
Java Developer – Job Description
Wissen Technology is now hiring a Java Developer 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 consultancy.
Required Skills:
• Exp. - 4 to 9 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
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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Job Description:
Role: Senior Backend Developer
Mode of work: WFO
Supercharge Your Career as a Senior Backend Developer at Technoidentity!
Are you ready to solve people challenges that fuel business growth? At Technoidentity, we’re a Data+AI product engineering company building cutting-edge solutions in the FinTech domain for over 13 years—and we’re expanding globally. It’s the perfect time to join our team of tech innovators and leave your mark!
What’s in it for You?
We are looking for a highly motivated Senior Backend Developer with 4-6 years of experience to join our team. The ideal candidate will have strong backend development expertise, a deep understanding of distributed systems, and a high sense of ownership. This role requires working independently on POCs and projects while also mentoring junior team members and enabling scalable delivery.
What Will You Be Doing?
- Design, develop, and maintain scalable backend systems and services.
- Work independently on project implementations and backend solution development.
- Implement distributed architecture design patterns to build reliable and high-performance systems.
- Collaborate with cross-functional teams to deliver robust backend solutions.
- Guide and mentor junior developers, ensuring quality implementation and adherence to best practices.
- Participate in system design discussions, code reviews, and technical decision-making.
- Ensure high ownership in delivering solutions aligned with project timelines and goals.
What Makes You the Perfect Fit?
- 4-6 years of backend development experience with strong expertise in Java or Go,
- Hands-on exposure to distributed systems, and solid knowledge of PL/SQL, with the ability to work independently and take high ownership of deliverables.
- Strong problem-solving and critical thinking abilities.
- Experience working with distributed systems and architecture design patterns.
- Strong database development skills with PL/SQL.
- Excellent team coordination and collaboration skills.
- High sense of ownership, accountability, and commitment towards project delivery.
- Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related technical field is required.
Good to Have Skills
- Exposure to Cloud platforms (AWS or GCP).
- Understanding of Frontend technologies or DevOps practices.
- Experience with workflow orchestration tools such as Temporal or similar platforms.
Work Requirements:
- Willingness to work in US or flexible shift timings based on project requirements
- Ability to work independently on POCs/projects and help scale additional pods of work
- Guide and direct junior team members to ensure proper implementation
Responsibilities:
- Ensure the quality of architecture and design of systems.
- Functionally decompose complex problems into simple, straight-forward solutions.
- Analyze and improve data quality and metrics.
- Fully and completely understand system interdependencies and limitations.
- Leverage knowledge of internal and industry in design decisions.
- Assist in the career development of others, mentoring on advanced technical issues and helping managers guide the career growth of their team members.
- Exert technical influence over multiple teams, increasing their productivity and effectiveness by sharing your deep knowledge and experience.
- Skilled in translating high level abstract business requirements into software design, designing systems specifications, standards, and programming
- Contribute to Architectural blueprints and Design for the software solutions
- Mentor team on engineering best practices such as writing clean code, designing scalable, reliable and performant software solutions, set and ensure compliance to software quality standards etc.
- Be a role model for the team with innovative thinking, passion for continuous learning and contributions to the project.
Qualifications, Skills & Experiences
- BE / B.Tech /M.Tech in Computer Science or a related field
- Minimum 7+/5+ years of experience building large scalable systems
- Minimum 2+ years of recent experience in building products on cloud is a plus
- Knowledge of asynchronous programming and WebAPI development is required
- Knowledge and awareness of cloud/ application security is must (OWASP at the minimum)
- Strong knowledge in OOPS with C#, .Net(or Java) with SQL Server or any RDBMS
- Strong experience in architecting and building multi-threaded, distributed systems.
- Strong knowledge of data structures, algorithms, and designing for performance.
- Ability to achieve stretch goals in a highly innovative and fast paced environment.
- Extensive experience of mentoring junior engineers to success.
- Experience with Microservices Architecture is a plus
- Working knowledge of CI/CD pipelines and AWS/Azure cloud services is plus
- Hands on experience of building products for unix systems in addition to windows is a plus
- Excellent Communication
Introduction:
Tyroo’s Vidtech.ai is one of the largest independent marketing automation cloud built for the video first world. We build softwares and platforms that allow our partners to derive maximum yields on their marketing spends on various video first social platforms. We work on problems that involve building high availability, low latency solutions which require computing optimal decisions using various self-created modules as well as pre-available modules popular in the ML and Big Data world.
We are looking for a back-end developer who has at least 1 years professional experience in building systems on either Python or Node.js and is able to become an anchor/pillar for the team. The role will require you to architect and develop systems/features needed for our marketing automation products. Strong leadership and mentoring skills are also necessary so that the individual can train, educate and manage junior resources.
Key Requirements:
- Must be able to tackle complex business problems by breaking it down into set of simpler problems and architect solutions for the same
- Must exhibit thought leadership and should be committed towards mentoring and team building
- Must have excellent communication skills as the individual needs to collaborate with Business and Product team
- Must be proactive towards changing software development landscape and keep upskilling
- Must be able to contribute in setting up best practices and effective design patterns in complete development lifecycle.
