Backend Developer

Experience: 8-12 years

Location: Bangalore

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. - 8-12 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 

CORE PHP (ERP/ CRM / HRMS EXPERTISE)

Looking for smart candidates who are highly resourceful and innovative in Developing ERP Applications

Must have, working experience in ERP Applications like Finance, Examinations, Fees, Admission, LMS, Lead generation, HR with Leave, and Payroll Management.

JOB REQUIREMENTS

• MIN 4-6 years of experience in CORE PHP,LARAVEL & NODEJS
• Automating the system processes and developing the software products.
• Must be passionate to develop applications in PHP/MY SQL.
• Proficient in ajax ERP product development, PHP, MYSQL, database design, life cycle.
• Should be a quick learner and hardworking

JOB RESPONSIBILITY

• Build, identify and refactor quality features.
• Work productively with the team and feedback as required.
• Involve in a complete System Development Life Cycle.
• Developing ERP Applications and Software Products using Core Object-Oriented using PHP,MYSQL, AJAX, Angular 5
• Establish priorities, set objectives, and provide guidance.
• Align properly with the product owners and managers
• Contribute to developing an amazing team.

INTERVIEW PROCESS

Round 1

1. Introduction

2. MySQL-based questions

Round 2

Technical Round Details:

- We'll share an assignment during the Zoom meeting.

- You'll have 2-3 hours to complete the task based on the provided instructions and documents.

- After completion, our technical team will review your work.

QUALIFICATION

• B.Tech / B.E. Computers OR Diploma

WHATS' IN IT FOR YOU

We offer competitive salaries based on prevailing market rates. In addition to your introductory package, you can expect to receive the following benefits:

• Permanent WFH
• Learning and development opportunities
• PF benefits over and above the salaries

Benefit-Permanently Work from Home

Job Type: Full-time

Pay: 3LPA-6LPA Depend On Experience

Schedule:

• Day Shift (MONDAY-SATURDAY WORKING)
• Fluency in Hindi is Mandatory
• SCREEN SHARING IS MANDATORY DURING WORKING HOURS

Requirements / Experience:

• 1-3+ years of PHP application development experience
• Strong Experience using Laravel/CodeIgniter/ Symfonyframeworks
• Strong experience and theoretical knowledge of PHP
• Front end and back end development expertise
• JavaScript (Vue.js, React, node, Typescript, RequireJS)
• Front end frameworks (Bootstrap, Tailwind, etc.)
• Good background with SQL Databases (writing queries, optimization, query builders usage, ORMs)
• API development and documentation (OpenAPI)
• Troubleshooting (ability to react in the most effective manner to eliminate technical issues)
• Solution-Making (ability to propose the most effective technical solutions)
• NoSQL experience is nice to have
• Ability to work on existing live projects and do the modifications as required. 
• Ability to work independently and in a team as well

Senior Software Engineer (Backend) – Credit Cards Platform

Experience required - 5+ years

Job Location - Hyderabad & Ahmedabad

What you'll do:

· Perform complex application programming activities with an emphasis on mobile development: Node.js, TypeScript, JavaScript, RESTful APIs and related backend frameworks

· Assist in the definition of system architecture and detailed solution design that are scalable and extensible

· Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible

· Own the quality of code and do your own testing. Write unit test and improve test coverage.

· Deliver amazing solutions to production that knock everyone’s socks off

· Mentor junior developers on the team

What we’re looking for:

· Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.

· A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.

· A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.

· Flexible and willing to accept change in priorities, as necessary

· Demonstrable passion for technology (e.g., personal projects, open-source involvement)

· Enthusiastic embrace of DevOps culture and collaborative software engineering

· Ability and desire to work in a dynamic, fast paced, and agile team environment

· Enthusiasm for cloud computing platforms such as AWS or Azure

· Excellent written and verbal communications skills

Preferred Qualifications:

· Experience with Apache Cordova framework

· Demonstrable knowledge of native coding background in iOS, Android

· Experience developing and deploying applications within Kubernetes based containers

· Experience in Agile and SCRUM development techniques

Task:

• Design, implement and maintain Java application phases
• To take part in software and architectural development activities
• Conduct software analysis, programming, testing and debugging
• Identifying production and non-production application issues
• Transforming requirements into stipulations
• Develop, test, implement and maintain application software
• Recommend changes to improve established Java application processes
• Develop technical designs for application development
• Develop application code for Java programs

We wish:

