Python Developer

👉 Job Title: Senior Backend Developer

🌟 Experience: 5-7 Years

💡Location: Bangalore

👉 Notice Period :- Immediate Joiners

💡 Work Mode - 5 Days work from Office

( Candidate Serving notice period are preffered)

Role Summary

We are seeking a Senior Backend Developer with strong expertise in Python and FastAPI to build scalable, high-performance backend systems integrated with LLM technologies on Azure. The role involves designing distributed systems, optimizing data pipelines, and ensuring secure, enterprise-grade applications.

Key Responsibilities

• Develop backend services using Python & FastAPI (async, middleware)
• Build high-concurrency, scalable systems and microservices
• Work with Azure services and event-driven architectures
• Optimize MongoDB & Redis for performance
• Integrate LLM APIs (OpenAI, Gemini, Claude)
• Implement security (JWT, encryption, API management)
• 
  

Mandatory Skills (Top 3)

1. Strong Python backend development with FastAPI
2. Hands-on experience with Microsoft Azure cloud
3. Experience in building scalable distributed/microservices systems

Good to Have

• Docker, Kubernetes, CI/CD
• LLM frameworks (LangChain, vector DBs)
• Monitoring tools and real-time data processing

Experience: 5 TO 8

Location: MUMBAI

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 TO 8 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 Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

5+ years of Experience designing, building and testing Java EE applications  

Experience designing, implementing, and integrating Spring and/or Spring Boot 

Good knowledge in recent version of Java, Oracle, JBoss, Hibernate  

Experience in working with Messaging systems like Apache Kafka  

Developing low level designs based on HLD  

Reviewing code to check coding standards and best practices to ensure quality.  

Hands on knowledge in Unit testing Framework like Junit and good understanding on Exception Handling in Java  

Good Knowledge in UI like React or Angular  

Experience designing SOAP / RESTful web services  

Working on bug fixing and improving application performance  

Familiarity with build tools such as Maven and Gradle.  

Familiar with various design and architectural patterns  

Familiarity with continuous integration

Job Title: AI Engineer - NLP/LLM Data Product Engineer Location: Chennai, TN- Hybrid

Duration: Full time

Job Summary:

About the Role:

We are growing our Data Science and Data Engineering team and are looking for an

experienced AI Engineer specializing in creating GenAI LLM solutions. This position involves collaborating with clients and their teams, discovering gaps for automation using AI, designing customized AI solutions, and implementing technologies to streamline data entry processes within the healthcare sector.

Responsibilities:

·        Conduct detailed consultations with clients functional teams to understand client requirements, one use case is related to handwritten medical records.

·        Analyze existing data entry workflows and propose automation opportunities.

Design:

·        Design tailored AI-driven solutions for the extraction and digitization of information from handwritten medical records.

·        Collaborate with clients to define project scopes and objectives.

Technology Selection:

·        Evaluate and recommend AI technologies, focusing on NLP, LLM and machine learning.

·        Ensure seamless integration with existing systems and workflows.

Prototyping and Testing:

·        Develop prototypes and proof-of-concept models to demonstrate the feasibility of proposed solutions.

·        Conduct rigorous testing to ensure accuracy and reliability.

Implementation and Integration:

·        Work closely with clients and IT teams to integrate AI solutions effectively.

·        Provide technical support during the implementation phase.

Training and Documentation:

·        Develop training materials for end-users and support staff.

·        Create comprehensive documentation for implemented solutions.

Continuous Improvement:

·        Monitor and optimize the performance of deployed solutions.

·        Identify opportunities for further automation and improvement.

Qualifications:

·        Advanced degree in Computer Science, Artificial Intelligence, or related field (Masters or PhD required).

·        Proven experience in developing and implementing AI solutions for data entry automation.

·        Expertise in NLP, LLM and other machine-learning techniques.

·        Strong programming skills, especially in Python.

·        Familiarity with healthcare data privacy and regulatory requirements.

