Senior Software Development Engineer (Java)

JOB DESCRIPTION

Experience: 5-8 years

Location: Mumbai

Wissen Technology is now hiring for a Senior 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. - 5-8 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.

About Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Website : www.wissen.com 

Job Title: Senior Java Architect (12+ Years Experience)

Location: Remote (2 PM - 11 PM IST)

Experience: 12+ Years

Salary: ₹15L - ₹21L/yr

Employment Type: Contract (1 Year Extendable)

Job Description:

We are looking for a highly experienced Java Architect to join our team on a long-term contract basis. The ideal candidate should have deep expertise in designing scalable enterprise applications using Java and microservices architecture. The candidate should be capable of driving architecture decisions, mentoring development teams, and delivering high-performance solutions for enterprise-grade systems.

Key Responsibilities:

• Design and architect scalable enterprise applications using Java and microservices
• Lead system design and architecture decisions for complex applications
• Develop and implement microservices architecture patterns
• Drive technical architecture across multiple development teams
• Mentor and guide senior developers and engineering teams
• Handle high-traffic, scalable enterprise application architecture
• Collaborate with stakeholders to define technical requirements and roadmaps
• Ensure system performance, scalability, and reliability
• Review code and architecture designs for best practices
• Work with Spring Boot, Spring Cloud, and modern Java frameworks

Required Skills & Qualifications:

• 12+ years of hands-on experience in Java development and architecture
• Strong expertise in microservices architecture and design patterns
• Deep knowledge of system design principles and enterprise architecture
• Hands-on experience with Spring Boot and Spring Cloud
• Experience designing scalable, high-performance enterprise applications
• Proficiency in RESTful APIs, messaging systems, and API gateways
• Strong understanding of cloud platforms (AWS, Azure, or GCP)
• Experience with containerization (Docker) and orchestration (Kubernetes)
• Knowledge of database design (SQL and NoSQL)
• Expertise in JVM tuning and performance optimization

Technical Skills:

• Java 11+ (Java 17/21 preferred)
• Spring Boot, Spring Cloud, Spring Security
• Microservices architecture and design patterns
• RESTful APIs, GraphQL, gRPC
• Apache Kafka, RabbitMQ, or similar messaging systems
• Docker, Kubernetes, CI/CD pipelines
• PostgreSQL, MySQL, MongoDB, or similar databases
• Redis, Elasticsearch, or caching solutions
• Maven, Gradle, Git

Additional Requirements:

• Ability to work 2 PM - 11 PM IST (US/Europe Shift Timing)
• Immediate availability or short notice period (15 days max)
• Strong problem-solving and analytical skills
• Excellent communication skills for stakeholder collaboration
• Experience mentoring technical teams
• Contract commitment for a minimum of 1 year (extendable)

Good to Have (Preferred Skills):

• Experience with reactive programming (WebFlux, Project Reactor)
• Cloud certification (AWS Solutions Architect, etc.)
• Experience with observability tools (Prometheus, Grafana)
• Knowledge of domain-driven design (DDD)
• Experience with multi-cloud or hybrid cloud architectures
• Freelance/contract experience (preferred)

What We Offer:

• 1.2 ~ 1.8 LPM fixed contract salary
• Long-term contract (1-year extendable)
• Remote work with a flexible 2-11 PM IST schedule
• Work with cutting-edge enterprise technologies
• Opportunity to architect large-scale systems
• Collaborate with experienced engineering teams
• Immediate start for the right candidates

� � What You’ll Do

• Build and scale backend services using Java & Spring Boot

• Work on API integrations (REST, SOAP), caching & rate limiting

• Contribute across the full SDLC – design, development, testing & deployment

• Solve problems around performance, scalability & reliability

� � What We’re Looking For

• Strong knowledge of Data Structures & Algorithms

• Experience with Java, Spring Boot, REST/SOAP

• Hands-on with system & solution design

• Database experience: MongoDB / PostgreSQL / MySQL / Oracle

• Good debugging skills & unit testing

• Familiarity with Git and AI coding assistants (Copilot, Claude, etc.)

