
2. Spring boot/ Spring or any variations of Spring
3. MySQL
4. Mentions of, distributed systems, scalable systems
5. Mentions of ElasticSearch, Kafka or Redis
6. NoSQL databases like Cassandra/DynamoDB/MongoDB/Hbase etc
7. Mentions of Handling scale/scalable systems
9. Mentions of AWS or Amazon web services.

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Company Name – Wissen Technology
Group of companies in India – Wissen Technology & Wissen Infotech
Work Location - Bangalore/Mumbai
Java Developer – Job Description
Wissen Technology is now hiring for a Java Developer - Mumbai 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.
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.
About Astra:
Astra is a cyber security SaaS company that makes otherwise chaotic pentests a breeze with its one of a kind Pentest Platform. Astra's continuous vulnerability scanner emulates hacker behavior to scan applications for 9300+ security tests. CTOs & CISOs love Astra because it helps them fix vulnerabilities in record time and move from DevOps to DevSecOps with Astra's CI/CD integrations.
Astra is loved by 650+ companies across the globe. In 2023 Astra uncovered 2 million+ vulnerabilities for its customers, saving customers $69M+ in potential losses due to security vulnerabilities.
We've been awarded by the President of France Mr. François Hollande at the La French Tech program and Prime Minister of India Shri Narendra Modi at the Global Conference on Cyber Security. Loom, MamaEarth, Muthoot Finance, Canara Robeco, ScripBox etc. are a few of Astra’s customers.
Role Overview:
As an SDE 2 back-end engineer you will be responsible for leading the development and maintenance of the platform/dashboard backend. This would involve architecting, developing & maintaining RESTful services for vulnerability management, scan orchestration, inventory management and platform features such as on-boarding, trust centers, certificates, payment integrations, vulnerability ingestion, authentication etc.
You should have a strong background in backend programming (Symfony preferred, or Laravel) and have experience with an event driven, async & distributed architecture.
During the first 6 months of your role, you will be involved in the 0->1 journey of two of our upcoming products in our platform along with the respective product owners.
Love solving hard problems? Want to build high impact products rooted in first principles? Is coding your poetry? Join us in shaping the future of cyber security.
Roles & Responsibilities:
- Lead the design, development, and maintenance of backend services and APIs using Symfony PHP framework. What you create is also what you own.
- Collaborate with front-end developers to integrate user-facing elements with server-side logic.
- Collaborate with scanner teams to orchestrate scans, ingest vulnerabilities, configure scanners etc.
- Write clean, well-documented, and efficient code.
- Optimize and refactor existing code to improve performance and reliability.
- Implement security and data protection measures.
- Triage, troubleshoot and upgrade existing systems.
- Ship code to production multiple times a day/week.
- Ensure timely delivery of the features.
- Test your own features, and write test cases for continuous automated testing.
- Troubleshoot complex issues, debug, and upgrade existing systems.
- Mentor junior engineers and lead code reviews, promoting best practices and high standards.
- Drive architectural decisions and technical strategy for backend systems.
What we are looking for:
- 4-6 years experience in a similar role or similar working experience.
- Advanced proficiency in PHP backend programming. Symfony preferred, or Laravel.
- Strong understanding of system design, software architecture principles and performance optimization.
- Experience with an event driven (subscribers/listeners), async (MessageHandlers & job queues) & distributed (load-balanced) architecture.
- Experience with PostgreSQL database and data modeling.
- Understanding of concepts such as Dependency Injection, ORM, data validation, error handling etc.
- Experience with Docker, Kubernetes, GitHub Actions (good to have).
- Experience with Agile methodologies.
- Excellent problem-solving skills and the ability to think strategically about technical solutions.
- Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional remote teams.
- Demonstrated track record of delivering high-quality software products on schedule.
- Knowledge of industry best practices in software development, security, and compliance.
- Knowledge of application & infrastructure security - helps you stand out.
What We offer:
- Adrenalin rush of being a part of a fast-growing company, and working on hard problems that matter.
- Fully remote, agile working environment.
