JAVA/J2EE ENGINEER / SR ENGINEER

Java Developer – Job Description 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. - 4 to 7 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 Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. 

Job Title : Senior Technical Consultant (Polyglot)

Experience Required : 5 to 10 Years

Location : Bengaluru / Chennai (Remote Available)

Positions : 2

Notice Period : Immediate to 1 Month

Role Overview :

We seek passionate polyglot developers (Java/Python/Go) who love solving complex problems and building elegant digital products.

You’ll work closely with clients and teams, applying Agile practices to deliver impactful digital experiences..

Mandatory Skills :

Strong in Java/Python/Go (any 2), with frontend experience in React/Angular, plus knowledge of HTML, CSS, CI/CD, Unit Testing, and DevOps.

Key Skills & Requirements :

Backend (80% Focus) :

• Strong expertise in Java, Python, or Go (at least 2 backend stacks required).
• Additional exposure to Node.js, Ruby on Rails, or Rust is a plus.
• Hands-on experience in building scalable, high-performance backend systems.

Frontend (20% Focus) :

• Proficiency in React or Angular
• Solid knowledge of HTML, CSS, JavaScript

Other Must-Haves :

• Strong understanding of unit testing, CI/CD pipelines, and DevOps practices.
• Ability to write clean, testable, and maintainable code.
• Excellent communication and client-facing skills.

Roles & Responsibilities :

• Tackle technically challenging and mission-critical problems.
• Collaborate with teams to design and implement pragmatic solutions.
• Build prototypes and showcase products to clients.
• Contribute to system design and architecture discussions.
• Engage with the broader tech community through talks and conferences.

Interview Process :

1. Technical Round (Online Assessment)
2. Technical Round with Client (Code Pairing)
3. System Design & Architecture (Build from Scratch)

✅ This is a backend-heavy polyglot developer role (80% backend, 20% frontend).

✅ The right candidate is hands-on, has multi-stack expertise, and thrives in solving complex technical challenges.

Excellent Opportunity- Lead Java Full Stack (React +AWS+ Dynamo) -Wissen Technology, Whitefield Bengaluru

Hi ,

As discussed please find company's details and JD as mentioned:

About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

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

LinkedIn: Wissen Technology

Job Description:

Requirements Lead (Java+ React+ AWS+ DynamoDB)

• Bachelor’s degree in computer science or related field.
• 7-12 years of experience in software development.
• Hands-on experience working on 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

Amita Soni

Senior Consultant-Talent Acquisition-Wissen Technology, Pune

We are solving complex technical problems in the financial industry and need talentedsoftware engineers to join our mission and be a part of a global software development team. As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining enterprise applications using Java and Angular. You will collaborate with cross-functional teams to define, design, and ship newfeatures, and you will work closely with Architects to ensure the technical feasibilityof designs and implement them accordingly

What You will do

● Create beautiful software experiences for our clients using design thinking, lean and agile methodology.

● Work on software products designed from scratch using the latest cutting edge technologies, platforms and languages such as JAVA, python, Javascript, GoLang and Scala.

● Work in a dynamic, collaborative, transparent, non-hierarchical culture.

● Work in collaborative, fast-paced and value-driven teams to build innovative customer experiences for our clients.

● Help to grow the next generation of developers and have a positive impact on the industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience with a broad mix of languages such as JAVA, Python, Javascript etc.

● Server-side development experience mainly in JAVA, (Python and nodeJS can be considerable)

● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery etc. are good to have.

● Passion for software engineering and follow the best coding concepts. ● Good to great problem solving and communication skills. Nice to have

Qualifications

● Product and customer-centric mindset.

● Great OO skills, including design patterns.

● Experience with devops, continuous integration & deployment.

● Exposure to big data technologies, Machine Learning and NLP will be a plus.

Benefits

● Competitive salary.

● Work from anywhere.

● Learning and gaining experience rapidly.

● Reimbursement for basic working set up at home.

● Insurance (including a top up insurance for COVID).

Location Remote - work from anywhere.

About us:

Zemoso Technologies is a Software Product Market Fit Studio that brings silicon valley style rapid prototyping and rapid application builds to Entrepreneurs and Corporate innovation. We offer Innovation as a service and work on ideas from scratch and take it to the Product Market Fit stage using Design Thinking->Lean Execution->Agile Methodology.

We were featured as one of Deloitte Fastest 50 growing tech companies from India thrice (2016, 2018 and 2019). We were also featured in Deloitte Technology Fast 500 Asia Pacific both in 2016 and 2018.

