Lead Data Engineer

Senior Data Engineer – Hyderabad (Immediate Joiners),

Experience: 7+ years,

We’re hiring Senior Data Engineers to develop high-volume, high-performance data integration solutions in a cloud-based environment. You'll design ETL pipelines, optimize queries, work on distributed systems, and support scalable data models to enable business decision-making across massive data lakes.

Mandatory Skills:

• SQL (Expert) – This is a key requirement.
• Query & Database Performance Tuning (Expert).
• ETL, Data Integrations & Transformations (Proficient).
• Python Scripting (Proficient).
• AWS Core Services – S3, Lambda, IAM (Intermediate),

Job Description: As a Data Engineer, you will be working in one of the world's largest cloud-based data lakes. You should be skilled in the architecture of data warehouse solutions for the Enterprise using multiple platforms (EMR, RDBMS, Columnar, Cloud). You should have extensive experience in the design, creation, management, and business use of extremely large datasets. You should have excellent business and communication skills to be able to work with business owners to develop and define key business questions and to build data sets that answer those questions. Above all, you should be passionate about working with huge data volumes and someone who loves to bring datasets together to answer business questions to drive Business growth.

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location - Senior Backend Developer – Java (with Python Exposure)- Mumbai

Experience - 4 to 10 years

Kindly revert over mail if you are interested.

Java Developer – Job Description

We are seeking a Senior Backend Developer with strong expertise in Java (Spring Boot) and working knowledge of Python. In this role, Java will be your primary development language, with Python used for scripting, automation, or selected service modules. You’ll be part of a collaborative backend team building scalable and high-performance systems.

Key Responsibilities

• Design and develop robust backend services and APIs primarily using Java (Spring Boot)
• Contribute to Python-based components where needed for automation, scripting, or lightweight services
• Build, integrate, and optimize RESTful APIs and microservices
• Work with relational and NoSQL databases
• Write unit and integration tests (JUnit, PyTest)
• Collaborate closely with DevOps, QA, and product teams
• Participate in architecture reviews and design discussions
• Help maintain code quality, organization, and automation

Required Skills & Qualifications

• 4 to 10 years of hands-on Java development experience
• Strong experience with Spring Boot, JPA/Hibernate, and REST APIs
• At least 1–2 years of hands-on experience with Python (e.g., for scripting, automation, or small services)
• Familiarity with Python frameworks like Flask or FastAPI is a plus
• Experience with SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
• Good understanding of OOP, design patterns, and software engineering best practices
• Familiarity with Docker, Git, and CI/CD pipelines

Immediate Joiners Preferred. Notice Period - Immediate to 30 Days

Interested candidates are requested to email their resumes with the subject line "Application for [Job Title]".

Only applications received via email will be reviewed. Applications through other channels will not be considered.

About Us

adesso India is a dynamic and innovative IT Services and Consulting company based in Kochi. We are committed to delivering cutting-edge solutions that make a meaningful impact on our clients. As we continue to expand our development team, we are seeking a talented and motivated Backend Developer to join us in creating scalable and high-performance backend systems.

Job Description

We are looking for an experienced Backend and Data Developer with expertise in Java, SQL, BigQuery development working on public clouds, mainly GCP. As a Senior Data Developer, you will play a vital role in designing, building, and maintaining robust systems to support our data analytics. This position offers the opportunity to work on complex services, collaborating closely with cross-functional teams to drive successful project delivery.

Responsibilities

• Development and maintenance of data pipelines and automation scripts with Python
• Creation of data queries and optimization of database processes with SQL
• Use of bash scripts for system administration, automation and deployment processes
• Database and cloud technologies
• Managing, optimizing and querying large amounts of data in an Exasol database (prospectively Snowflake)
• Google Cloud Platform (GCP): Operation and scaling of cloud-based BI solutions, in particular
• Composer (Airflow): Orchestration of data pipelines for ETL processes
• Cloud Functions: Development of serverless functions for data processing and automation
• Cloud Scheduler: Planning and automation of recurring cloud jobs
• Cloud Secret Manager: Secure storage and management of sensitive access data and API keys
• BigQuery: Processing, analyzing and querying large amounts of data in the cloud
• Cloud Storage: Storage and management of structured and unstructured data
• Cloud monitoring: monitoring the performance and stability of cloud-based applications
• Data visualization and reporting
• Creation of interactive dashboards and reports for the analysis and visualization of business data with Power BI

