Senior Systems Developer - JAVA

Job Title : Node.js Developer

Location : Gurgaon

Working Days : 5 Days

Experience : 3+ Years

Key Skills : Node.js, JavaScript, RESTful APIs, MongoDB, Express.js

Responsibilities :

• Design, develop, and maintain scalable Node.js applications.
• Implement APIs to integrate with front-end applications and third-party services.
• Optimize applications for maximum speed and scalability.
• Collaborate with cross-functional teams to deliver high-quality solutions.
• Ensure code quality and application reliability through testing and debugging.

Requirements :

• Strong proficiency in JavaScript and Node.js.
• Experience with frameworks like Express.js.
• Knowledge of databases such as MongoDB or MySQL.
• Familiarity with Agile methodologies and version control systems (e.g., Git).
• Excellent problem-solving skills and attention to detail.

Benefits :

• 5-day workweek for a healthy work-life balance.
• Competitive salary and opportunities for growth.

Objective of the Role: 

We are looking for a Senior Software Engineer with expertise in Java to take a lead role in developing and delivering innovative solutions. This role demands a proactive approach to ownership, driving initiatives from concept to deployment, and ensuring high-quality outcomes that align with both technical and product goals. 

You Will: 

• Design, implement, and maintain Java-based applications with a focus on high-volume, low- latency. 
• Work on managing Java APIs/microservices development teams. 
• Develop and release cycle modern Java-based web applications. 
• Create Spring Boot-based microservices templates for product engineering teams. 
• Develop full-stack solutions using Java, Spring, and databases like Postgres and MySǪL. 

You must have: 

• Bachelor's degree in Computer Science or related field. 
• 6 to 8 years of experience in Java development, and at least 2-3 years of experience in Telecom domain.
• Experience in designing the HLD and LLD. 
• Proficiency in core Java, JPA, PostgreSǪL, Spring Boot, and microservices. 
• Experience using AI assistants for developing Java features such as REST APIs and exception handling, with demonstrated ability to make production-ready modifications and validate solutions through unit and integration testing. 
• Strong understanding of Java frameworks like Spring and Hibernate. 
• Hands-on experience with RESTful web services and API gateway. 
• Knowledge of design patterns, data structures, and algorithms. 
• Excellent problem-solving skills and analytical reasoning. 

Strong Senior Backend Engineer profiles

Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems

Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).

Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework

Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization

Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices

Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)

Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D

Mandatory (Education) – Candidates from Tier - 1 engineering institutes (IITs, BITS, are highly preferred)

We are looking for an experienced Java Support Engineer with 4+ years of hands-on experience in supporting and maintaining Java/Spring Boot-based applications. The ideal candidate will be responsible for production support, debugging issues, and ensuring smooth application performance.

Key Responsibilities:

• Provide L2/L3 support for Java/Spring Boot applications in production and non-production environments.
• Perform incident analysis, root cause identification, and apply quick fixes or permanent solutions.
• Handle application deployments, environment monitoring, and performance tuning.
• Collaborate with development, DevOps, and database teams to resolve technical issues.
• Write and debug SQL queries, manage data fixes, and ensure database integrity.
• Use monitoring tools like Splunk, Kibana, or ELK Stack for issue investigation.
• Prepare documentation for recurring issues and maintain knowledge base.

Technical Skills:

• Strong in Core Java, Spring Boot, RESTful APIs
• Good knowledge of SQL / PL-SQL (Oracle / MySQL / PostgreSQL)
• Familiar with Linux/Unix commands and Shell scripting
• Exposure to microservices architecture and CI/CD tools (Jenkins, Maven)
• Hands-on experience with application monitoring and log analysis tools
• Knowledge of cloud (AWS / Azure) environments is a plus

Soft Skills:

• Strong problem-solving and analytical mindset
• Good communication and teamwork skills
• Ability to work under pressure and handle on-call support if required

• Having around 8+ years of Experience in IT industry in Software Development.
• Sound knowledge in Core Java
• Having work experience in SDN/NFV, Orchestration
• Having work experience in Open source and Open Flow Controller(SDN).
• Experience in Aglie methodology.
• Good Knowledge on MySQL ,Postgresql or any Timeseries DB,Kafka, Zookeeper
• Good Knowledge on ONOS, ODL (OpenDaylight) OpenKilda,Mininet.
• Having work experience in MVT/MVC architecture.
• Having good knowledge networks, devices, service modeling and automation in systems.
• Having work experience on API & JSON implémentation.
• Knowledge in OpenStack,Ansible, Shellscript, Chef, Puppet,
• Good Understanding of Software Development (i.e. SDLC)
• Good team player enthusiastic and quick learner
• Good interpersonal skill, commitment, result oriented with a quest and learn new technologies and understanding challenging tasks
• Knowledge in AWS, AZURE Cloud

Requirements

• High self motivation to lead & build projects from beginning to end;
• You've shipped multiple products and are willing/able to demonstrate how you solved specific problems to solve users needs;
• Excellent communication in presenting your code and communicating what problems they are solving while giving/receiving feedback;
• Ability to quickly grasp goals and requirements from light specifications;
• Must be able to effectively & efficiently work with stakeholders spreads across many timezones;
• 5+ years of Android experience working in a modern commercial web development environment and shipping solid product;
• Experience in Springboot, Microservices, JPA, oracle database.
• Must have experience in authentication mechanism like LDAP, SSO, any authentication server, role management

Perks

• Ground floor opportunity with the team; shape the strategic direction of the company.
• Work with sharp, motivated and passionate co-workers spread across many regions.
• Rare opportunity to make real positive impact on the world!

