Tech Lead

Job Role: Sr. Full Stack Developer

Experience- Min 6 Years

Location-Bangalore

Company Profile- https://www.wissen.com/

Domain 

Fintech, Banking, Capital Markets, Investment Banking 

Job Summary 

We are looking for a highly experienced Senior Full Stack Engineer with strong hands-on expertise in Java, Spring Boot, AWS,React, and DynamoDB. The ideal candidate will have a strong background in building secure, scalable, high-performance applications for financial services, with experience in regulated environments such as banking, capital markets, or investment banking. 

Key Responsibilities 

• Design, develop, and maintain scalable backend services using Java and Spring Boot. 
• Build responsive and reusable user interfaces using React. 
• Design and optimize data models and access patterns in DynamoDB. 
• Develop RESTful APIs and integrate them with front-end and downstream systems. 
• Work on microservices-based architecture and cloud-native application design. 
• Collaborate with product managers, business analysts, architects, QA, and DevOps teams to deliver business-critical solutions. 
• Ensure application security, performance, reliability, and maintainability. 
• Participate in code reviews, architecture reviews, and design discussions. 
• Troubleshoot production issues and support enhancements in live environments. 
• Follow SDLC, Agile, and DevOps best practices in a fast-paced financial services environment.
•  

Required Skills 

• 8+ years of experience in software development. 
• Hands-on experience working on React, AWS cloud environment and DynamoDB.  
• Proficiency in Java, J2EE, Spring, Hibernate, REST API, Microservices.  
• Experience in developing applications using J2EE Design Patterns and AWS services. 
• Strong problem-solving skills and attention to detail. 
• Excellent communication and teamwork skills. 
• 
  
• Qualifications 
• Bachelor’s or Master’s degree in Computer Science, IT, or a related discipline. 
• Proven experience delivering enterprise-grade applications in regulated financial environments. 

Hi,

Please find the job description for Cloud Devops Engineer role with Wissen Technology.

Website and Company profile:

www.wissen.com

LinkedIn Page:

https://www.linkedin.com/company/wissen-technology/

Interview Process : There will be 3 rounds of interview. 1 will be in office.

Client- (Hybrid Work Mode) (Product based organization)

Location:Bellandur,Bengaluru

JD:

Experience Level: 4-8 years

About the Role:

We are seeking a skilled AWS Engineer with strong expertise in AWS cloud services, Amazon EKS, and Kubernetes to join our team in Bengaluru. The ideal candidate will have a deep understanding of cloud infrastructure and container orchestration, with minimal Java development experience (10%) to support application integration.

Required Skills and Qualifications:

• 3-6 years of experience in AWS cloud engineering and architecture.
• Strong expertise in Amazon EKS and Kubernetes for container orchestration.
• Preferably certified in CKA (Certified Kubernetes Administrator) and AWS Certified Solutions Architect or equivalent.
• Hands-on experience with AWS services (EC2, S3, RDS, Lambda, IAM, etc.).
• Basic proficiency in Java (10% of role) for supporting application integration.
• Familiarity with Infrastructure as Code (IaC) tools like Terraform or CloudFormation.
• Knowledge of CI/CD pipelines and DevOps practices.
• Strong problem-solving skills and ability to work in a fast-paced environment.
• MUST HAVE SKILLS:EKS,ArgoCD,Kubenetes,Gitops.

Preferred Qualifications:

• Experience with microservices architecture and Docker.
• Familiarity with monitoring tools like Prometheus, Grafana, or ELK stack.
• Understanding of networking and security best practices in AWS.

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.

1. Responsibilities 

   • • Collaborate with the core team building a state-of-the-art blockchain based SaaS. 
   • • Building front-end web applications using latest technologies. 
   • • Suggest and ideate high- and low-level design and architecture requirements for implementation of features. 
   • • Apply comprehensive knowledge and a thorough understanding of concepts, principles, and technical capabilities to perform varied tasks and projects. 
   • • Backend RESTful API Design and server-side development for web and mobile apps. 
   • • Develop and design database schemas on MongoDB. 
   • • Perform code reviews and unit tests to ensure code consistency and maintainability. 
   • • Setup alerts, monitoring & metrics, provision and manage resources on AWS Cloud. 

    

   Minimum Qualifications 

   • • Passion to solve complex problems of agriculture in a dynamic start-up environment 
   • • Flexible, curious, exploratory, and can-do attitude 
   • • Great sense of ownership and ability to work with very limited supervision 
   • • Bachelor's degree in Computer Science, related technical field, or equivalent practical experience. 
   • • 2-5 years of hands-on coding expertise in software engineering. 
   • • Experience with JavaScript, HTML, CSS. 
   • • Ability to speak English fluently. 

