
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 clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• working knowledge of Kafka
• 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
Note: Applications are welcome from candidates who are immediate joiners or currently serving their notice period.
Key Responsibilities:
- Design, develop, and test low-latency, high-volume client-facing applications.
- Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
- Implement microservices-based solutions using Spring Boot and other modern frameworks.
- Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
- Optimize applications for multi-threading and high-performance server-side development
- Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
- Work with RDBMS (preferably Sybase) to handle large-scale data processing.
- Develop and maintain applications on Unix/Linux environments
- Utilize enterprise application design patterns to build robust and scalable solutions.
- Troubleshoot and resolve complex technical issues while ensuring application stability and performance.
Required Skills & Experience:
- 5 to 10 years of hands-on experience in Java development
- Strong knowledge of microservices architecture and cloud-based deployment.
- Expertise in Spring Framework, Spring Boot, and CXF
- Experience in developing and optimizing applications for high-volume, multi-threaded environments
- Solid understanding of financial domain applications, sales, and trading platforms
- Proficiency in working with relational databases (Sybase preferred)
- Familiarity with Unix/Linux environments and shell scripting.
- Strong analytical, problem-solving, and communication skills.
- Ability to articulate and present design ideas effectively.
RazerTech Consulting is mandated to hire a Technical Lead for a US based Tech Company that offers a cloud-based, AI?powered image editing and automation platform for leading brands in ecommerce, fashion, marketplaces & photo studios. The platform helps creatives and marketers produce stunningly consistent imagery and video content at scale.
Role Overview :
Were looking for a hands-on engineering lead to own the delivery of our GenAI-centric product from the backend up to the UI while integrating visual AI pipelines built by ML engineers. Youll be both a builder and a leader : writing clean Java and TypeScript/Node.js, scaling AWS-based systems, mentoring engineers, and making architectural decisions that stand the test of scale. Ideally, youre also familiar with Python for deploying ML pipelines.
(Note : This role requires both technical mastery and leadership skills - we're looking for someone who can write production code, make architectural decisions, and lead a team to success.)
What Youll Do :
- Lead development of the Java, Node.js and Python (FastAPI) backend services on AWS
- Build high-performance image processing pipelines using ImageMagick, SharpJS, and SVG manipulation
- Implement automated visual content generation using Headless Chrome and Puppeteer or similar tools.
- Deploy ML pipelines (built by the ML team) into containerized inference workflows using FastAPI, Docker, and GPU-enabled ECS EC2.
- Deploy and manage services on AWS ECS/Fargate, Lambda, API Gateway, and GPU-powered EC2
- Contribute to React/TypeScript frontend when needed to accelerate product delivery
- Work closely with the founder, product, and UX teams to translate business needs and PRDs into features that drive productmarket fit.
- Make architecture and infrastructure decisions from media processing to task queues to storage
- Own the performance and cost-optimization of our AWS platform
- Hire and mentor junior/mid engineers over time
- Drive technical planning, sprint prioritization, and trade-off decisions
Must have Skills :
- Backend Development (57 years) : Java, Node.js, TypeScript, RESTful API, Docker
- AWS Expertise (5+ years) : AWS Lambda, ECS, EC2, S3, DynamoDB, CloudWatch, IAM, roles
- Image Processing & Media Technologies : ImageMagick, SharpJS, SVG manipulation and programmatic generation, Headless Chrome, Puppeteer
- System Optimization & Middleware (35 years) : AWS cloud cost optimization, Celery, BullMQ, AWS Step Functions
- Frontend Development (23 years) : React, TypeScript, Redux, Context API, CI/CD pipelines.
- System Design & Architecture (46 years) : Event-driven architectures using queues, microservices-based systems, caching strategies (e.g., Redis, CDN edge caching)
- Leadership & Communication (23 years) : Lead engineering teams and drive project delivery
- Having around 8+ years of Experience in IT industry in Software Development.
- Sound knowledge in Core Java
- Having work experience in SDN/NFV, Orchestration
- Having work experience in Open source and Open Flow Controller(SDN).
- Experience in Aglie methodology.
- Good Knowledge on MySQL ,Postgresql or any Timeseries DB,Kafka, Zookeeper
- Good Knowledge on ONOS, ODL (OpenDaylight) OpenKilda,Mininet.
- Having work experience in MVT/MVC architecture.
- Having good knowledge networks, devices, service modeling and automation in systems.
- Having work experience on API & JSON implémentation.
- Knowledge in OpenStack,Ansible, Shellscript, Chef, Puppet,
- Good Understanding of Software Development (i.e. SDLC)
- Good team player enthusiastic and quick learner
- Good interpersonal skill, commitment, result oriented with a quest and learn new technologies and understanding challenging tasks
- Knowledge in AWS, AZURE Cloud
Who We are
At e6data (https://e6x.io/">https://e6data.io) we’re building core algorithms that makes querying 25 - 200X more performant (i.e. faster and/or cheaper) than every other analytics platform in the world. This results in billions of dollars of value unlocked across faster analytics, savings on compute / infra, and new use cases becoming possible.
Our core team has 100+ years of combined experience and 10+ patents across diverse but complementary disciplines like real time databases, time series databases, SQL OLAP engines, distributed computing platforms, stream processing, and log analytics. Two of the founding team are second time founders with past exits.