• Build large scale enterprise applications.
• Responsible for providing deep technical expertise in designing and delivering end to end high performance, scalable & flexible solutions using Java and Open Stack technologies including Mobility/Responsive Web apps, APIs, application & data Integration, scalable databases, DevOps, Cloud Computing.
• He/ She would be also responsible to experiment, explore and demonstrate application of new technologies by means of conducting quick prototypes to solve business problems. Work with the direction from Solution Architect/ Enterprise Architect and co-create solutions with rest of the IT delivery teams

ABOUT ZYCUS:

Headquartered in Princeton, U.S. in 1998, Zycus has grown every day to be established as an organization which now is a leading global provider of complete Source-to-Pay suite of procurement performance solutions.

We develop cloud-based (SaaS) https://workable.com/nr?l=https%3A%2F%2Fwww.zycus.com%2Fsolution%2Fprocurement-performance.html">Source-to-Pay solutions for large global enterprises, and have successfully deployed about 200 solutions to over 1000 Global clients. We are proud to have as our clients, some of the best-of- breed companies across verticals like Manufacturing, Automotive, Banking and Finance, Oil and Gas, Food Processing, Electronics, Telecommunications, Chemicals, Health and Pharma, Education and more. 

With a team of 1000+employees, we are present in India with 3 development centers at Bengaluru, Mumbai & Pune and offices in the https://workable.com/nr?l=https%3A%2F%2Fwww.zycus.com%2Fcareers%2FUS-Careers.html">U.S., U.K., Australia, https://workable.com/nr?l=https%3A%2F%2Fwww.zycus.com%2Fpress-releases%2Fzycus-expands-middle-east-presence-with-new-location-in-dubai.html">Dubai and https://workable.com/nr?l=https%3A%2F%2Fwww.zycus.com%2Fpress-releases%2Fzycus-continues-global-expansion-with-new-office-in-singapore.html">Singapore, Amsterdam. 

https://workable.com/nr?l=https%3A%2F%2Fwww.zycus.com%2Fcompany%2Fcareers.html">Know more about the LEADER of: https://workable.com/nr?l=http%3A%2F%2Fcampaign.zycus.com%2FGMQ2017">Gartner’s 2013, 2015 & 2017 Magic Quadrant for Strategic Sourcing Application Suites and https://workable.com/nr?l=http%3A%2F%2Fcampaign.zycus.com%2FThe-Forrester-Wave-eProcurement-Q2-2017-Zycus-Named-a-Leader">The Forrester Wave™: eProcurement, Q2 2017

1. Involvement in the full software development life cycle with stringent needs on (i) time to market, & (ii) quality of product - functional and non-functional aspect.
2. Ownership of complex software architectures, operational metrics, and running the day to day business operations.
3. Designing and defining the interaction between the different components and teams.
4. Work closely with peers and product managers to develop great technical design and approach for new product development.
5. Definition of, and compliance with, a world-class build/release and configuration management process.

This position will report in to Director of engineering & the roles & responsibilities are as below: 

1. Identify the technologies that would be used for the product.
2. Recommend the development methodology and framework for the project.
3. Provide the overall design and structure to the application.
4. Ensure that the product is adequately defined & documented.
5. Establish design/coding guidelines and best practices, and drive usage of design patterns.
6. Enforce compliance with coding guidelines using code reviews etc.
7. Build solution which is easily configurable, deploy-able and secure in SaaS environment.
8. Responsible for planning product iterations & releasing iterations on schedule.

   The Applicant with a total experience of 10-20years, should have hands-on development experience in Core Java and J2EE with proven expertise in writing application architecture and core design ground up with sound algorithmic thought process enabling bullet-proof application performance in terms of key drivers like security, load, scalability, etc.

   Skills and Technologies:
   1. Versatile experience with delivering highly available services on multiple technology stacks in traditional data centers, public clouds, and private clouds.
   2. Core Java, J2EE, Spring, Hibernate, JMS/Rabbit MQ/Kafka, Web-Services, Oracle, MSSQL, JSP-Servlets, , Design Patterns.

   Nice to have: New edge technology (Hadoop, AWS, Spark, RabbitMQ etc)

   Team mentoring:

   1. Mentor developers for difficult tasks & provide technical advice and guidance to the Tech Leads.
   2. Guide the team is doing POCs and early risk assessments.

      Leadership Abilities:

      • Optimize & effectively manage resources and time of the team members.
      • Identify, track and mitigate risks to the product
      • Should not hesitate to carry out healthy and constructive confrontation with team members, peers and managers for the benefit of Product.
      • Along with a competitive compensation structure, Zycus believes in an open culture learning environment, where everyone gets a chance to share their ideas and deliver par excellence.