• Minimum 7 years of experience with excellent Java development skills
• Demonstrable hands-on experience of delivering solutions in a JavaEE 6 environment
• Open-source frameworks and standards Hibernate, Spring JDBC
• Hands-on experience with tools such as: Ant, Eclipse, Maven, SVN, SoapUI, JIRA, Bamboo
• WS concepts and protocols: WSDL, REST, SOAP, JMS, XSLT, XML Schema
• Experienced with one or more open-source ESB products (JBOSS FUSE ESB, Apache Camel, Apache servicemix) and / or message-oriented middleware and Active MQ, JMS
• Strong Java unit test skills
• Good experience in design patterns & design principles
• Experience with Webservices, PLSQL and SQL (Oracle 10g or above)
• Experience in Oops development with Core Java
• Desirable:
  • Experience with: Elastic Search, Smooks, Lucene, Jasper, Report
  • Domain driven design
  • Experience with NoSQL technologies: Casandra, Mongo DB
  • Experience with agile development practices (Eg Scrum) and continues integration environment
  • J2EE application and web containrs such as GlassFish, Jetty, Tomcat
  • CMMi-5 level process experience advantage

We Offer:

• Freedom to realize your own ideas & individual career & development opportunity.
• A motivating work environment, flat hierarchical structure, numerous company events which cannot be forgotten and fun at work place with flexibilities.
• Professional challenges and career development opportunities.

Role- Software Development Engineer-2

As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.

Top Skills

• You write high quality, maintainable, and robust code, often in Java or C++ or C#
• You recognize and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
• You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.
• Roles & Responsibilities
• You solve problems at their root, stepping back to understand the broader context.
• You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
• You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
• You recognize and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.
• You continually align your work with Amazon’s business objectives and seek to deliver business value.
• You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
• You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
• You communicate clearly with your team and with other groups and listen effectively.

Skills & Experience

• Bachelors or Masters in Computer Science or relevant technical field.
• Experience in software development and full product life-cycle.
• Excellent programming skills in any object-oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
• Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
• Proficiency in SQL and data modeling.

About Amazon.com

“Many of the problems we face have no textbook solution, and so we-happily-invent new ones.” – Jeff Bezos

Amazon.com – a place where builders can build. We hire the world's brightest minds and offer them an environment in which they can invent and innovate to improve the experience for our customers. A Fortune 100 company based in Seattle, Washington, Amazon is the global leader in e-commerce. Amazon offers everything from books and electronics to apparel and diamond jewelry. We operate sites in Australia, Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Netherlands, Spain, United Kingdom and United States, and maintain dozens of fulfillment centers around the world which encompass more than 26 million square feet.

Technological innovation drives the growth of Amazon, offering our customers more selection, convenient shopping, and low prices. Amazon Web Services provides developers and small to large businesses access to the horizontally scalable state of the art cloud infrastructure like S3, EC2, AMI, CloudFront and SimpleDB, that powers Amazon.com. Developers can build any type of business on Amazon Web Services and scale their application with growing business needs.

We want you to help share and shape our mission to be Earth's most customer-centric company. Amazon's evolution from Web site to e-commerce partner to development platform is driven by the spirit of invention that is part of our DNA. We do this every day by inventing elegant and simple solutions to complex technical and business problems. We're making history and the good news is that we've only just begun.

• Experience with Hibernate and Spring.
•   Experience with Springboot, spring MVC
• Experience with all phases of the Software Development Lifecycle, including system analysis, design, coding, testing, debugging and documentation
• Teamwork & collaboration skills to work across organizations
• Problem solving skills to develop quick yet sound solutions to resolve complex issues
• Programming Language(s): Java, J2EE, JSON, HTML, DHTML, HTML 5, XML, EXTJS.
• Experience with XML/HTTP and Web Services
• Experience with HTML, JSP, CSS, JQuery / Ajax / JSON,
•     Experience /Knowledge of Angular, React.
• Experience building J2EE based Web Applications
• Experience with MySql.

• Excellent problem-solving & analytical skills & OO principles
• Solid understanding of the data structure & algorithms.
• Very good experience with PHP programming language
• Hands on experience working on Laravel. Experience with any other framework would be nice to have
• Troubleshooting skills to reproduce & resolve issues in production systems
• Experience working with git & also following following git workflow
• Experience with deployment on server would be nice to have
• Working experience with AWS services like s3, lama, cognito, would be added advantage