Backend Developer

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. 

Location: Bangalore

Experience: 5 to 10 years

Joiners: Immediate / Notice Period < 30 days

Company: Wissen Technology

🔍 Job Overview:

We are looking for a passionate and skilled Fullstack Developer with strong backend expertise in Java and advanced frontend proficiency in React, JavaScript, and TypeScript. The ideal candidate will have a deep understanding of core computer science concepts like Multithreading, Collections, and Immutability, and should be highly proficient in building scalable, maintainable systems.

🛠️ Key Responsibilities:

• Design and develop robust, scalable backend systems using Java (preferably Java 8 or higher).
• Build interactive, high-performance UIs using React.js, JavaScript, and TypeScript.
• Implement complex business logic with clean and maintainable code.
• Write efficient, thread-safe code utilizing Multithreading, HashMaps, HashSets, and Collections.
• Work with iterators and immutability principles to build reliable data flows.
• Collaborate with product managers, designers, and QA teams in an Agile environment.
• Troubleshoot and debug production issues as needed.

✅ Must-Have Skills:

• Strong programming experience in Core Java, Multithreading, and Java Collections Framework.
• Solid knowledge of React.js, JavaScript (ES6+), and TypeScript.
• Hands-on with HashMap, HashSet, Iterators, and Immutable Data Structures.
• Experience working with REST APIs, Spring Boot, and microservice architectures.
• Familiarity with version control systems like Git and CI/CD pipelines.
• Strong problem-solving and analytical skills.

💼 Good to Have:

• Exposure to cloud platforms (AWS, GCP, Azure).
• Experience with state management tools like Redux or Context API.
• Knowledge of performance optimization and memory management in JavaScript.

We are looking for a highly skilled and motivated .NET Developer to join our team immediately. As a .NET Developer, you will be responsible for developing, customizing, and maintaining software solutions that align with our vision of creating transformative justice technologies. You will work closely with product managers, designers, and other developers to deliver robust and scalable applications.

Key Responsibilities

• Develop, test, and maintain efficient, reusable, and reliable code using .NET Core and .NET Framework technologies.

• Design and implement scalable APIs, web services, and applications.

• Collaborate with cross-functional teams to define, design, and ship new features.

• Troubleshoot, debug, and upgrade existing software.

• Write clean, scalable code following best coding practices.

• Participate in code reviews to maintain code quality standards.

• Ensure the performance, quality, and responsiveness of applications.

• Stay updated with the latest industry trends and technologies relevant to .NET development.

• Support continuous improvement by investigating alternatives and technologies to drive innovation.

• Create technical documentation for reference and reporting.

Key Skills and Qualifications

• Bachelor’s Degree in Computer Science, Information Technology, or a related field.

• 2–5 years of proven experience as a .NET Developer (Immediate Joiners Preferred).

• Strong proficiency in C#, ASP.NET Core, ASP.NET MVC, and Entity Framework.

• Experience with front-end technologies such as HTML5, CSS3, JavaScript, jQuery, and preferably Angular or React.

• Proficiency in RESTful APIs and Microservices architecture.

• Experience with MS SQL Server, including writing complex queries, stored procedures, and performance tuning.

• Familiarity with Azure, AWS, or other cloud services is a plus.

• Solid understanding of object-oriented programming (OOP).

• Knowledge of Agile/Scrum development methodologies.

• Strong problem-solving skills and attention to detail.

• Excellent communication and interpersonal skills.

Full Stack Architect

• Design overall architecture of the web based platform in the space of Analytics and Application Security.
• Maintain quality and ensure responsiveness of applications.
• Collaborate with the rest of the engineering team to design and launch new features.
• Maintain code integrity and organization.
• Experience working with graphic designers and converting designs to visual elements.
• Understanding and implementation of security and data protection.
• Highly experienced with back-end programming languages – Python with Flask
• Proficient experience using JavaScript libraries and frameworks – ReactJS, Redux
• Proficient in Non-SQL DB like Mongo
• Well versed with Cloud Engineering like AWS
• Good Understanding of Containerisation like Docker, Kubernetes
• Application Development experience for both mobile and desktop.
• Experience with cloud message APIs and usage of push notifications.
• Understands Microservices Design.
• Knowledge of code versioning tools like Bitbucket
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Comfortable working on Design documentation

Work with data scientists and analysts to improve software.

Immediate Joiners Preferred. Notice Period - Immediate to 30 days.

Overview

adesso India specialises in optimization of core business processes for organizations. Our focus is on providing state-of-the-art solutions that streamline operations and elevate productivity to new heights.

Comprised of a team of industry experts and experienced technology professionals, we ensure that our software development and implementations are reliable, robust, and seamlessly integrated with the latest technologies. By leveraging our extensive knowledge and skills, we empower businesses to achieve their objectives efficiently and effectively.