Job Title: Java Spring Boot Engineer

📍 Location: Bangalore

🧾 Experience: 3–4 Years

📝 Employment Type: Contract (1 Year + Extendable)

Required Skills & Qualifications:

• Strong expertise in Java, Spring Boot, and backend development.
• Hands-on experience with PHP.
• Good understanding of data structures and algorithms.
• Experience with GraphQL and RESTful APIs.
• Proficiency in working with SQL & NoSQL databases.
• Experience using Git for version control.
• Familiarity with CI/CD pipelines, Docker, Kubernetes, and cloud platforms (AWS, Azure).
• Exposure to monitoring and logging tools like Grafana, New Relic, and Splunk.
• Strong problem-solving skills and ability to work in a collaborative team environment.

Real people. Real service.

At SupplyHouse.com, we value every individual team member and cultivate a community where people come first. Led by our core values of Generosity, Respect, Innovation, Teamwork, and GRIT, we’re dedicated to maintaining a supportive work environment that celebrates diversity and empowers everyone to reach their full potential. As an industry-leading e-commerce company specializing in HVAC, plumbing, heating, and electrical supplies since 2004, we strive to foster growth while providing the best possible experience for our customers.

Through an Employer of Record (EOR), we are looking for a new, remote Backend Engineer in India to join our growing IT Team. This individual will report into our Full Stack Team Lead and have the opportunity to work on impactful projects that enhance our e-commerce platform and internal operations, while honing your skills in backend and full stack development. If you’re passionate about creating user-friendly interfaces, building scalable systems, and contributing to innovative solutions in a collaborative and fun environment, we’d love to hear from you! 

Role Type: Full-Time

Location: Remote from India

Schedule: Monday through Friday, 4:00 a.m. – 1:00 p.m. U.S. Eastern Time / 12:00 p.m. – 9:00 p.m. Indian Standard Time to ensure effective collaboration 

Base Salary: $25,000 - $30,000 USD per year

Responsibilities:

• Collaborate with cross-functional teams to gather and refine requirements, ensuring alignment with business needs.
• Design, develop, test, deploy, and maintain scalable, high-performance software applications.
• Develop and enhance internal tools and applications to improve company operations.
• Ensure system reliability, optimize application performance, and implement best practices for scalability.
• Continuously improve existing codebases, conducting code reviews, and implementing modern practices.
• Stay up to date with emerging technologies, trends, and best practices in software development.

Requirements:

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
• 3+ years of hands-on experience in backend and/or full-stack development with a proven track record of delivering high-quality software.

Back-End Skills:

• Proficiency in Java and experience with back-end frameworks like Spring Boot.
• Strong understanding of database design, RDBMS concepts, and experience with SQL.
• Knowledge of RESTful API design and integration.

Development Lifecycle: Proven ability to contribute across the entire software development lifecycle, including planning, design, coding, testing, deployment, and maintenance.

Tools & Practices:

• Familiarity with version control systems, like Git, and CI/CD pipelines.
• Experience with agile development methodologies.

Additional Skills:

• Strong problem-solving and debugging capabilities.
• Ability to create reusable code libraries and write clean, maintainable code.
• Strong communication and collaboration skills to work effectively within a team and across departments.
• High-level proficiency of written and verbal communication in English.

Preferred Qualifications:

• Proficiency in HTML5, CSS3, JavaScript (ES6+), and responsive design principles.
• Expertise in modern JavaScript frameworks and libraries such as React, Angular, or Vue.js.
• Experience with cross-browser compatibility and performance optimization techniques. 
• Experience working on Frontend responsibilities such as: 
• Designing and implementing reusable, maintainable UI components and templates.
• Working closely with Designers to ensure technical feasibility and adherence to UI/UX design standards.
• Managing and updating promotional banners and site-wide templates to ensure timely execution of marketing initiatives.

