
We are seeking a highly skilled and motivated Python Developer with hands-on experience in AWS cloud services (Lambda, API Gateway, EC2), microservices architecture, PostgreSQL, and Docker. The ideal candidate will be responsible for designing, developing, deploying, and maintaining scalable backend services and APIs, with a strong emphasis on cloud-native solutions and containerized environments.
Key Responsibilities:
- Develop and maintain scalable backend services using Python (Flask, FastAPI, or Django).
- Design and deploy serverless applications using AWS Lambda and API Gateway.
- Build and manage RESTful APIs and microservices.
- Implement CI/CD pipelines for efficient and secure deployments.
- Work with Docker to containerize applications and manage container lifecycles.
- Develop and manage infrastructure on AWS (including EC2, IAM, S3, and other related services).
- Design efficient database schemas and write optimized SQL queries for PostgreSQL.
- Collaborate with DevOps, front-end developers, and product managers for end-to-end delivery.
- Write unit, integration, and performance tests to ensure code reliability and robustness.
- Monitor, troubleshoot, and optimize application performance in production environments.
Required Skills:
- Strong proficiency in Python and Python-based web frameworks.
- Experience with AWS services: Lambda, API Gateway, EC2, S3, CloudWatch.
- Sound knowledge of microservices architecture and asynchronous programming.
- Proficiency with PostgreSQL, including schema design and query optimization.
- Hands-on experience with Docker and containerized deployments.
- Understanding of CI/CD practices and tools like GitHub Actions, Jenkins, or CodePipeline.
- Familiarity with API documentation tools (Swagger/OpenAPI).
- Version control with Git.

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At BigThinkCode, our technology solves complex problems. We are looking for talented back end (node.JS) engineer to join our at Chennai.
Please find below our job description, if interested drop your profile to connect and disucss.
Company: BigThinkCode Technologies
URL: https://www.bigthinkcode.com/
Experience required: 2-3 years
Work location: Chennai
Joining time: Immediate – 2 weeks
Work Mode: Work from office / Hybrid
A skilled Node.js Developer with 2–3 years of experience in building scalable applications using event-driven architecture within distributed systems. The ideal candidate should be comfortable in high-performance backend services and have a strong understanding of asynchronous programming patterns.
Experience or exposure to knowledge embedding and vectorization techniques is a strong plus, especially in the context of modern data-driven or AI-powered systems.
Must have skills:
- Hands on expertise in OOJS, node.js, distributed systems.
- Hands on experience using RabbitMQ, Kafka / Redis and PostgreSQL.
- Event drive architecture (EDA) microservices project experience MUST
- Any programming: Typescript or nodeJS or Golang.
- Hands on experience using docket containers and Kubernetes.
- Aware about Asynchronous and Loose Coupling.
- Familiar with API’s gateway and microservice design patterns.
- Strong understanding of event-driven architecture and non-blocking I/O.
- Experience working with distributed systems and microservices architecture.
- Proficiency in RESTful API design and implementation.
- Experience with databases such as MongoDB, PostgreSQL, or MySQL.
- Experience with containerization tools like Docker and orchestration tools like Kubernetes
Key Responsibilities
- Design, develop, and maintain server-side applications using Node.js
- Build and optimize scalable, event-driven systems in distributed environments.
- Implement asynchronous workflows, message queues, and pub/sub architectures.
- Collaborate with cross-functional teams to define and deliver backend solutions.
Good to Have:
- Experience with knowledge embedding and vectorization techniques.
- Familiarity with vector databases (e.g., Pinecone, Weaviate, FAISS).
- Understanding of cloud platforms (AWS, Azure, or GCP)
Why Join Us:
- Collaborative work environment.
- Exposure to modern tools and scalable application architectures.
- Medical cover for employee and eligible dependents.
- Tax beneficial salary structure.
- Comprehensive leave policy
- Competency development training programs.
Candidate must have 6+ years of backend engineering experience, with 1–2 years leading engineers or owning major systems.
Candidate must be from a product-based organization with a startup mindset.
Must be strong in one core backend language: Node.js, Go, Java, or Python.
Deep understanding of distributed systems, caching, high availability, and microservices architecture.
Hands-on experience with AWS/GCP, Docker, Kubernetes, and CI/CD pipelines.