Technical Requirements:
- Must have 1+ years’ experience in developing scalable systems on Python/Node.js with strong grasp on microservices and serverless architectural patterns
- Must have prior experience with databases like MySQL, Elasticsearch, MongoDB, Redis
- Must be exposed to cloud platforms like AWS or GCP and containerization using Dockers
- Must have worked with RESTful APIs and WebSockets
- Must have deep understanding of HTTP, web browsers and token-based authentication/authorization (OAuth, JWT)
- Must be experienced on Version Control Tools (Git) and Package Managers (npm, yarn, pip)
- Must adhere to coding standards and have the habit of doing unit testing along with regular and rigorous code reviews
- Should know about microservices orchestration using Kubernetes, web servers like Nginx/Apache and queuing systems like Kafka/Kinesis
Job Description
Job Description SQL DBA - Trainee Analyst/Engineer
Experience : 0 to 1 Years
No.of Positions: 2
Job Location: Bangalore
Notice Period: Immediate / Max 15 Days
The candidate should have strong SQL knowledge, Here are few points
- Implement and maintain the database design
- Create database objects (tables, indexes, etc.)
- Write database procedures, functions, and triggers
Good soft skills are a must (written and verbal communication)
Good team player
Ability to work in a 24x7 support model (rotation basis)
Strong fundamentals in Algorithms, OOPs and Data Structure
Should be flexible to support multiple IT platform
Analytical Thinking
Additional Information :
Functional Area: IT Software - DBA, Datawarehousing
Role Category: Admin/ Maintenance/ Security/ Datawarehousing
Role: DBA
Education :
B.Tech/ B.E
Skills
SQL DBA, IMPLEMENTATION, SQL, DBMS, DATA WAREHOUSING
Good knowledge on Microservices , spring boot , Rest API , Algorthims, Data Structures.
Always a plus who can join immediately.
Infrastructure
Pocket Gems wants to build the greatest games and interactive entertainment in the world.
That’s the mission our founders began within an apartment above a pizza shop back in 2009
and we continue it today.
Pocket Gems has grown to over 250 people in San Francisco. With $155 million in backing from
Sequoia Capital and Tencent, we’re constantly breaking new ground with graphically rich mobile
games, fun new genres of mobile entertainment, and innovative technologies like our mobilefirst Mantis Engine.
Our products have been downloaded over 325 million times by players around the world. We
have several flagship products including the most recent - Adventure Chef Merge Explorer, a
casual merge and explore game. Some of our other ongoing hits include Episode, a mobile
storytelling network and platform, and War Dragons, a visually stunning 3D real-time strategy
game.
Pocket Gems is home to some of the most massive and delightful mobile-first games, like War
Dragons and Episode. Those games need a solid backend platform, to function critical tasks to
delight our players, and is supported and optimized by our Central Engineering team. As a Sr.
Software Engineer on the Central Infrastructure Team, you will build microservices that acts as
the core of all our games, facilitate the processing and recording of billions of events per day,
support critical systems for marketing, finance. You will be responsible for some of our biggest
projects as you build APIs and infrastructure that scales to millions of players in real-time
games.
What You’ll Do:
• Implement flexible, reusable, and scalable solutions to improve our data pipeline
• Develop microservices for critical infrastructure like A/B tests, Offer recommendation, etc
that is mission-critical to the business
• Develop microservices for our games such as real-time communication platforms,
leaderboard, etc
• Build and maintain integrations with third-party APIs that you suggest or write yourself
• Build scalable web tools (including open source tools) to support data analysis and
visualization for the company and influence what we build for our games’ players
What You Bring to the Central Infrastructure Engineering team:
• Minimum of 7 years of professional experience (including 3+ years backend experience)
• A degree in computer science, engineering, or relevant field
• Experience leading complex projects, preferably involving distributed systems
• Deep experience with AWS, GCP, or Hadoop, and related backend technologies is a
plus
• Strong skills in data structures, algorithms, software design, and OOP
• A love for delighting users, both internal and external, with reliable tools, data, and
creative and highly technical solutions to their problems
Extra Gems for:
• Experience in working with microservices
- Java 8, Spring Boot, Java Microservices
- REST API’s
- Angular 11, HTML5, CSS3, Bootstrap
- SQL DB
- Azure/AWS
- Kafka
• Understanding fundamental design principles behind a scalable application.
• Creating database schemas that represent and support business processes.
• Implementing automated testing platforms and unit tests.
• Knack for writing clean, readable Java code.
Job Requirement:
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)
• Hands on experience in designing and developing applications using Java EE platforms.
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)
• Experience with popular web application frameworks, such as Play and Spark
• Familiarity with Java GUI frameworks (such as Swing, SWT, and AWT depending on project requirements)
• Experience with both external and embedded databases
• Basic understanding of the class loading mechanism in Java
• Basic understanding of JVM, its limitations, weaknesses, and workarounds
• Proficient understanding of code versioning tools, such as Git
• Familiarity with build tools such as Ant, Maven, and Gradle
• Familiarity with continuous integration.










