Computer Scientist

 We are looking for skilled and motivated Software Engineers to join our growing team and work on cutting-edge projects with leading Japanese company in Japan. This role involves full-cycle system and application development across various domains including finance, healthcare, public systems, and web technologies. Candidates will be engaged in both frontend and backend development, database management, testing and end-to-end system integration from requirement gathering and analysis to deployment and maintenance.

Job Description: Principal Engineer (Full Stack Architect)

Job Title: Full Stack Architect

Location: Hyderabad, India

Experience: 15Years to 20 years (4+ years in Enterprise Architecture)

Technology Stack: MERN (MongoDB, Express, React, Node.js), Distributed Systems, Cloud (GCP/Azure), Neo4j, Vector Databases, SQL and NoSQL Databases, Knowledge Graphs.

Industry: Enterprise Software, Large-Scale Distributed Systems, Machine Learning

Job Summary

As a Full Stack Architect, you will play a pivotal role in designing and architecting large-scale distributed systems with a strong focus on the MERN stack (MongoDB, Express.js, React, Node.js). You will lead the design and implementation of enterprise-grade software solutions that leverage cloud infrastructure (GCP/Azure), knowledge graphs (Neo4j), vector databases, and machine learning at scale. In this role, you will work closely with cross-functional teams including data scientists, cloud engineers, and front-end developers to deliver high-performance, secure, and scalable applications.

This role requires a deep understanding of distributed systems architecture, graph databases, machine learning systems, and cloud computing, with a strong focus on building solutions that meet business and technical needs. The ideal candidate will have 12+ years of experience with a proven track record of architecting full-stack systems and leading engineering teams in a fast-paced, innovative environment.

Roles and Responsibilities

Full Stack Architecture: Design, develop, and maintain highly scalable, distributed, and fault-tolerant enterprise applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

Distributed Systems: Architect and design large-scale distributed systems that handle high- volume, low-latency data processing.

Cloud Engineering: Implement and maintain cloud infrastructure solutions on GCP or AWS,ensuring high availability, scalability, and performance.

Knowledge Graphs and Databases: Design and optimize complex data models using Neo4j, vector databases, and other NoSQL solutions to manage interconnected data efficiently.

Enterprise Solutions: Architect and deliver cloud-native enterprise software solutions that meet enterprise-grade security, compliance, and performance requirements.

Data Structure & Algorithms (DSA): Lead by example in writing efficient, high-performance code and optimize software with a strong focus on algorithms, data structures, and system design principles.

Collaboration: Work with engineering, data science, and product teams to translate business requirements into scalable technical solutions.

Mentorship: Mentor junior engineers and foster a collaborative team environment.

Performance Optimization: Ensure system performance, scalability, and reliability throughcode reviews, optimizations, and best engineering practices.

Documentation & Best Practices: Maintain comprehensive architecture documentation and promote engineering best practices across teams.

Mandatory Requirements

Experience: 12+ years of full-stack development experience, with significant expertise

in building and architecting applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

 Distributed Systems: Proven track record of architecting and implementing large-scale

distributed systems with a focus on reliability, scalability, and performance.

 Cloud Expertise: Extensive hands-on experience with cloud infrastructure (GCP or AWS),

with a deep understanding of cloud services such as compute, storage, networking, and

security.

 Database Systems: Expertise in NoSQL databases like MongoDB and graph databases like

Neo4j. Experience with vector databases for high-dimensional data processing.

 Knowledge Graphs: Hands-on experience in designing and working with knowledge graphs

for solving complex data relationships.

 Data Structures & Algorithms: Strong knowledge of DSA with practical experience in

solving complex technical challenges.

 Microservices Architecture: Experience in designing and developing microservices-based

architectures and ensuring high availability.

 DevOps ; Automation: Knowledge of DevOps practices (CI/CD), containerization (Docker), and orchestration (Kubernetes).

 Agile Methodologies: Experience with Agile development methodologies, including SCRUM, TDD, and iterative development.

Nice-to-Have Requirements

 Front-End Expertise: Advanced experience with React.js, with knowledge of modern front- end technologies (Next.js, Redux, TypeScript).

 Cloud Certifications: Google Cloud Professional Architect or Azure Certified Solutions Architect certifications.

 Data Engineering: Hands-on experience with data pipelines, ETL processes, and big data technologies (e.g., Apache Spark, Kafka).

 AI/ML Ops: Experience in deploying machine learning models using MLOps frameworks and automating ML pipelines.

 Graph Analytics: Experience in graph algorithms and analytics, with the ability to model and query complex relationships in a graph database.

 System Design: Experience in conducting system design reviews, providing insights into performance bottlenecks, scalability, and trade-offs.

 Security & Compliance: Knowledge of enterprise-level security protocols and data privacy compliance frameworks (e.g., SOC2, GDPR).

Leadership: Proven experience in leading cross-functional teams, setting technical roadmaps, and ensuring alignment between business and technical goals.

