoot production issues and provide timely resolution.

Required Skills & Qualifications:

• 5–10 years of hands-on experience in Java (Java 8 or above).
• Strong experience with Spring Boot, Spring MVC, Spring Data, Spring Security.
• Solid understanding of RESTful API design & development.
• Experience in microservices architecture.
• Hands-on experience with at least one cloud platform (AWS / Azure / GCP).
• Knowledge of containerization tools like Docker and orchestration tools like Kubernetes.
• Experience with relational and/or NoSQL databases (MySQL, PostgreSQL, MongoDB).
• Familiarity with CI/CD tools (Jenkins, GitHub Actions, etc.).
• Strong understanding of Git and version control practices.
• Good understanding of design patterns and object-oriented programming principles.

This Is NOT a Typical Java Role If your experience is mostly CRUD APIs, controller wiring, or shallow service layers — this role is not for you. We are looking for a top tier backend engineer who thrives on: 

* Designing complex algorithms 

* Building high-performance, memory-efficient systems 

* Owning deep backend logic that actually moves the needle 

You will work close to the core engine of the product, not the edges.

What You’ll Be Trusted With 

* Architect and build backend systems that must perform under load 

* Design and implement custom algorithms for real-world, non-trivial problems 

* Solve performance bottlenecks involving CPU, memory, I/O, and concurrency 

* Build backend services where latency, throughput, and correctness matter 

* Own document & PDF processing pipelines end-to-end:     

-Composition     

-Rendering     

-Optimization     

- High-volume generation 

* Make hard technical decisions and stand by them

Non-Negotiable Skills 

* Exceptional Java expertise (Core Java, Spring Boot, Java 8+) 

* Strong command over:     

• Data structures & algorithms 
• Multithreading & concurrency models     
• JVM internals & memory management 

* Proven experience building custom algorithms (this will be evaluated) 

* Deep backend engineering experience with Spring / Spring Boot 

* Strong understanding of:     

• API design principles     
• Fault tolerance & resilience     
•  Performance tuning & profiling 

* Ability to reason about time complexity, space complexity, and trade-offs 

* Strong database fundamentals (query optimization, indexing, transactions) 

* Experience with message brokers (ActiveMQ, Kafka, RabbitMQ) 

* Exposure to Kubernetes-based deployments or large-scale microservices 

Interview Focus (Be Prepared) 

* Algorithm design & problem solving 

* Deep Java fundamentals 

* System design discussions (backend-heavy) 

* Performance tuning scenarios 

* Real-world debugging and optimization challenges

We prefer candidates who can attend a walk-in interview and join immediately.

Job Description: Senior Java Developer with Leadership Experience

Position: Lead Developer

Experience: 5-8 Years

Location: Noida

Job Type: Full-time

Overview:

We are seeking a highly skilled and experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a minimum of 5 years of experience in Java development, with a strong focus on leadership and team management. This role requires a proactive individual who can guide others, provide instant solutions, and ensure the successful completion of technical projects.

Key Responsibilities:

• Team Leadership: Lead, mentor, and manage a team of Java developers, fostering a collaborative and productive work environment.
• Project Management: Oversee the planning, execution, and delivery of projects, ensuring they are completed on time and within budget.
• Technical Guidance: Provide expert guidance on Java, JSP, Servlets, Spring Boot, and Hibernate, ensuring best practices and high-quality code standards.
• Problem Solving: Quickly identify, analyze, and resolve technical issues, providing instant and effective solutions.
• Code Review: Conduct regular code reviews to maintain code quality, performance, and security.
• Server Management: Manage server configurations, deployments, and troubleshooting to ensure optimal performance and uptime.
• Collaboration: Work closely with cross-functional teams, including QA, DevOps, and Product Management, to align development activities with business goals.
• Continuous Improvement: Stay updated with the latest industry trends and technologies, and continuously improve development processes and practices.
• Documentation: Ensure comprehensive documentation of all technical specifications, project plans, and procedures.

Qualifications:

• Education: Bachelor’s degree in Computer Science (tier 1/2), Information Technology, or a related field.
• Experience: Minimum of 5 years of hands-on experience in Java development, Minimum 1 year experience in leading Team

Technical Skills:

• Proficiency in Java, JSP, Servlets, Spring Boot, and Hibernate.
• Strong understanding of server-side technologies and server management.
• Experience with version control systems like Git.
• Familiarity with database management systems, particularly SQL.
• Fluency in English
• Leadership Skills: Proven experience in leading and managing development teams.
• Problem-Solving Skills: Strong analytical and problem-solving abilities.
• Communication Skills: Excellent verbal and written communication skills, with the ability to convey complex technical concepts to non-technical stakeholders.

