
Must have very good experience in Java development.
Must have a very good understanding of data structure & algorithms.
Must be very good at coding & problem solving skills.
Must be very good in multithreading, Collections, OOPS concepts.
Good to have experience in Java 8.

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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Role Overview
We are seeking a Junior Developer with 1-3 year’s experience with strong foundations in Python, databases, and AI technologies. The ideal candidate will support the development of AI-powered solutions, focusing on LLM integration, prompt engineering, and database-driven workflows. This is a hands-on role with opportunities to learn and grow into advanced AI engineering responsibilities.
Key Responsibilities
- Develop, test, and maintain Python-based applications and APIs.
- Design and optimize prompts for Large Language Models (LLMs) to improve accuracy and performance.
- Work with JSON-based data structures for request/response handling.
- Integrate and manage PostgreSQL (pgSQL) databases, including writing queries and handling data pipelines.
- Collaborate with the product and AI teams to implement new features.
- Debug, troubleshoot, and optimize performance of applications and workflows.
- Stay updated on advancements in LLMs, AI frameworks, and generative AI tools.
Required Skills & Qualifications
- Strong knowledge of Python (scripting, APIs, data handling).
- Basic understanding of Large Language Models (LLMs) and prompt engineering techniques.
- Experience with JSON data parsing and transformations.
- Familiarity with PostgreSQL or other relational databases.
- Ability to write clean, maintainable, and well-documented code.
- Strong problem-solving skills and eagerness to learn.
- Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent practical experience).
Nice-to-Have (Preferred)
- Exposure to AI/ML frameworks (e.g., LangChain, Hugging Face, OpenAI APIs).
- Experience working in startups or fast-paced environments.
- Familiarity with version control (Git/GitHub) and cloud platforms (AWS, GCP, or Azure).
What We Offer
- Opportunity to work on cutting-edge AI applications in permitting & compliance.
- Collaborative, growth-focused, and innovation-driven work culture.
- Mentorship and learning opportunities in AI/LLM development.
- Competitive compensation with performance-based growth.
Strong Senior Backend Engineer profiles
Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems
Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).
Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework
Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization
Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices
Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)
Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D
Mandatory (Education) – Candidates from Tier - 1 engineering institutes (IITs, BITS, are highly preferred)
Integration Developer
ROLE TITLE
Integration Developer
ROLE LOCATION(S)
Bangalore/Hyderabad/Chennai/Coimbatore/Noida/Kolkata/Pune/Indore
ROLE SUMMARY
The Integration Developer is a key member of the operations team, responsible for ensuring the smooth integration and functioning of various systems and software within the organization. This role involves technical support, system troubleshooting, performance monitoring, and assisting with the implementation of integration solutions.
ROLE RESPONSIBILITIES
· Design, develop, and maintain integration solutions using Spring Framework, Apache Camel, and other integration patterns such as RESTful APIs, SOAP services, file-based FTP/SFTP, and OAuth authentication.
· Collaborate with architects and cross-functional teams to design integration solutions that are scalable, secure, and aligned with business requirements.
· Resolve complex integration issues, performance bottlenecks, and data discrepancies across multiple systems. Support Production issues and fixes.
· Document integration processes, technical designs, APIs, and workflows to ensure clarity and ease of use.
· Participate in on-call rotation to provide 24/7 support for critical production issues.
· Develop source code / version control management experience in a collaborative work environment.
TECHNICAL QUALIFICATIONS
· 5+ years of experience in Java development with strong expertise in Spring Framework and Apache Camel for building enterprise-grade integrations.
· Proficient with Azure DevOps (ADO) for version control, CI/CD pipeline implementation, and project management.
· Hands-on experience with RESTful APIs, SOAP services, and file-based integrations using FTP and SFTP protocols.
· Strong analytical and troubleshooting skills for resolving complex integration and system issues.
· Experience in Azure Services, including Azure Service Bus, Azure Kubernetes Service (AKS), Azure Container Apps, and ideally Azure API Management (APIM) is a plus.