Additional Qualifications( great to have):

An ideal candidate will have expertise in the most current LLM/NLP models, particularly in the extraction of data from clinical reports, lab reports, and radiology reports. The ideal candidate should have a deep understanding of EMR/EHR applications and patient-related data.

A primary source of raw materials for manufacturers globally. A raw material sourcing platform with a mission to be the primary source of raw materials for manufacturers globally. Their cross border supply chain and tech solutions ensures manufacturers have access to the best quality raw materials at the right price.

Job Description

As a Backend Engineer you will be responsible for creating REST APIs which are used to drive the User Interface. Given the nature of the application, these APIs need to be very efficient and high performing.

This requires optimizing queries for faster execution and introducing database changes that may be required. We are looking for individuals with great attention to detail, who are genuine, confident, committed and not only passionate about technology, but excited to work in a fun and friendly start-up environment. T

he ideal candidate will be passionate about technology and GETTING IT DONE.

Responsibilities include:

Develop, test, implement and maintain application software

Take part in software and architectural development activities

Debug application issues and helping support respond to client queries

Participate in application development meetings

Provide accurate estimates, clearly communicate status of tasks and identification of risks

Commitment to accomplishing the task at hand and identify the fastest and most reliable way to solve a problem

Performance tuning of application code at different service levels

Interact with customers of the application and help address issues reported

ESSENTIAL SKILLS / EXPERIENCE REQUIRED

1. Bachelor's degree in Computer Science or equivalent
2. 1-3 years of experience with Java and Spring frameworks.
3. Having good knowledge of a scripting language like python is a plus
4. Experience with Spring and Hibernate/ ORM
5. Understanding of relational databases and normal forms
6. Understanding of NoSQL / RDBMS (Mongo or Postgres) and ability to write optimized and high-performing queries
7. Strong understanding of Java concurrency, concurrency patterns, experience building thread-safe code
8. Experience building RESTful web services
9. Strong written and verbal communication skills
10. Strong interpersonal skills and time management skills
11. Strong problem-solving and analytical skills
12. Experience with GIT as a VCS, Unix-based systems
13. Experience with NoSQL Database is a plus Following are a set of 'good to have' skills
14. React AWS Bitbucket, JIRA

Role - Senior Backend Developer

About

It is an AI powered GTM intelligence platform for B2B companies. We aims to become the

Master OS on top of the company's entire martech stack. We are integrating multiple sales and

marketing products into an all-in-one platform, adding smart workflows and machine learning/LLM

based intelligence applications to increase qualified pipeline and funnel conversions. It is growing

fast, has an experienced founding team and is funded by top tier investors.

About the Role

We are seeking a Senior Java Microservices Developer who is a highly skilled professional responsible for designing, developing, and maintaining microservices-based applications using Java technologies.

The job description for a Senior Java Microservices Developer typically includes the following responsibilities and requirements:

Responsibilities:

Design and develop microservices-based applications using Java technologies such as Spring

Boot, Spring Cloud, and Hibernate.

Collaborate with cross-functional teams including product managers, architects, and DevOps to

develop and implement scalable and reliable microservices.

Develop and maintain high-quality code by adhering to coding standards, best practices, and

software development methodologies.

Participate in code reviews, bug fixing, and troubleshooting to ensure high-quality code and

maintain system stability.

Work with stakeholders to understand business requirements and translate them into technical

designs.

Conduct performance analysis and optimization of microservices to ensure optimal system

performance.

Continuously improve the codebase through refactoring, code optimization, and documentation

Requirements:

Bachelor's or Master's degree in Computer Science or a related field.

5+ years of experience in Java development, with a focus on microservices development.

Strong knowledge of Java technologies such as Spring Boot, Spring Cloud, Hibernate, and RESTful

API development.

Experience in designing and developing highly scalable and reliable microservices.

Experience with containerization technologies such as Docker and Kubernetes.

Experience in developing and maintaining CI/CD pipelines.

Strong understanding of database technologies, SQL, and NoSQL databases.

Experience with cloud technologies such as AWS or Azure.

Excellent communication and collaboration skills to work effectively with cross-functional teams.

