Principle Software Engineer - Java

Job Role Solution Architect

Experience 15+ years

Notice period Immediate

Location - Bangalore

Note: OMS & Retail domain Experience is mandatory

Introduction

We are looking for an experienced Solution Architect with strong hands-on expertise in Java and Microservices architecture.

Responsibilities include:

- Design and define end-to-end solution architecture for enterprise applications using Java and Microservices.

- Lead architecture discussions, technical design reviews, and solution blueprints.

- Drive microservices-based application design, including service decomposition, API contracts, and integration patterns.

- Define and govern RESTful API standards and service-to-service communication.

- Work closely with product owners, business stakeholders, and development teams to translate business requirements into technical solutions.

- Provide technical leadership and mentorship to development teams.

- Ensure solutions meet non-functional requirements such as scalability, performance, availability, and security.

- Review code, architecture artifacts, and ensure adherence to best practices.

- Support DevOps, CI/CD strategy, and cloud-native adoption.

- Identify technical risks and propose mitigation strategies.

Primary Skills :

- 10+ years of proven experience in the industry, with at least 3 years as an Architect or similar role designing and developing enterprise-scale applications.

- Bachelors in engineering / technology (4 year) or master's in computer applications (2 year)

- Must possess at least 6+ years of Software development experience.

- Expert knowledge in at least one object-oriented programming language like Java, one backend framework like Spring Boot / Node JS, one UI framework like React JS / Angular JS and RDBMS or NoSQL database.

- Excellent knowledge of front-end programming languages, such as HTML, CSS, JavaScript, and AngularJS, with the ability to render server-side and client-side content.

- Helps identify newer practices and adoption of existing ones. Ensure that the code quality is maintained via own and/or peer code reviews.

- Can lead the team in delivery of backend and user interface code. Ensure that the DevOps tasks are

executed well.

- Ensure that the software has the correct level of logging & monitoring in Production and LLEs.

- Exceptional problem-solving skills.

- Excellent written and verbal communication. Must understand the client’s business requirements and translate them into software requirements. Has a view of the deliverable timeline and escalates when needed.

- Ability to articulate technical designs & develop documentation, flowcharts, layouts, diagrams, charts etc.

- Experience in implementing OMS products for retail customers will be an added advantage.

- Ability to do estimation for the given requirements.

- Ability to lead technical discussions with clients.

- Must be able to do quick proofs of concepts and demos based on client requirements.

- Provide timely feedback on the performance of team members.

- Conduct interviews & provide feedback to achieve hiring objectives.

- Contributes to organization building functions such as hiring, training, mentoring, team building.

Secondary Skills :

- Experience with Docker and Kubernetes for containerized deployments.

- Exposure to Cloud platforms such as AWS, Azure, or GCP.

- Knowledge of CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI, etc.).

- Experience with Kafka / RabbitMQ or other messaging systems.

- Good understanding of SQL and NoSQL databases.

Basic knowledge of:

- Application security (OAuth2, JWT, TLS)

- Logging & monitoring (ELK, Prometheus, Grafana, CloudWatch, etc.)

We are seeking a passionate and skilled Java Technical with 7 to 12 years of experience in product development and team leadership. As a key member of our global software development team, you will be responsible not only for solving complex technical problems but also for leading and mentoring engineers, driving the design of scalable systems, and ensuring high-quality delivery across projects. 

Experience in leading development teams, managing end-to-end project delivery, and working directly with clients to translate business problems into technical solutions is essential. 

Key Responsibilities: 

• Lead the design, development, testing, and deployment of scalable Java applications. 
• Break down client/business problems and define clear technical tasks for the team. 
• Provide technical guidance and mentorship to team members throughout the development lifecycle. 
• Collaborate with cross-functional teams to deliver new features and enhancements. 
• Participate in and lead code reviews, ensuring adherence to best practices and maintaining code quality. 
• Own and drive the architecture and design discussions for new modules and systems. 
• Ensure timely delivery of project milestones and proactively resolve technical blockers. 
• Evaluate and integrate new tools and technologies to improve efficiency and product quality. 
• Serve as the primary technical point of contact for your team and stakeholders. 

Required Skills: 

• 7+ years of hands-on experience in Java development. 
• Proven experience in building products or applications from scratch (not just maintenance/support). 
• Strong object-oriented programming skills and hands-on experience with Spring, Spring Boot, Hibernate, etc. 
• Solid understanding of system architecture, design patterns, and microservices architecture. 
• Experience in leading small to mid-sized teams and managing technical delivery. 
• Proficiency in data structures, algorithms, and performance optimization. 
• Strong communication and stakeholder management skills. 
• Experience working with RESTful APIs and cloud platforms such as AWS, Azure, or GCP is a plus. 
• Good understanding of SQL and NoSQL databases. 
• Strong debugging, troubleshooting, and problem-resolution skills. 

Desired Attributes: 

• Excellent problem-solving and decision-making skills. 
• High levels of ownership, accountability, and self-drive. 
• Strong team leadership and collaboration abilities. 
• Proactive attitude and commitment to engineering excellence. 
• Recognitions or awards in previous roles are a big plus. 
• Passion for continuous learning, coaching others, and improving team capabilities. 

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 1500+ 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. 

Java/J2EE Developer:

SquareShift is a young and fast-growing cloud consulting company, solving cloud challenges through excellence in technology, thought leadership, and quality in execution. We are based in Singapore, with a world-class engineering team in India. 

Founded by serial entrepreneurs, we are a team of tech-enthusiasts who have strong expertise in enterprise product development and cloud technologies. As an early and core member of the team, you will work with founders and will own the organization's business development efforts.