· Good understanding of containerization and cloud-native development, with experience in using Docker, Kubernetes, and Azure AKS.
· Experience with OAuth for secure authentication and authorization in integration solutions.
· Strong experience level using GitHub Source Control application.
· Strong background in SQL databases (e.g., T-SQL, Stored Procedures) and working with data in an integration context.
· Skilled with Azure DevOps (ADO) for version control, CI/CD pipeline implementation, and project management.
· Experience in Azure Services, including Azure Service Bus, Azure Kubernetes Service (AKS), Azure Container Apps, and ideally Azure API Management (APIM) is a plus.
GENERAL QUALIFICATIONS
· Excellent analytical and problem-solving skills, with a keen attention to detail.
· Effective communication skills, with the ability to collaborate with technical and non-technical stakeholders.
· Experience working in a fast paced, production support environment with a focus on incident management and resolution.
· Experience in the insurance domain is considered a plus.
EDUCATION REQUIREMENTS
· Bachelor’s degree in Computer Science, Information Technology, or related field.
Key Responsibilities
• Analyze and understand business processes and requirements to develop effective technical solutions.
• Assist in the planning, designing, development, of new applications and enhancements to existing applications.
• Collaborate with IT team members, decision makers, systems owners, and end users to define business requirements and systems goals, and identify and resolve business systems issues.
• Prepare functional specification documents in accordance to new business requirements.
• Ensure compatibility and interoperability of business software applications.
• Review and analyze the effectiveness and efficiency of existing systems and develop strategies for improving or further leveraging these systems.
• Assist in the deployment of new applications and enhancements to existing applications.
• Identify, assess, and recommend software solutions and implementation partners to management.
• Perform cost-benefit and return on investment analyses for proposed systems to aid management in making implementation decisions.
• Participate and sometimes drive IT projects to ensure that system requirements and data engineering needs are addressed throughout the project life cycle.
• Create systems models including integration points, specifications, diagrams, and charts to provide direction to internal stakeholders and third parties.
• Coordinate and perform in-depth tests, including end-user reviews, for modified and new systems.
• Provide orientation and training to end users for all modified and new systems.
Qualifications & Experience
• Minimum Bachelor’s degree in Information Technology, Computer Science, or related field.
• Minimum of 5 years of experience in related fields with 3 to 4 years in systems and/or functional analysis.
• Proven experience in analysing, designing, and implementing information systems.
• Strong understanding of business processes and technical systems.
• Hands-on skills in SQL and databases (e.g. Oracle, SQL Server).
Other Prerequisites
• Excellent problem-solving skills and the ability to work under pressure. • Good project management skills.
• Excellent written and oral communication and interpersonal skills.
• Ability to conduct research into systems issues and products as required.
• Ability to communicate ideas in both technical and user-friendly language.
• Highly self motivated and directed.
• Keen attention to detail.
• Proven analytical and creative problem-solving abilities.
• Strong customer service orientation.
• Experience working in a team-oriented, collaborative environment
Technical Experience :
- Net development work experience.
- Proficiency in NET Development with Asp.net and MVC.
- Strong object-oriented programming OOPS design skills, SOLID principles and proficiency in software design patterns.
- Experience in database MS SQL Server.
- Experience with version control systems GitHub and Bitbucket.
Professional Attributes :
1. Should have good communication Skills.
2. Should be a good team player.
3. Should be able to work independently and under pressure.
4. Should have good logical and analytical thinking.
At nFerence Labs, the "Google of Biomedicine", we are building the world's first massive-scale platform for pharmaco-biomedical computing. Our platform is premised on using AI/Deep Learning (on clinical text, medical images, and other signals) and massive high-performance computing to help pharma companies perform faster and more efficient drug discovery, and also help early diagnosis of several key diseases.