We are located in Hyderabad, India, and Dallas, US. We have recently incorporated another office in Waterloo, Canada. Our founders have had past successes - founded a decision management company acquired by SAP AG (now part of Hana Big data stack & NetWeaver BPM), early engineering team of Zoho (leading billion $ SaaS player) & some Private Equity experience.

Marquee customers along with some exciting start-ups are part of our clientele.

Responsibilities

• Work with Sales Engineering, Solution Architect and Services teams to ideate software solutions
• Work closely with product management to extend existing software to fit geo & domain specific needs
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software

Requirements

Proven experience of 4 to 7 years as a Software Engineer

Experience developing cloud SaaS solutions

Knowledge of multiple front-end languages and libraries (e.g., HTML/ CSS, JavaScript, XML, jQuery)

Strong knowledge of multiple back-end languages (e.g., C#, Java, Python) and JavaScript frameworks (e.g., Angular, React, Node.js)

Development in Core Java, J2EE, Struts, spring, Client-Side scripting, Hibernate, Database

Strong experience with Spring Boot stack (spring cloud, spring-data)

Extensive experience in developing and consuming REST APIs

Experience in Kafka distributed messaging is preferred

Hands-on experience in Redis, Apache Ignite, Hazelcast

Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design

Experience working in an Agile methodology

Strong communication skills

Experience in speech technologies is a plus

Experience in building real time solutions is a plus

Degree in Computer Science, Mathematics, or similar field

Technical:

• Strong knowledge of HTML, CSS & Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Experience in JavaScript Frontend Framework/Library (ie ReactJS, gatsbyjs, AngularJS, Vue.js)
• Experience in JavaScript Backend Framework/Library (ie Node.js, Express.js)
• Experience with Popular React.js Workflows (i.e. Flux or Redux)
• Familiar with JavaScript Standard ECMAScript (or ES)
• Knowledge of secure authorization mechanisms, i.e. JSON Web Token
• Familiarity with modern front-end build pipelines and tools (i.e. NPM or Yarn, Gulp or Grunt)
• Experience with common front-end development tools such as Babel, Webpack, etc.
• A knack for benchmarking and optimization
• Understanding of server-side CSS pre-processors such as Stylus, Less
• ORM Knowledge (i.e. Sequelize or Mongoose)
• Knowledge of isomorphic React is a plus
• Familiarity with Firebase, MongoDB, MySQL, PostgreSQL Database
• Understanding of RPC, REST and GraphQL
• Familiarity with Version Control such as GitHub, BitBucket

Role Value: By developing highly performant, robust and scalable web services and back-ends, you will have an impact on the latency and accuracy. You will add value to our organization by mentoring and guiding engineers. By spotting opportunities in new technologies and identifying areas where they could be leveraged, you will have a deep impact on our tech stack and the way it benefits the business.

Role: You will work with stakeholders to identify the business problem, and then develop layered architectures that can be delivered in an incremental fashion. You will demonstrate a combination of technical leadership and business acumen by making appropriate trade-offs of technical integrity, complexity, time to market and cost. You are a stellar engineer and will write production quality code 70-80% of the time.

Responsibilities

• Design and implement features spanning across systems in a manner that satisfies requirements of performance, scale, security and robustness
• Contribute to improvement of technology and execution processes in the company
• Collaborate in setting technology standards with technology leaders across the company
• Serve as a knowledge centre on current and emerging technologies, and help train others when required
• Foster a strong technical culture by mentoring other engineers
• Keep up to date with the latest technologies, evaluate new tools
• Should open to work on Golang.

Relevant Experience and Qualifications

• Demonstrated expertise in system-level design of large scale distributed systems on OOPs, and experience with web services and service oriented architectures
• Have 7 - 13 years of professional experience in software development.
• Extensive experience with modern open source systems including relational / non relational data stores.
• Experience with AWS stack, at least the common datastores and services
• Experience with containerization technologies and concepts including Docker
• Basic knowledge about security concepts and secure coding
• Excellent analytical, conceptual and communication skills in spoken and written English.

Progression

• At Devtron Labs you have the opportunity to work in a collaborative and trusting environment allowing you to turn your ideas into reality
• be part of a strong team, where everyone’s opinion matters
• have flexible working hours, and learning & development opportunities
• We trust on you because we are having fully remote work culture
• work in a meritocracy, where you grow professionally by excelling at work

Equal Opportunities: Devtron Labs is, and always will be, committed to diversity and inclusion. We seek Devtronians from all backgrounds to join our teams and encourage everyone to bring their authentic, original and best selves to work.