Job Description

We are seeking a skilled Full Stack (FSE) Developer with expertise in Java, Spring Boot development to join our dynamic team. In this role, you will be responsible for development of critical banking application across various business domains. You will collaborate closely with cross-functional teams to ensure high-quality solutions are developed, maintained, and continuously improved.

Responsibilities:

Development of business-critical banking applications.

Develop new features for banking applications using FSE technologies.

Ensure code quality through proper testing, reviews, and adherence to coding standards.

Collaborate with design, backend, and other teams to deliver seamless user experiences.

Troubleshoot, debug, and optimize performance issues.

Participate in agile development processes and contribute to continuous improvement initiatives.

Requirements:

Bachelors/Masters degree in computer science, Software Engineering, or a related field.

4 – 6 years of relevant experience in application development.

Solid experience in:

Java, Spring Boot.

APIs / REST.

Kubernetes / OpenShift. 

Azure DevOps.

JMS, Message Queues.

Nice to have knowledge in: 

Quarkus.

Apache Camel.

Soft skills / Personality:

Excellent English communication skills / proactive communication.

Candidate needs to have Self-dependent working style.

Candidate needs to have problem solving skills (Strong analytical skills to identify and solve complex issues).

Candidate needs to show high Adaptability (Flexibility in adjusting to different working environments and practices).

Candidate needs to be quick in Critical thinking (Evaluating information and making informed decisions).

Candidate needs to have Team collaboration (Ability to work collaboratively with a distributed team) character.

Candidate needs to have Cultural awareness ability.

Candidate needs to be Initiative (Proactively seeking solutions and improvements).

Good to have knowledge about Co Banking systems.

Good to have Banking domain knowledge.

Experience in customer facing is an advantage.

Skills & Requirements

Java, Spring Boot, APIs/REST, Kubernetes, OpenShift, Azure DevOps, JMS, Message Queues, Quarkus, Apache Camel, Excellent English communication, Proactive communication, Self-dependent working, Problem-solving, Analytical skills, Adaptability, Critical thinking, Team collaboration, Cultural awareness, Initiative, Co-banking systems knowledge, Banking domain knowledge, Customer-facing experience.

Mandatory Skills

• C/C++ Programming
• Linux System concepts
• Good Written and verbal communication skills
• Good problem-solving skills
• Python scripting experience
• Prior experience in Continuous Integration and Build System is a plus
• SCM tools like git, perforce etc is a plus
• Repo, Git and Gerrit tools
• Android Build system expertise
• Automation development experience with like Electric Commander, Jenkins, Hudson

Acceldata is creating the Data observability space. We make it possible for data-driven enterprises to effectively monitor, discover, and validate Data pipelines at Petabyte scale. Our customers include a Fortune 500 company, one of Asia's largest telecom companies, and a unicorn fintech startup. We are lean, hungry, customer-obsessed, and growing fast. Our Engineering team values productivity, integrity, and pragmatism. We provide a flexible, remote-friendly work environment. 

As a Principal Full-stack engineer, you will work across the Acceldata platform products. We’re looking for people with a strong background or inclination towards data engineering and systems; you’re comfortable in dealing with lots of moving pieces and can work at the  intersection of Databases, API's and Frontends

You will:          

• Be actively involved in strategic direction and product decisions.
• Design, build and maintain APIs, user-facing experiences, and services.
• Work closely with our customers and sales teams on a regular basis to carve out new features and use cases
• Work with MVC frameworks such as React or Angular 
• Work with database systems, RDBMS, Mongo, Elastic Search.
• Develop shared front-end components (JavaScript & CSS) for use across all of our products, enabling other UI engineers to build better products faster.

You need:      

• 12+ years of significant of web-application development experience in one or more JS frameworks. You care about building better products.
• Strong Computer Science fundamentals in data structures, algorithm design, and problem-solving.
• You're as comfortable writing plain JavaScript as working with modern frameworks like Angular. You've built your own controls and widgets in JavaScript. 
• You write unit tests for your JavaScript (really, you do). You've probably used Node. You have built complex JS web applications.
• Organized, thorough, and detail-oriented 

Good to have:

• Contribution to open-source projects.
• Background in enterprise software
• JVM performance tuning and debugging

Responsibilities of the PHP Developer Role:

• Proficient in Laravel or other similar framework
• Knowledge of web technologies including HTML, CSS, Javascript, AJAX etc.
• Knowledge of relational databases, version control tools and of developing web services.
• A senior member of a team responsible for the development of the back office system.
• Write code to a high standard, in a timely and scalable way.
• Ensure that code is well structured and documented in best practice.
• Assist in writing development specs to enhance the system and to allow for more efficient work practices.
• Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
• Create a test environment and roll out rigorous user testing practices.
• Assist senior management in evaluating and prioritizing system enhancements.