We collaborate heavily with premier medical institutions such as the Mayo Clinic and build systems to get deep medical insights from patient information including patient notes and lab information, medical images, ECGs, etc. We are a well-funded company and are looking to grow on all fronts.
We are hiring an experienced backend staff engineer for our Pramana team. Our Digital Pathology-as-a-service venture, Pramana is an in-line quality assurance software suite which for the first time in the industry, provides confidence to the labs for the accuracy and applicability of their digital assets while supporting industry-standard image formats.
Pramana’s whole slide imaging system is built upon the strong hardware expertise of former Spectral Insights (that nference acquired in 2020) and the strong software expertise of nference. Modular systems with Robotic automation have allowed Pramana to reduce the reliance on several technical staff. This will significantly reduce the total costs of ownership and is a more transparent model for Pramana’s clients.
Must have
- 5+ years experience with solid backend/engineering experience in C++/ Python
- Knowledge of data structures and an eye for architecture.
- Solid CS fundamentals, fluent in multi-threaded and asynchronous programming, and a strong inclination for architecting at scale.
- Excellent technical design, problem-solving, debugging, and communication skills.
- Rapid prototyping worked on distributed systems at scale.
- Basic knowledge of SQL as well as NoSQL databases.
- Proficient in Golang/ Python, design, and concurrency patterns.
Good to have
- Proficient in writing unit tests and profiling and benchmarking golang applications
- Experience in maintaining protobuf contract
- Experience in working with GRPC and grace
Benefits:
- Be a part of the “Google of biomedicine” as recognized by the Washington Post
- Work with some of the brilliant minds of the world solving exciting real-world problems through Artificial Intelligence, Machine Learning, analytics and insights through triangulating unstructured and structured information from the biomedical literature as well as from large-scale molecular and real-world datasets.
- Our benefits package includes the best of what leading organizations provide, such as stock options, paid time off, healthcare insurance, gym/broadband reimbursement.
Job Description
Must have Skill Sets
- Go lang + Microservices
- Familiarity with MAC/Linux environment, Shell script
- GRPC ● JavaScript & JSON
- Knowledge of microservices and architecture
- Knowledge of Uber Tech Stack would be a bonus ○ Will ensure candidate who are selected will undergo training on Uber Stack as a part of their induction to Uber
- Basic SQL knowledge
Expectations from the candidate
- Strong hands-on experience in understanding requirements and creating microservices using Go lang..
- Exceptional debugging and problem-solving skills on large codebase
- Be a proactive thinker and demonstrate keen sense to find solutions to challenging problems
- Product sense: Create more than beautiful code. Play a crucial role in choosing what we build and how we build it.
- A penchant for collaboration & a team player: Work cross collaboratively to drive impact across orgs. Be open to candid feedback for improvement. When required step up to the role of a tech-lead to ensure effective coordination and communication
- Independent to explore all the end points in UBER environment and coordinate with different Line of Business to understand the correct microservice for a business use case.
- Ability to convert a high-level PRD into a detailed ERD for execution. Coordinate with business teams to understand the functional requirement and convert it into engineering logic
Primary Skills :
4+ Years with Java
2+ with Microservices
6 months to 1 Year with Golang
Exp : 4+ Years
Location : Bangalore/Hyderabad
Max Budget : 28 Lakhs
End Client : UBER
Qualifications & Responsibilities
- Strong hands-on experience with Java; full-stack development
- Designs, codes, tests, debug, and documents software, and enhance existing components to ensure that software meets business needs
- Deploy and maintain Applications/Systems
- Work with other software engineers for one or more Agile scrum teams assigned to work on the project · Contribute to the design and architecture to enable secure, scalable, and maintainable software and should be able to clearly articulate the implications of design/architectural decisions, issues, and plans to technology leadership
- Develop reusable patterns and encourage innovation that will enhance team velocity · Collaborate on the design with other team members and product owners, both inside and outside the scrum team
- Estimate engineering work effort for the engineering team and effectively identify and prioritize the high impact tasks
- Conduct design and code reviews to ensure code developed meets coding best practices guidelines, unit testing, security, and scalability and maintainability guidelines
- Drive a quality mindset within the team
Skills:
- 2+ years of full Software Development Life Cycle experience
- 2+ years of experience working as a full-stack java developer
- 1+ years of web development with AngularJS
- Experience or familiarity with technologies such as WSDL, REST and/or SOAP web services, XML, JBoss, Adobe CQ5 DAM, HTML5, CSS3, Bootstrap, Hibernate, Spring.