Strong command over system design, data structures, performance tuning, and scalable architecture
Ability to partner with Product, Data, Infrastructure, and lead end-to-end backend roadmap execution.
Java Developer – Job Description
Wissen Technology is now hiring for a Java Developer - Bangalore 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. - 5-8 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 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 Wokelo:
Wokelo is an LLM agentic platform for investment research and decision making. We automate complex research and analysis tasks traditionally performed by humans. Our platform is leveraged by leading Private Equity firms, Investment Banks, Corporate Strategy teams, Venture Capitalists, and Fortune 500 companies.
With our proprietary agentic technology and state-of-the-art large language models (LLMs), we deliver rich insights and high-fidelity analysis in minutes—transforming how financial decisions are made.
Headquartered in Seattle, we are a global team backed by renowned venture funds and industry leaders. As we rapidly expand across multiple segments, we are looking for passionate individuals to join us on this journey.
Requirements:
- 0-1 years of experience as a Software Developer.
- Bachelor’s or Master’s degree in Computer Science or related field.
- Proficiency in Python with strong experience in Django Rest Framework.
- Hands-on experience with Django ORM.
- Ability to learn quickly and adapt to new technologies.
- Strong problem-solving and analytical skills.
- Knowledge of NLP, ML models, and related engineering practices (preferred).
- Familiarity with LLMs, RLHF, transformers, embeddings (a plus).
- Prior experience in building or scaling a SaaS platform (a plus).
- Strong attention to detail with experience integrating testing into development workflows.
Key Responsibilities:
- Develop, test, and maintain scalable backend services and APIs using Python (Django Rest Framework).
- Work with Django ORM to build efficient database-driven applications.
- Collaborate with cross-functional teams to design and implement features that enhance the Wokelo platform.
- Contribute to NLP engineering and ML model development to power GenAI solutions (preferred but not mandatory).
- Ensure testing and code quality are embedded into the development process.
- Research and adopt emerging technologies, providing innovative solutions to complex problems.
- Support the transition of prototypes into production-ready features on our SaaS platform.
- Perform adhoc tasks as and when required/assigned by manager.
Why Join Us?
- Opportunity to work on a first-of-its-kind Generative AI SaaS platform.
- A steep learning curve in a fast-paced, high-growth startup environment.
- Exposure to cutting-edge technologies in NLP, ML models, LLM Ops, and DevOps.
- Collaborative culture with global talent and visionary leadership.
- Full health coverage, flexible time-off, and remote work culture.
We're seeking passionate, next-gen minded engineers who are excited about solving complex technical challenges and building innovative, first-of-its-kind products which make a tangible difference for our customers. As a Backend SDE-1, you will play a key role in driving strategic initiatives, collaborating with cross-functional teams across business, product, and operations to solve exciting problems. This role demands strong technical acumen, leadership capabilities, and a mindset focused on innovation and operational excellence.
We value individuals who think independently, challenge the status quo, and bring creativity and curiosity to the table—not those who simply follow instructions. If you're passionate about solving problems and making an impact, we'd love to hear from you.
Key Responsibilities
- Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Understand broader organization goals and constantly prioritise your own work.
- Technical Excellence: Understand the onground problems, explore and design various possible solutions to conclude and implement scalable, extensible and secure software systems. Implement and learn best practices in technical architecture, coding standards, and software testing to ensure product delivery with highest speed AND quality.
- Project and Program Management: Setting up aggressive as well as realistic timelines with all the stakeholders, ensure the successful delivery of engineering projects as per the defined timelines with best quality standards ensuring budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
- Cross-functional collaboration: Collaborate with Product Managers, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
- Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.
Required Qualifications
- Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
- 1+ years of experience in software engineering
- Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
- Strong understanding of software design principles and patterns.
- Hands on with multiple programming languages and modern development frameworks.
- Understanding of relational and non-relational databases.
- Experience with Redis, ElasticSearch.
- Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.
Skills:- MySQL, Python, Django, AWS, NoSQL, Kafka, Redis, ElasticSearch
Job description
- Engage with the business team and stakeholder at different levels to understand business needs, analyze, document, prioritize the requirements, and make recommendations on the solution and implementation.
- Delivering the product that meets business requirements, reliability, scalability, and performance goals
- Work with Agile scrum team and create the scrum team strategy roadmap/backlog, develop minimal viable product and Agile user stories that drive a highly effective and efficient project development and delivery scrum team.