Benefits:

● Provident Fund

Schedule:

● Day shift

● Fixed shift

● Monday to Friday

● Morning shift

• Develop new features understanding current architecture of system
• Responsible to design , develop, test, integrate and support product life cycle.
• Developing existing systems by analyzing and identifying areas for improvements
• Creating Design/Architecture documents, technical specifications, and test cases in line with Quality systems
• Maintaining systems by identifying and correcting software defectsDeveloping / Influencing Requirements.
• Willing and flexible to work on C++ 
• Consulting internal / external stakeholders concerning maintenance and performance of software systems; implementing software solutions
• "Strong Object Orientated C++

• Total of 3-5 years of experience building cutting-edge products.
• Must have a degree in Computer Science or a related field. Strong understanding of object-oriented programming, concurrency, and fundamentals of computer science.

• Technically Hands-on, prior experience with scalable Architecture.
• Bring 3-5 years of software engineering and product delivery experience, with a strong background in algorithms.
• Excellent command over Data Structures and Algorithm Proficiency in implementation of algorithms and use of advanced data structures to solve problems in computing
• Exceptional coding skills in an Object-Oriented programming language (Python preferred with Django framework).
• Strong problem-solving and analytical skills.
• Experience with web technologies Java/Python, Linux, Apache, MySQL, solr, memcache, redis.
• Experience in architecting & building real-time, large-scale e-commerce applications.
• Experience with high-performance websites catering to millions of daily traffic is a plus.

• Java/ Python, MySQL, Redis, ElasticSearch, Problem Solving, Scalability, Design Patterns, Distributed System

• Develop complex software products that include scale, algorithmic complexity, and a huge amount of data.
• Build cutting-edge scalable systems by writing simple and efficient code.
• Code, develop, design, and architect features related to the existing application. We expect you to own modules end to end and take pride in the work products you ship
• Contribute to all aspects of an agile software development lifecycle including design, architecture, development, documentation, testing, and operations.
• Design, implement, and maintain highly scalable, multi-tier, distributed server software applications
• Deliver across the entire app life cycle, design, build, deploy, test, release to app stores, and support
• Working directly with developers and product managers to conceptualize, build, test, and release products
• Take responsibility for performance and stability for all server functions
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

• Develop, design, and implement embedded applications.
• Prepares appropriate documentation as required by internal product development processes and regulatory agencies such as FDA and ISO.
• Write technical specifications for interfaces and testing.
• Design and develop medical device software products with extensive knowledge of technical principles, theories, and concepts in the Software Development field.
• Conducts and participates in the design, code, and test reviews and inspections, ensuring application of software engineering best practices, as well as the feasibility, efficacy, and compliance to functional and regulatory standards.
• Works closely with the software team, the software verification team, the functional manager, and the project manager.
• Collaborates with distributed, cross-functional teams to ensure products meet quality, performance, scalability, reliability, and schedule goals.
• Investigates software, hardware, and system problems using a variety of techniques and provides innovative solutions.
• Conduct and participate in reviews and inspections for all elements in the software lifecycle to ensure that our software quality and customer satisfaction goals are achieved

Qualifications

• Bachelor’s degree in Software or Electronics related Engineering discipline or related field with 6+ years of experience.
• Experience designing and developing embedded solutions.
• Proficient in programming languages - C, C++.
• Ability to understand the electrical schematics and work closely with the electrical team.
• Experience with Real-Time Operating Systems.
• Experience writing/interfacing with device drivers
• Experience with CAN, TCP/IP, RS232 communication protocols
• Experience in Agile development processes and philosophies.
• History of driving project execution and timely delivery while ensuring a quality focus.
• Ability to work in a fast-paced, and often ambiguous environment where continuous improvement is a way of life.
• Excellent teaming skills to work with cross-functional and in a multi-site software team

Preferred Qualifications:

• Experience with In Vitro Diagnostic domain is a plus.
• Experience with OOA/OOD development methodologies and design patterns a plus.
• Understanding software development processes for a regulated environment (ISO9000/FDA) a plus.
• Experience in medical device design & development a plus.