- Good engineering culture with full ownership in design, development, release lifecycle.
- A wholesome opportunity where you get to build things from scratch, improve and ship code to production in hours, not weeks.
- Holistic understanding of SaaS and enterprise security business.
- Experience with security side of things.
- Annual trips to beaches or mountains (next one is to Wayanad).
- Open and supportive culture.
- Health insurance & other benefits for you and your spouse. Maternity benefits included.
Required Skills:
- 3+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 4+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.
• Architect, develop and maintain highly scalable, reliable and secure distributed backend
systems on Cloud (AWS or Azure) or on-premises environments for Mihup, its customers
and partners.
• Work closely with your fellow engineers to develop systems capable of concurrently
processing massive amounts of voice data both in online real-time as well as offline
environments.
• Drive accountability for test driven development, delivery of high-quality features and
resilient enterprise class solutions.
• Lead a culture of team ownership and direct individual and team accountability to
continuously improve how they work to achieve results.
• Work in a startup environment, pushing boundaries with deep involvement with business.
Requirements (what we are looking for)
The right person is better than the right set of experiences and these are the traits we’ve
identified make great additions to our team.
• BE//BTech/ME/MTech in Computer Science or a related field from a Tier I or Tier II
University.
• 6-8 years of hands-on software development and deployment experience (experience of
working in a consumer product startup during its growth phase will be a plus) of which 1
– 2 years of experience would be in leading a team of software developers.
• Expertise in Java 8+ and Spring Boot is a must
• Good experience in messaging platforms like RabbitMQ/Kafka
• Good experience in distributed systems and relational & NoSQL databases like
PostgreSQL, MySQL, Redis, MongoDB, etc.
• Expertise in one or more of: Java, NodeJS, GoLang, Python would be preferred
• Must have hands on experience in products which handle multiple concurrent calls (API),
handle CPU intensive jobs, consist of multiple asynchronous system calls.
• Worked on microservices based architecture and design
• Managed/ Owned infrastructure on AWS/Microsoft Azure/private clouds and setup high
availability systems
• Knowledge of Docker and Kubernetes
• Knowledge of RESTful APIs, caching concepts, the HTTP protocol and general web
architecture
Pluses
1. Anything that will let us know more about who you are that you would like to share such
as Blogs, Twitter, Medium, GitHub etc.
Involvement in the full software development life cycle within broadly defined parameters and providing software solutions keeping into consideration the software quality needs Design and defining the interaction between the different component pieces Write efficient code based on brief given by team lead. Fast prototyping of proof-of concept features / application based on brief. Develop and maintain new features on Java stack Own the delivery of an entire piece of a system or application Management and execution against project plans and delivery commitments Work closely with the peers and Leads to develop the best technical design and approach for new product development Build software solutions for complex problems. Compliance with build/release and configuration management process Responsibility to develop unit test cases for his/her project module. Execution of appropriate quality plans ,project plans ,test strategies and processes for development activities in concern with business and project management effort
Desired Profile:
Good understanding of Object Oriented Programming Concepts, hands-on knowledge on Java stack (Spring/Hibernate) Development across multiple browsers/platforms on Website Good Understanding of SQL/NoSQL data stores Fair Understanding of Responsive High Level Designs Work experience in product/start-up company is a plus Familiarity to MVC, SOA, RESTFull web services Work with other teams and manage time across multiple projects and tasks in a deadline driven, team environment Good to have knowledge of Javascript (AngularJS/ReactJS)/HTML/CSS/JQuery front-end code across a broad array of Interactive web Understand agile methodology and instill best practices into the proce
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++.
• 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.
Good knowledge and experience of working with backend systems;
designing server-side architecture, including production maintenance experience are must-haves.
At least 1-2 years of experience in any programming languages like Java, Ruby, PHP, Python and Node.js(Node.js preferred).
Understanding of micro-services oriented architecture.
Experience with Databases design (SQL, NoSQL) and analytics
Experience in driving and delivering complex features/software modules from technical design to launch.
Expertise with unit testing & Test Driven Development (TDD)