We are passionate about solving the deepest and most important problems in computer science, and believe in making our technology available to customers regardless of their location, size, or budget. Our vision is for e6data to power every analytical workload in the world - regardless of deployment scenario (cloud, on-premise, edge), across every use case (end user queries, ETL / data pipelines), and every latency requirement (batch, streaming / real time).
What you'll do?
- Write awesome code
- The focus will be on performance of our data platform
- Identify tactical and long-term product improvements (could be code, script, etc.)
- Responsible for Planning and executing Metadata and Governance tool supports
- Build our internal Data Platform using exdata
- Adding scalable functionality to the system for new features like UDF's, sql functions etc
What are we looking for?
- Worked with Python for a minimum of 2 years
- Well versed with Django REST framework
- Knowledge of document based data stores like MongoDB
- Strong team player
- A passion for continuous learning and growth (both at a personal and team level)
- Experience (or enjoys) working in a startup will be an added advantage
Dear Candidate,
I came across your candidature and want to discuss on a suitable role with us.Please find below JD and do reply with updated resume. Software Development Engineer – SDE 2. Bengaluru/Hyderabad/Gurgaon/Chennai/Pune 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.
Job Description
We are looking for a ROR developer. If you're a creative problem solver who is eager to develop amazing products and hungry for a new adventure, a word class workplace is waiting for you.
- Production experience in Ruby.
- A completed technical degree in Computer Science or any related fields.
- 3+ years of professional product development experience.
- Being comfortable with microservices architectures, API-based
- You are a pragmatic programmer who understands what is needed to get things done.
- Problem solving and collaborative mindset.
- Experience working with DevOps (Docker, Kubernetes, Terraform).
- Experience with AWS (RDS, DDB, Lambda, CW, EC2, SQS, SNS, Cognito, Kinesis).
- Experience with performance improvements (Caching Techniques, SQL Query Optimization, Performance monitoring and profiling.
- Deep understanding of service-oriented and microservices architectural patterns, troubleshooting methods and best practices.
- Takes end to end ownership of the development and operation of complete features.
Basic Skills/Qualifications
• Master’s/Bachelor’s degree in Computer Science, Computer Engineering (BE/MCA/BCA)
• 5-9 years of strong software design and development experience and building and administering large-scale distributed applications
• Strong communication skills
• Agility and quick learner
• Understanding of the Software development lifecycle
• Good Analytical and problem-solving skills
• Self-motivated with the ability to prioritize, meet deadlines, and manage changing priorities
• Should have a high level of energy working as an individual Contributor and as a part of Team.
• Ability to think out of the box and questioning everything
Technical Skills (Hands On)
• Apply Server-side software development expertise, to design, develop and implement horizontally scalable components with the ability to handle large transaction and query volumes with following experience :
• Backend - NodeJS, Server-Side Events (SSE)
• Programming languages - Typescript, JavaScript
• API – REST, GraphQL
• Databases – MySQL, PostgreSQL
• Additional useful programming languages – Java, Scala
• CI/CD experience with:
• Git/TFS, Containers, Ansible
• Test Driven Development (TDD)
• Real-time or near real-time data pipelines
• BPMN 2.0 (Camunda)
• Knowledge of Design Thinking
• Experience working in short agile release cycles
• Enterprise grade development best-practices for end-to-end interoperability and integration
• Design with operational requirements, and support challenges in perspective
We are looking for talented engineers who are passionate about using software
engineering to make kids love to learn and redefine learning@home. You will
have an opportunity to work in a highly motivated fast paced environment in a fastest
growing Ed-Tech company. You will be building platforms and services to be used across
various products. You will have the opportunity to create significant impact on our
systems, our business and most importantly on the life of millions of our students as we
take on challenges that will reshape education industry. You will operate at the
intersection of diverse disciplines - Backend, Frontend, Big Data, ML, Computer vision
and various open source tech. You will build solutions for Byju’s learning Apps as well as
few upcoming products with huge market potential and are high on innovation.
We are looking for smart people with excellent coding skills and can-do attitude.
Candidates should be eager to learn, flexible to pivot when needed, savvy enough to
thrive in a dynamic environment and should possess a growth mindset.
Roles & Responsibilities
● Writes high quality code & unit tests, builds, tests as per agreed timelines
● Participates in technical design and provides estimation
● Owns one or more small to medium features
● Becomes a go-to person in at least one area
● Communicates clearly and gets clarification upfront to minimize rework. Knows when
to ask for help to unblock.
● Consistently follows and promotes SDLC best practices: Coding standard, testing,
code reviews, code comments etc.
● Exhibit strong problem solving skills, helps other developers and demonstrates
teamwork
Ideal Candidate Profile
● Understands detailed requirements and demonstrates excellent problem solving skills
● Deep understanding of software engineering practices, Design Patterns, Data
Structures, Algorithms
● Excellent programming skills in ROR, Golang, NodeJS, Python
● Strong communication skills
● Strong sense of ownership, drive and ability to deliver results
● A Bachelors or Masters degree in engineering from a reputed institute (preferably
IITs, NITs, or other top engineering institutes)
● Experience in Golang, RoR, Unity, ML or Python will be an added advantage