• 5+ years of experience in Java and J2EE
• Expertise in Object Oriented Programming and Design Patterns
• Experience with Web Services (SOAP/REST), JMS, XML
• Experience working with relational databases like Oracle, MSSQL
• Proficient in writing SQL Queries and knowledge on PL/SQL
• Experience with multi-tiered application architecture
• Knowledge of writing secure and optimized code
• Experience with Version Control Systems preferably GIT
• Working experience of build and continuous integration tools – MAVEN and JENKINS
• Strong knowledge of unit testing technologies – JUNIT
• Exceptional defect analysis, triaging and fixing skills
• Experience in Agile Software Development (Scrum or Kanban)

Primary duties and responsibilities include:

·         Candidate should be able to work independently with client and should possess excellent written and verbal communication skills.

·         Work closely with experienced integration, frontend, or backend development teams

·         Contribute to estimation and scoping of projects

·         Work on presales environment for checking feasibilities for customer requirement.

Required Experience

·         Bachelor’s degree in Computer Science, or equivalent work experience

·         8 to 10 years of programming experience—preferably with Java 8+, and other tool support

·         5 years of Java # 6 experience

·         Should have experience in executing project independently.

·         Demonstrated ability of Design Patterns and to write efficient, reusable rest services and libraries

·         Experience with agile software development methodologies and software development best practices, pair programming and CI/CD

·         Excellent written and verbal communication skills

·         Excellent analytical skills for solution building of customer requirements.

·         Good knowledge of datastores (RDBMS, Oracle, SQL)

·         Must have in depth understanding of the L1, L2, L3 support environment.

·         Experience in Java, JavaScript, CSS, HTML, XML and other web technologies

·         Strong understanding of network OS and system configurations.

·         Familiarization with OSLC and REST APIs

·         Ability to successfully lead offshore development teams and work in global delivery model- US, India, Germany

·         Knowledge of LDAP

·         Experience with Microsoft Office products- Word, Excel, Powerpoint

·         Experience with other Requirements Management Tools (Polarion, PTC Integrity) will be a value add

Preferred Experience

·         Understanding of high-availability, fault-tolerant, scalable, distributed systems

·         Working knowledge of iText 7, OpenFeign, RabbitMQ/JMS, Mockito and jUnit/nUnit, Spring Cloud


Salary is not constriant. Candidate should have interest to new things.

• 2+ years of experience on Java, Spring Boot, Hibernate in medium to large-scale projects
• Must have experience with at least some flavours of both SQL (MySQL, Postgres) and NoSQL (Kafka, MongoDB, ElasticSearch, NoSQL distributed cache system, DynamoDB etc), datastores in production
• Must have experience with Kafka or similar message queue systems in production
• Stellar problem solving skills
• Hunger to learn new things and ability to grasp new concepts quickly
• Ability to move quickly without breaking things too much (we are dreamers)
• Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
• Should be able to groom juniors and take them to the next level

• Well versed in Core Java, OOPs concepts, collections, multi-threading, concurrency, lambdas, and streams.
• Hands-on knowledge of Spring Core, MVC, JPA, Security, transaction
• Working knowledge of REST API designing as well as development, using Spring.
• Exposure to Spring Boot, Docker, Kubernetes, OpenShift for the microservices environment.
• Savvy with SQL and database concepts.
• Ability to use frameworks like JUnit, Mockito, etc., for implementing unit testing.
• Sound understanding of code versioning tools, such as Git/bit bucket with Maven.
• Should have worked in a CI/CD environment with TeamCity/Jenkins.

https://www.alivecor.com/">AliveCor, the pioneer of the smartphone EKG, with millions of EKGs from a large and growing user base, seeks a Senior Software Engineer (Backend). You will be an integral member of our engineering team.

• Software Engineer on the backend team working in the following environment: Go, Ruby on Rails, TDD/BDD with RSpec, PostgreSQL, Heroku, AWS. 
• Responsible for developing industry-leading applications transforming the healthcare industry and consumers use.
• Work with our mobile and front-end teams to build new functionality in our consumer and clinician-facing applications.
• Work with our Data Science and AI team to improve functionality of our cloud algorithms and services.
• Create and maintain tools used by internal teams for customer service, monitoring, and R&D.
• Maintain and continuously improve our backend infrastructure to remedy technical limitations before they become an issue.

• Senior Software Engineer ready to build highly visible apps
• Engineers who can raise the skill level of their teammates
• Experience working with Go and Rails
• Experience implementing Service Oriented Architecture or Microservices
• Good intuition for weighing trade-offs
• Product instincts, work with our product and design teams to understand customer pain points, come up with solutions, and then prototype, iterate, and launch frequently
• Eagerness and willingness to learn new technologies
• Experience with build process automation and CI/CD
• Ability to work independently on projects and communicate with cross functional teams to deliver products on time

AliveCor is on a mission to define modern healthcare through data, design and disruption. We’ve pioneered the creation of FDA-cleared machine-learning techniques, transformed wearable medtech to put proactive heart care at everyone’s fingertips. Kardia is the most clinically validated mobile EKG technology. AliveCor was named as one of the Top 10 Most Innovative Companies in Health for 2017 by Fast Company as part of the publication’s annual ranking of the world’s Most Innovative Companies. AliveCor was awarded the 2015 Tech Pioneer by the World Economic Forum and one of the 50 Smartest Companies in 2015 by the MIT Technology Review. AliveCor recently announced a collaboration with Mayo Clinic that will result in new machine learning capabilities to unlock previously hidden health indicators in EKG data, potentially improving heart health as well as overall health care for a variety of conditions. AliveCor is a privately held company headquartered in Mountain View, CA.

AliveCor is an equal opportunity employer and will not discriminate against any employee or applicant on the basis of age, colour, disability, gender, national origin, race, religion, sexual orientation, or any other classification protected by federal, state, or local law.

Watch the following video demonstrating our product.