    

   Preferred Qualifications 

   • • Strong programming experience of 2+ years with Node.js, Express.js, MongoDB and Angular stack. 
   • • Strong problem solving/troubleshooting skills. 
   • • Experience with software design and architecture for building highly efficient and scalable systems. 
   • • Experience with MongoDB Atlas for database hosting and storage. 
   • • Experience with SDLC in an Agile work environment using tools like Jira and GitHub. 
   • • Experience with AWS Services like ECS, EKS, EC2, S3, Lambda, Load Balancing, Route 53, API Gateway along with Infrastructure provisioning and optimization. 
   • • Knowledge and experience of NoSQL Databases is a must. 
   • • Experience with DevOps, CI/CD pipelines on Jenkins, GitHub Actions, etc. 
   • • Experience with containerization environments like Docker & Kubernetes. 
   • • Experience with Material Design is an advantage. 
   • • Experience with TDD is an advantage. 
   • • Experience or familiarity of blockchain protocols like Hyperledger Fabric a big advantage. 

Skills Required 

• 5+ years of strong programming experience on the .NET platform(C#.NET)
• Proficient with Web application development – we leverage ASP.NET MVC/Asp.net core / Web API / Typescript / Angular (open to candidates experienced with Web development and zeal to learn) 
• Experience building applications leveraging Azure (or AWS) 
• Hands on experience on Html, CSS, JavaScript, and Bootstrap (or any other CSS framework) 
• Experience with SQL Server (Stored Procedures & UDF) and NoSQL (Cosmos DB or others) 
• Good grip on Fundamentals of CS, OOPS Concepts, SOLID Principles, Design Patterns and its usages 
• Ability to prepare both high level and low-level design of the system 
• Familiarity with TDD, CI/CD, GIT, DevOps 
• Experience with microservices architecture 
• Hands-on exposure to cloud technologies like( azure/ AWS)

Expectations 

• Provide technical leadership and functional help working closely with team members 
• Design, implement and maintain application within all phases of the software development life cycle (SDLC) on Microsoft Azure (or AWS)  
• Independently carry out the activities without much of guidance  
• Create, understand, and validate design and estimates and be able to justify them 
• Applies knowledge of principles and techniques to solve technical problems. 
• Works closely with other functions to understand customer needs and to develop product roadmaps 
• Strong troubleshooting and analytical skills and detail oriented 
• Comprehensive understanding of OOPS concepts, data structures, algorithms and product development techniques and theories  
• Should be able to design schema for enterprise level applications 
• Should be able to apply design patterns 
• Should be open to face new challenges and learn new technologies.
• Should be ready to create proof of concepts and explain the value created out of it.
• Responsible for Deliverables on time
• Experience with debugging, performance profiling and optimization 

We are looking for a Prestashop/Full Stack Software Developer to be our primary source of development for our Prestashop-based e-commerce website. In addition to connecting external sources to our website using APIs, this role ensures all requirements and functionalities are met.

As part of the role, you will need proficient knowledge of PHP, .NET, SQL, and other web-based design/development techniques.

Key Responsibilities:
● Build the (under construction) PrestaShop site according to the requirements and mockups
provided.
● Customize e-commerce sites using CMS, HTML, and other technologies to suit.
● Build APIs to connect external platforms to PrestaShop's e-commerce platform.
● On the website, manage product lines using MySQL/SQL.
● Create virtual copies of data pulled from the server using AJAX/JSON.
● Scrape data from numerous websites to extract, transform and reuse the information.
● Develop client-based or web-based tools to automate or improve business processes.

Here's what we're looking for
● About 3-5 years of working experience building e-commerce websites in PrestaShop.
● A diploma, degree, or background in IT, engineering, or similar is preferred.
● Experience working and designing layouts with PrestaShop's Smarty templates.
● Solid PHP programming skills for backend development and troubleshooting.
● Must know how to efficiently code in ASP.Net, HTML, Javascript, CSS, jQuery
● Must know how to use effectively.NET-based restful web API.
● Good working experience with MySQL database and MySQL queries.
● Excellent PHP knowledge and basic Git knowledge would be an advantage
● Knowledge of module development and functionality enhancement
● Ability to work independently on strategic issues with clients and manage reasonably complex projects.
● Commercial & business awareness
We recognize that asking you to give 100% of yourself daily requires us to show you love.

PERKS: What can we offer you?
● Bi-Yearly performance audits and appraisals
● The flexibility of working hours and days
● Complimentary Health Insurance
● A plethora of industry exposure and self-growth opportunities

Relevant work experience in ASP.net, C#

At least 2 years of experience with WCF Services

Very strong C# fundamentals
Has experience in building applications in C#

Experience and proficiency in client-side scripting languages, in particular HTML, CSS, and JavaScript

Experience and proficiency in cloud environment, in particular AWS

Additional skills-

- experience of handling Photon Engine

- knowledge of Scripting language like Python, Shell

- Knowledge of apache web server and php application deployment

- Performance monitoring- apps and cloud infra