Software Engineer

JOB DESCRIPTION:

Location: mumbai, bangalore, pune

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 8 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Location & Work Model:

• Position: Contract to hire
• Bangalore -  Marathahalli; 
• Work mode - Work from Office; all 5 days
• Looking for immediate joiners

Technical Requirements:

• Strong experience in Java Backend Development
• Proficiency in both SQL & NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL)
• Basic knowledge of DevOps tools (CI/CD pipeline)
• Familiarity with cloud providers (AWS, GCP)
• Ability to quickly learn and adapt to emerging technologies, including AI-driven tools, and automation solutions
• Strong problem-solving mindset with an interest in leveraging AI and data-driven approaches for backend optimizations

Soft Skills & Mindset:

• Strong communication & articulation skills
• Structured thought process and a logical approach to problem-solving
• Interest & willingness to learn and adapt to new technologies

Responsibilities:

● Design, develop, and maintain scalable backend services and APIs using Java and Spring

Boot.

● Create and optimize SQL database schemas and queries in PostgreSQL to ensure efficient

data storage and retrieval.

● Implement RESTful APIs to facilitate seamless communication between frontend and backend

components.

● Configure and manage Nginx web servers to efficiently handle incoming requests and improve

application performance.

● Deploy and manage applications on AWS or GCP, ensuring scalability, reliability, and

security.

● Configure and optimize message broker systems using Kafka for real-time data processing

and communication.

● Containerize applications using Docker for easy deployment, scaling, and management.

● Create detailed Low-Level Designs (LLDs) and High-Level Designs (HLDs) to guide the

development and architecture of backend systems.

● Automating CI/CD pipelines and streamlining the software development lifecycle.

● Integrate AI/ML models into backend workflows using Python, PyTorch/TensorFlow, or

third-party AI APIs.

● Leverage AI tools (e.g., OpenAI APIs, Hugging Face, AWS AI services) to build intelligent

features.

● Collaborate closely with frontend developers, product managers, data scientists, and other

stakeholders to deliver high-quality AI-powered solutions.

● Monitor and troubleshoot production systems to ensure optimal performance, reliability, and

uptime.

What We’re Looking For:

● Bachelor’s degree in Computer Science, Engineering, or related field.

● 3-5 years of experience in backend development.

● Proficiency in Java, Spring Boot, PostgreSQL, SQL, and GitActions.

● Strong understanding of RESTful API design principles and best practices.

● Experience with configuring and optimizing Nginx web servers.

● Experience with configuring and optimizing Kafka service.

● Hands-on experience with AWS or GCP.

● Familiarity with Docker containers and container orchestration.

● Ability to create comprehensive Low-Level Designs (LLDs) and High-Level Designs (HLDs)

for backend systems.

● Experience with Python for AI/ML model integration in backend services.

● Familiarity with AI platforms and APIs such as OpenAI, Hugging Face, AWS AI/ML, or GCP

Vertex AI.

● Excellent problem-solving skills and attention to detail.

● Strong communication and collaboration skills, with the ability to work effectively in a team

environment.

Preferred Qualifications:

● Knowledge of microservices architecture and related technologies.

● Experience with cloud-native development and serverless computing.

● Understanding of software development best practices, including Agile methodologies

• 4-7 years of experience working on .Net Technologies ( Core , C# )

• Write clean, scalable code using .NET programming languages
• Development, maintenance and production support of existing products
• Understand business requirement and come up with design and solution.
• Remain up to date with the terminology, concepts and best practices for coding web and mobile apps

• Strong knowledge of .NET Technologies such as Dot Net Core, C#
• Experience in building API Programming REST-based services and/or applications with Event-Driven Microservices Architecture
• Good understanding of Design Patterns and Principles
• Working knowledge of Relational Database, SQL, and ORM technologies (Entity Framework Core, Hibernate) with extensive DB experience in writing SQL and NoSQL queries, SQL statements / SQL Injection, and Change Data Capture (CDC)
• Experience in test-driven development with experience in writing effective unit testing using XUnit
• Clear understanding on CI/CD pipeline [QA/UAT/PROD environments]
• Experience with using GitHub , VSTS for Source control.
• Demonstrated problem solving, analytic, and troubleshooting skills
• Ability to multi-task and manage time effectively

Project

You will be working to build a browser-based IDE and various other inclusive edtech product, if you’re up for the task - apply

Requirements 

Deep understanding of HTML, CSS, and JavaScript.

Solid experience working with the PHP and latest Laravel version

Proven expertise in managing API services (REST and SOAP)

Good working knowledge in design and query optimization of databases

Familiarity with server tools (Apache) and cloud servers (Azure / AWS)

Our Culture

We are passionate about other’s success and believe that all individuals are unique and capable of reaching their full potential. Our goal is to challenge the status quo and make a difference.

Do you want to translate your skills & time into something more meaningful? Join us to empower individuals who have been neglected by society and break barriers through tech. Together, we will build a wider movement for educational equity.