- Expertise in Database Administration on Production Servers with server configuration, performance tuning, and maintenance with outstanding troubleshooting capabilities in Cloud – AWS / Azure.
- Efficient in Architecting, Configuring, Maintaining, Monitoring, Troubleshooting SQL Servers.
- Strong understanding of SQL database structures, principles, and practice
- Strong experience handling Backups, Restores, Corruption, and Disaster Recovery scenarios.
- Experience in installing and configuring SQL Server databases of different versions.
- Experience in Performance Tuning and Optimization, backups, restores, recovery models. Writing & optimizing SQL statements, partitioning, clustering, HA, DR. Experience in DMV & DDL queries.
- Independently analyze, solve, and correct issues in real-time, providing problem resolution end-to-end.
- Skilled in working with large volumes of data and loading data from multiple sources.
- Knowledge of reporting and query tools and practices.
- Knowledge of indexes, index management, and statistics.
- Skilled in deploying database change scripts
- Scheduling database backups, taking full and Transaction log backups.
- Automate SQL server tasks (SQL jobs, Windows scripts, etc.)
- Exposure to MySQL will be an added advantage.
Soft skills:
- Mission led. Someone who buys into the mission of a company and the problem they are solving. The company is growing fast and have a tonne of things they need to achieve; they want people that are bought in for the long term and believe in what they’re doing.
- Pragmatic thinker. You have a structured approach to situations, if you do not know the answer, you’ll know how to find it out.
- Open to change. You are able to work in a fast-paced environment where priorities can change instantly, and you are able to adjust.
- Technologist. Someone that is passionate about what they do and experienced in server operating systems and application deployment, configuration, and maintenance.
- Communication and Presentations skills.
In this role, you should be able to write functional code with a sharp eye for spotting defects. You should be a team player and an excellent communicator. If you are also passionate about the .NET framework and software design/architecture, we- d like to meet you.
Your goal will be to work with internal teams to design, develop and maintain software.
Responsibilities and Duties :
- Writing clean, scalable code using .NET programming languages.
- Build high-quality scalable and predictable web applications on the .NET Technology stack and maintain internal and external facing web applications.
- Creating and integrating services and APIs using Web API 2 for various products and applications.
- Working on system architecture and databasing in MongoDB, MySQL, and NoSQL.
- Make regular modifications to existing software for error correction, adaptation to new hardware, and improving overall function and performance
- Evaluate new code for reliable architecture, stability, reusability, performance, automation, security, and metrics
- Using JSON to store and transport data.
- Working with other team members and the team lead using Project Management Tools and Version Source Control to create industry-leading technological products.
Skills required:
- 1 - 3 years of experience in MongoDB.
- Knowledge about AWS Cloud is an added advantage.
- Knowledge of .NET development and lifecycle methods in C# Language.
- Experience in making Web API 2 including routes, class components, async methods, parallel programming, authentication, and authorization, etc.
- Experience and hands-on knowledge of data management methods with MongoDB, MySQL, or NoSQL, etc.
- Should have experience and understanding of using JSON.
- Familiarity with working with .NET Framework, JavaScript, HTML. Knowledge of .NET Core is preferred.
- Knowledge and experience working with AWS Cloud and cloud computing techniques is an added advantage, but not a requirement.
- Having a BSc Degree in Computer Science is optional but should have some educational knowledge of computer science.











