Software Developer (Java/ Microservices)

Experience and Expertise

● 7– 10 years of experience in backend development with Python or Golang.

● Solid understanding of RESTful APIs, microservices, and distributed systems.

● Strong knowledge of data structures, algorithms, and OOPS principles.

● Hands-on experience with relational and/or NoSQL databases.

● Familiarity with Linux development, Docker, and basic cloud concepts

(AWS/GCP/Azure).

● Proficiency with Git and version control workflows.

● Familiarity with AI-powered development tools or exposure to projects involving large

language models (LLMs) is a plus.

Skills

● Strong analytical and debugging skills with the ability to solve complex problems.

● Good communication and collaboration skills across teams.

● Ability to work independently with minimal supervision while being a strong team

player.

● Growth mindset – eagerness to learn new technologies

JOB DESCRIPTION

Experience: 5+ years

Location: Bangalore

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 5+ years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

Job Title : Lead Java Developer (Backend)

Experience Required : 8 to 15 Years

Open Positions : 5

Location : Any major metro city (Bengaluru, Pune, Chennai, Kolkata, Hyderabad)

Work Mode : Open to Remote / Hybrid / Onsite

Notice Period : Immediate Joiner/30 Days or Less

About the Role :

• We are looking for experienced Lead Java Developers who bring not only strong backend development skills but also a product-oriented mindset and leadership capability.
• This is an opportunity to be part of high-impact digital transformation initiatives that go beyond writing code—you’ll help shape future-ready platforms and drive meaningful change.
• This role is embedded within a forward-thinking digital engineering team that thrives on co-innovation, lean delivery, and end-to-end ownership of platforms and products.

Key Responsibilities :

• Design, develop, and implement scalable backend systems using Java and Spring Boot.
• Collaborate with product managers, designers, and engineers to build intuitive and reliable digital products.
• Advocate and implement engineering best practices : SOLID principles, OOP, clean code, CI/CD, TDD/BDD.
• Lead Agile-based development cycles with a focus on speed, quality, and customer outcomes.
• Guide and mentor team members, fostering technical excellence and ownership.
• Utilize cloud platforms and DevOps tools to ensure performance and reliability of applications.

What We’re Looking For :

• Proven experience in Java backend development (Spring Boot, Microservices).
• 8+ Years of hands-on engineering experience with at least 2+ years in a Lead role.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Good understanding of containerization and orchestration tools like Docker and Kubernetes.
• Exposure to DevOps and Infrastructure as Code practices.
• Strong problem-solving skills and the ability to design solutions from first principles.
• Prior experience in product-based or startup environments is a big plus.

Ideal Candidate Profile :

• A tech enthusiast with a passion for clean code and scalable architecture.
• Someone who thrives in collaborative, transparent, and feedback-driven environments.
• A leader who takes ownership beyond individual deliverables to drive overall team and project success.

Interview Process

1. Initial Technical Screening (via platform partner)
2. Technical Interview with Engineering Team
3. Client-facing Final Round

Additional Info :

• Targeting profiles from product/startup backgrounds.
• Strong preference for candidates with under 1 month of notice period.
• Interviews will be fast-tracked for qualified profiles.

Experience : 4 - 8 Years

Primary Skills

• BE/BTech/MTech with 1 year of experience in .NET Framework like C#.Net and ASP.Net
• Atleast 1 year of experience on Web Application development with ADO.Net, HTML, CSS, JavaScript/Jquery
• Good experience in Writing Complex SQL Queries using any of the RDBMS Database like Oracle, SQL Server etc
• Experience in Creating and Testing Stored Procedures and Functions

Secondary Skills

• Ability to analyse the existing code in the application and identify the Program Logic
• Experience in implementing AJAX through Javascript/Jquery
• Experience in Creating Reports and Documents using Crystall Reports
• Experience in creating Front End Validations using JavaScript/Jquery
• Experience in doing Manual or Automated Test will be a plus

Desired Skills

• Good communication Skills
• Good conceptualization skills
• Good visualization ability
• Good analytical capability
• Quality focused
• Good problem solving ability

Location : Bangalore

Required Experience

3 - 8 Years

Skills

Java/J2EE,

Spring,

microservices

+ 1 more

• Develop unit, integration, and functional tests within Grails/Java and contribute to new architectures design for multi-tier Java EE-based products in a SOA environment.
• Interact with Business Analysts to understand software build configuration and testing processes, documenting application functionality and programming accordingly.
• Collaborate with a talented software team to work on various types of applications, ensuring the building of backend APIs using Java-based technologies.
• Stay updated with the latest trends and technologies, conducting POCs on new technical stacks to support and maintain a portfolio of applications.
• Utilize core Java skills to define, design, develop, integrate, test, deploy, maintain, and troubleshoot applications and tools written in Java and other related languages.
• Provide technical expertise in Java development, including Spring, Hibernate, and building scalable solutions for large web application deployments.
• Participate in the full SDLC, from requirements and design to development, testing, and deployment, ensuring the implementation of best practices and industry-standard procedures.
• Possess hands-on experience with Java, J2EE, Spring Boot, microservices, and web services, while also demonstrating proficiency in writing enterprise-strength code and developing backend APIs.
• Work in an agile environment, supporting users by developing documentation and offering assistance with tools, while promoting established development standards and change control procedures.

• You have an overall software development experience of 4 to 10 years
• 3+ years proficiency in Java and Spring boot
• Familiar with distributed computing and frameworks such as gRPC/ protobuf
• Understands JVM metrics, Garbage collection and performance tuning
• Experience in creating high-level design(HLD) and low-level design(LLD)
• You have a good understanding of relational database, NoSQL technologies, and REST
• Good to have experience in HTML, JavaScript, GraphQL, TypeScript, ReactJS and related toolsets
• Exposure to AWS stack/cloud computing
• Self-motivated developer who takes ownership of work
• Bachelor’s degree in Computer Science or Computing related discipline
• Experience in Product Development Environment is a plus.

JOB DUTIES & RESPONSIBILITIES:

• Lead and mentor developers thru coaching and sharing of knowledge
• Architecture design and Develop new functionality and critical business logic of software products
• Enhance existing applications and software products and design new product

SKILLS:

• Strong knowledge on software implementation best practices
• Strong knowledge of SQL Server and/or Oracle database including store procedure, trigger etc.
• Knowledge of security and vulnerability best practices to design secure web application
• Knowledge of web application architecture with horizontal and vertical scalability
• Experience of working with application with large dataset of millions or billions of row in database table
• Ability to adapt quickly to an existing, complex environment
• Ability to complete all phases of software development life cycle including analysis, design, development, testing and support
• Ability to develop large scale web/database applications
• Ability to work on multiple projects with multiple deadlines
• Ability to communicate clearly with business users and project manager
• Ability to innovate and provide functional applications with intuitive interfaces