A Senior Java Microservices Developer is a critical role in the development of microservices-based

applications, and they must have a deep understanding of Java technologies and microservices

architecture to be successful in the role

Key Responsibilities

We are looking for a full stack developer who shall be responsible for implementation of software related projects of the firm. This will involve:

–        Understanding existing services of the Company, the requirements of the project and be able to build the back-end coding structure along with front end dashboard, UI / UX for the full project. The person should be capable of building flexible coding to incorporate various user requirements, carry out user acceptance testing, fix bugs within agreed timelines.

–        Dashboard Development: Swiftly conceptualizing, designing, and developing visually engaging and functional dashboards tailored to meet the firm's specific requirements within stringent timelines.

–        Collaborative Approach: Work closely with stakeholders’ other team members, to understand dashboard requirements and ensure alignment with business objectives.

–        API Integration: Explore and integrate dashboard APIs where applicable to enhance functionalities or enable custom integrations for a more comprehensive dashboard experience.

Key Skills Required

–      Front-end Technologies: Proficiency in HTML, CSS, JavaScript, and expertise in UX/UI principles to enhance dashboard user interfaces and ensure responsiveness.

–      Backend Development: Proficiency in at least one backend language (e.g., Python, Ruby, Node.js, etc.) and understanding of backend frameworks to facilitate data integration and backend functionalities for dashboards.

–      Strong SQL Skills: Ability to efficiently extract, manipulate, and analyze data using SQL queries from various databases to integrate into the dashboards.

–      Dashboard Development Experience: Prior experience in rapid dashboard development, including designing, developing, and deploying dashboards within accelerated timelines.

–      Being able to work independently, understand industry landscape and come up with innovative solutions to tackle various issues. 

Perks

• Best hardware and software to help you get the job done in the best way possible
• Remote office allowance to support you regardless of where you work
• Learning and development allowance to help you grow your career
• Flexible leave policy to give you more control over your time.
• Health insurance for your family and you to keep you well.

Required experience and skills

• Bachelors degree in Computer Science and Engineering. Bonus: Masters degree.9+ years of total full-time work experience, preferably shipping SaaS applications.
• Startup experience strongly desired.
• Played a pivotal role in scaling a company and led teams in an agile environment where iteration has led to perfection.
• Proven track record of on time project deliveries with balanced calls on technical designs and tech debt.
• Expert proficiency in:
• 1. Ruby, Ruby on Rails, Mysql, Linux, Git, AWS, CI/CD, NewRelic.
• 2. broad range of internet technologies and applications.
• 3. interacting, building, and improving the performance of systems end-to-end.
• 4. architecting/designing complex systems
• Strong collaborator and thought partner to Product team.Driven by outcomes more than output.
• Have led projects with small, dynamic, and fast-paced teams (3-5 engineers), with great flexility and adaptability on large projects, delegating working effectively.
• Viewed by the team as their evangelist, role model and bar raiser.
• Past teams and co-workers attest to your prowess & agility in building great products, and driving sound technical decision making.Mentored engineers within and outside own team.
• High on EQ, humility, curiosity and self drive.

Responsibilities

We use a rubric / career ladder as a framework to help our engineers grow in their careers. Please refer to the SDE IV section in the rubric (https://docs.google.com/spreadsheets/d/1z_51E1mZ3qf0MBuAyfHjKE1HN6h_yghAx2WMaB1z-Ms/edit?usp=sharing">click to view) to understand our expectations on your role and responsibilities.

Your responsibilities include:

• Leading completion and delivery of multiple concurrent projects with clear deliverable timelines and milestones
• Providing key input and guidance in helping to solve our most difficult and challenging issues, and providing recommendations for preventing or mitigating the effects of the issues in the future
• Identifying inconsistencies caused by lack of best practices and patterns, and proactively collaborate with the team to gather input to define and rollout new best practices
• Mentoring other engineers on increasing their impact both within and outside of their team, including identifying opportunities for them to do so
• Participate in shaping longer term technical and architectural goals in consideration of product/company strategy, organizational growth, scalability, security, and other factors