Why work with us: 

• We have awesome benefits – We offer a wide variety of benefits to help support you and your loved ones. These include: Comprehensive and affordable medical, dental, vision, and life insurance options; Competitive Provident Fund contributions; Paid casual and sick leave, plus country-specific holidays; Mental health support and wellbeing program; Company-provided equipment and one-time $250 USD work from home stipend; $750 USD annual professional development budget; Company rewards and recognition program; And more!
• We promote work-life balance – We value your time and encourage a healthy separation between your professional and personal life to feel refreshed and recharged. Look out for our 100% remote schedule and wellness initiatives! 
• We support growth– We strive to innovate every day. In an exciting and evolving industry, we provide potential for career growth through our hands-on training, access to the latest technologies and tools, diversity and inclusion initiatives, opportunities for internal mobility, and professional development budget. 
• We give back –We live and breathe our core value, Generosity, by giving back to the trades and organizations around the world. We make a difference through donation drives, employee-nominated contributions, support for DE&I organizations, and more.  
• We listen – We value hearing from our employees. Everyone has a voice, and we encourage you to use it! We actively elicit feedback through our monthly town halls, regular 1:1 check-ins, and company-wide ideas form to incorporate suggestions and ensure our team enjoys coming to work every day. 

Check us out and learn more at https://www.supplyhouse.com/our-company! 

Additional Details: 

• Remote employees are expected to work in a distraction-free environment. Personal devices, background noise, and other distractions should be kept to a minimum to avoid disrupting virtual meetings or business operations.   
• SupplyHouse.com is an Equal Opportunity Employer, strongly values inclusion, and encourages individuals of all backgrounds and experiences to apply for this position. 
• To ensure fairness, all application materials, assessments, and interview responses must reflect your own original work. The use of AI tools, plagiarism, or any uncredited assistance is not permitted at any stage of the hiring process and may result in disqualification. We appreciate your honesty and look forward to seeing your skills. 
• We are committed to providing a safe and secure work environment and conduct thorough background checks on all potential employees in accordance with applicable laws and regulations.
• All emails from the SupplyHouse team will only be sent from an @supplyhouse.com email address. Please exercise caution if you receive an email from an alternate domain.

What is an Employer of Record (EOR)?

Through our partnership with Remote.com, a global Employer of Record (EOR), you can join SupplyHouse from home, while knowing your employment is handled compliantly and securely. Remote takes care of the behind-the-scenes details – like payroll, benefits, taxes, and local compliance – so you can focus on your work and career growth. Even though Remote manages these administrative functions, you’ll be a part of the SupplyHouse team: connected to our culture, collaborating with colleagues, and contributing to our shared success. This partnership allows us to welcome talented team members worldwide while ensuring you receive a best-in-class employee experience.

Skills:-

Java, SpringBoot, OOps, Microservices and Basic in SQL.

Responsibilities: -

Experience in application components using Spring Boot.

Should possess application development experience in Java 7/8, Spring Framework, Spring Boot.

Design and develop micro services/APIs using either Java/Spring boot. · Experience working in Agile environment and good understanding of Agile processes.

Good in any front end technologies like React JS

Experience in AWS

Knowledge of Application Server like Tomcat, Testing frameworks like JUnit Skills:

Spring Boot, Swagger, Tomcat , Maven, Jenkins, Git, Postman, kubernetes, Docker, Hibernate.

Strong knowledge on both SQL and NOSQL Databases.

Possess excellent communication and interpersonal skills and can articulate your ideas to different stakeholders.

Proficient understanding of code versioning tools, such as Git.

Experience in working as a team to design, document, develop, test, implement and maintain modular, multi-tier large Java applications.

Great interpersonal and communication skills

Job Functions: Information Technology.

Employment Type - Full-time.

Work Location:Mumbai,Gurgoan,Indore,Bangalore,Hyderabad

• J2EE
• Web services
• JSON
• JSP Servlet
• Exception handling
• Multithreading
• Rest API
• Microservices