- Work on Data mapping/transformation, solution design, process diagram, acceptance criteria, user acceptance testing and other project artifacts.
- Work effectively with the technical/development team and help them understand the specifications/requirements for technical development, testing and implementation.
- Ensure solutions promote simplicity, efficiency, and conform to enterprise and architecture standards and guidelines.
- Partner with the support organization to provide training, support and technical assistance to operation team and end users as necessary
- Product/Application Developer
- Designs and develops software applications based on user requirements in a variety of coding environments such as graphical user interface, database query languages, report writers, and specific development languages
- Consult on the use and implementation of software products and applications and specialize in the business development environment, including the selection of development tools and methodology
Primary / Mandatory skills:
- Overall Experience: Overall 4 to 6 years of IT development experience
- Design and Code NodeJS based Microservices, API Webservices, NoSql technologies (Cassandra/MongoDb)
- Expert in developing code for Node-JS based Microservice in TypeScript
- Good Experience in understanding the data Transmission through pug/sub mechanism like Event Hub and Kafka
- Good Understanding of Analytics and clickstream data capture is HUGE Plus
- Good understanding of frameworks like Java Spring Boot, Python is preferred
- Good understanding of Microsoft Azure principles and services is preferred
- Able to write Unit test cases
- Familiarity with performance testing tools such as Akamai SOASTA is preferred
- Good knowledge on Source Code control like GIT, code clout, etc and understanding of CI/CD(Jenkins and Kubernetes)
- Solid technical background with understanding and/or experience in software development and web technologies
- Strong analytical skills and the ability to convert consumer insights and performance data into high impact initiatives
- Experience working within scaled agile development team
- Excellent written and verbal communication skills with demonstrated ability to present complex technical information in a clear manner to peers, developers, and senior leaders
- The desire to be continually learning about emerging technologies/industry trends
The key aspects of this role include:
• Design, build, and maintain scalable applications using Python.
• Contribute to the entire implementation process including driving the definition of improvements
based on business need and architectural improvements.
• Act as a subject matter expert for Application Software developers and Engineers.
• Handle server-side code for a production platform and contribute to new features.
To be the right fit, you'll need:
• More than 4+ years of experience as a software developer in Python, with knowledge of at least one
Python web framework such as Django, Flask, etc.
• Good understanding of common design patterns and architecture principles to design reliable and
Scalable applications
• Strong communication skills
• Knowledge of databases line NoSQL or MongoDB
• Good to have AWS and Docker or Web services
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
We are looking for Django Developers who will work on a wide range of industries namely automobile, banking, education, fashion, etc.
Skills Required:
- Professional and precise communication skills.
- Creating self-contained, reusable, testable modules and components..
- Extensive knowledge of CSS and JS methods for providing performance visual effects and keeping the frame rate above 30fps at all times.
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system.
- Validating user actions on the client side and providing responsive feedback.
- Writing non-blocking code, and resorting to advanced techniques such as multithreading, when needed.
- Experience with all levels of operation available to the front-end, such as from creating XHRs in vanilla JS to using a custom wrapper around resources.
- Experience with building the infrastructure for serving the front-end app and assets.
Qualifications and Experience Requirements:
- 3+ years of experience in Backend Development
- Preferred skills - Python, MySql, PostgreSQL
- Proficiency with Python, Django framework, JavaScript, CSS and HTML5.
- Knowledge of AWS Cloud Services ( EC2, AWS Lambda,Elastic Beanstalk, API Gateway, S3 etc )
- Familiar with XAMPP, LAMP etc.
• Must have good knowledge of Java and J2EE
• Experience working with Java Frameworks (Spring, Strut)
• Experience working with RESTful web services (JSON, JWT)
• Experience working with front-end Java script app and frameworks
• Experience with XML and JSON
• Experience with Vert.x is a plus
- Experience level of 6 to 9 years of experience in very large-scale applications.
- Strong problem-solving skills, computer science fundamentals, data structures and
- algorithms their space & time complexities
- Design (LLD & HLD) and architect technical solutions for the business problems of a very large-scale portal.
- Strong hands-on and practical working experience with Java as the programming language
- Strong debugging skills - Code, Logs, DB, JVM
- Excellent coding skills - should be able to convert design into code fluently.
- Hands-on experience working with Databases and Linux platform