• Drive the architecture and design of large-scale, multi-tiered, distributed software applications, tools, systems and services using object-oriented design, distributed programming, Java/Node/ Python, .Net.
• Hands on experience in delivering high quality software products.
• Gather business and functional requirements from external and/or internal customers and end-users, and translate requirements into technical specifications to build robust, scalable, supportable solutions that work well between a ranges of complex systems.
• Serve as technical lead throughout the full development lifecycle, end-to-end, from scoping, planning, conception, design, implementation and testing, to documentation, delivery and maintenance.
• Provide design reviews for other engineers, including feedback on architecture and design issues, as well as integration, performance and scalability.
• Manage resources on multiple technical projects and ensure schedules, milestones, and priorities are compatible with technology and business goals.

Rejolut is one of the award winning fastest growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.

The ideal candidate will be responsible for developing highly scalable and secure code.

Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library at God Speed
-Able to come with optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open source code

Desired Candidate Profile:-

• At least three years’ experience with:
  • Writing HTML, CSS, and JavaScript. Being up on latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum)
  • A relevant back-end programming language ( e.g.Python, Ruby or JavaScript )
  • Database design and management, including being up on the latest practices and associated versions
  • Server management and deployment for the relevant environment
• Familiarity with a relevant and globally supported framework—both front-end and back-end, if necessary—( e.g., React, Vue or Angular)
• Ideally, familiarity with CSS preprocessors, bundlers, and associated languages/syntaxes/libraries ( e.g., Sass, Less, and webpack )
• Thorough understanding of user experience and possibly even product strategy
• Experience implementing testing platforms and unit tests
• Proficiency with Git 
• Appreciation for clean and well documented code

Culture

- Fast-paced, intellectually stimulating, steep learning, and growth

- Close-knit, hardworking, supportive colleagues

- Challenging work

- Flat organization with no hierarchy

- If you like problem solving, and love latest technology, there are very few better places

How we are different 
 -We are young and dynamic team who are obsessed with solving business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology

 Why to join us
 -We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company ho are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry

• Expertise with NodeJS (extensively using ExpressJS), AngularJS and MySQL
• Rich user interface development experience with HTML5, JQuery, w3css/bootstrap etc and JavaScript frameworks like AngularJS and Angular 
• Expertise in building real-time web applications using MQTT, Websocket, Socket.IO, and EventSource frameworks
• Comfortable with developing MVC architecture-based code
• Comfortable in using at least one of the Graph/Chart libraries
• Ability with report generation from HTML contents
• Skilled in implementing security features across the applications and components
• Experience with tools usage - Code quality, Memory/CPU profiling tools
• Skilled with code optimization techniques
• Experience with docker container usage
• Experience with LDAP is a plus
• Strong troubleshooting techniques
• The strong defect resolution process for minimized latency
• Familiarity with confluence management (JIRA)
• Good to have a basic understanding of PHP frameworks like Yii, Codeigniter and databases like  MongoDB
• Good to have strong networking fundamentals, prior working experience in network technologies and protocols
• Ability to build supportability features to reduce the defects in software components
• Knowledge of GNU tools, revision control software (SVN, Git, etc.) and development lifecycle is a plus

• Proficiency in Java, with a good understanding of its ecosystems
• 2+ Yrs experience in microservices
• Sound knowledge of Object-Oriented Programming (OOP) Patterns and Concepts
• Familiarity with different design and architectural patterns
• Skill for writing reusable Java libraries
• Know how of Java concurrency patterns
• Basic Understanding of the concepts of MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services
• Experience in working with popular web application frameworks like Play and Spark
• Relevant Knowledge of Java GUI frameworks like Swing, SWT, AWT according to project requirements
• Ability to write clean, readable Java code
• Experience in handling external and embedded databases
• Understanding basic design principles behind a scalable application
• Skilled at creating database schemas that characterize and support business processes
• Basic knowledge of JVM (Java Virtual Machine), its drawbacks, weaknesses, and workarounds
• Implementing automated testing platforms and unit tests
• In-depth knowledge of code versioning tools, for instance, Git
• Understanding of building tools like Ant, Maven, Gradle, etc
• Expertise in continuous integration
• Other required skills of a java developer include the basic knowledge of:
• JavaServer pages (JSP) and servlets
• Web frameworks like Struts and Spring
• Service-oriented architecture
• Web Technologies like HTML, JavaScript, CSS, JQuery
• Markup Languages such as XML, JSON
• Abstract classes and interfaces
• Constructors, lists, maps, sets
• File IO and serialization
• Exceptions
• Generics
• Java Keywords like static, volatile, synchronized, transient, etc
• Multi-threading and Synchronization

The Position Summary

In this role, you will work with Huron and client team members throughout the entire implementation lifecycle, including planning, configuration, design, build, testing, training, change management, go-live, and post-production support.  The Consulting Associate will be responsible for all aspects of Oracle EPM Cloud system implementation including requirement gathering, application design, application configuration, and implementation.

Must have skill: Require

Java: Core Java, Spring Framework, RESTful API

Front End: Angular, React js

Database: Oracle, PL/SQL

Application Server: WebLogic

**Should be Aware of**

CI/CD pipeline

Good to have the Testing Tools knowledge

Sonarqube, Junit, Mockito

Interested kindly share cv at adityawadhera(dot)cw@ hcg(dot)com