Requirements

• Minimum of 4-6 years of experience in backend development, with strong expertise in BigQuery, Python and MongoDB or SQL.
• Strong knowledge of database design, querying, and optimization with SQL and MongoDB and designing ETL and orchestration of data pipelines.
• Expierience of minimum of 2 years with at least one hyperscaler, in best case GCP
• Combined with cloud storage technologies, cloud monitoring and cloud secret management
• Excellent communication skills to effectively collaborate with team members and stakeholders.
• 
  

Nice-to-Have:

• Knowledge of agile methodologies and working in cross-functional, collaborative teams.

• Architect new and optimize existing software codebases and systems used to crawl, launch, run, and monitor the Anakin family of app crawlers
• Deeply own the lifecycle of software, including rolling out to operations, managing configurations, maintaining and upgrading, and supporting end-users
• Configure and optimize the automated testing and deployment systems used to maintain over 1000+ crawlers across the company
• Analyze data and bugs that require in-depth investigations
• Interface directly with external customers including managing relationships and steering requirements

• Extremely effective, self-driven builder
• 2+ years of experience as a backend software engineer
• 2+ years of experience with Python
• 2+ years of experience with AWS services such as EC2, S3, Lambda, etc.
• Should have managed a team of software engineers
• Deep experience with network debugging across all OSI layers (Wireshark)
• Knowledge of networks or/and cybersecurity

• Broad understanding of the landscape of software engineering design patterns and principles
• Ability to work quickly and accurately in a highly stressful environment during removing bugs in run-time within minutes
• Excellent communicator, both written and verbal

• Must be available to work extended hours and weekends when needed to meet critical deadlines
• Must have an aversion to politics and BS. Should let his/her work speak for him/her.
• Must be comfortable with uncertainty. In almost all the cases, your job will be to figure it out.
• Must not be bounded to comfort zone. Often, you will need to challenge yourself to go above and beyond.

 4-8 years of work experience

 Strong knowledge of Go programming language, paradigms, constructs, and

idioms

 Knowledge of common Go routine and channel patterns

 Experience with the full site of Go frameworks and tools, including:

 Dependency management tools such as Godep, Sltr, etc.

 Go’s templating language

 Go’s code generation tools, such as Stringer

 Popular Go web frameworks, such as Revel

 Router packages, such as Gorilla Mux

 Ability to write clean and effective Godoc comments

 Familiarity with code versioning tools such as Git

 Good experience with database technologies (MySQL, MS SQL, MongoDB)

 Good knowledge in cloud hosting services like (AWS, GCP)

Look for candidates who can join quickly, (2 weeks joiners preferred)

• Design, develop, test, debug and maintain components of a feature-rich management and orchestration product
• Manage one or more project priorities and deadlines
• The programming languages are mainly Python and Java
• Understand the infrastructure details of public clouds and use DevOps best practices to implement provisioning

You'll Need:

• Strong software design and implementation skills in building infrastructure frameworks.
• Experience building and operating extensible, scalable resilient systems.
• Working knowledge of Java and Python.
• Solid understanding of basic systems operations (disk, network, etc).
• Willingness and ability to learn new languages and concepts.
• 8+ years of experience and a BS/MS degree in Computer Science -or- a related field.

Nice to have:

• Cloud infrastructure systems engineering experience.
• Experience in building control planes.
• Experience building RESTful APIs.
• Experience with containers and cluster managers like Kubernetes.
• Experience in App deployment and config management frameworks such as Ansible, Terraform, Chef, Puppet, etc.

Job Description-

Backend Developer- Senior

Experience - 3-6 years

Location: Pune/Kota

Minimum Qualifications:

- BE/B.Tech or ME/M.Tech in Computer Science.

- Must have “Can Do Attitude” towards work

- Must have work exp of 3-6 years

- Must have programming exp of 1-2 years in any of Python/Golang/Java languages

- Must have worked in product based company

- Ready to work in a startup and adaptable to a dynamic environment

- Ready to accept ad-hoc requirements and track them till they get implemented

- Ready to learn new technologies like Andriod, Angular, etc.

- Good at HTTP basics, OOPs concepts, data structures, algorithms, networking and

security aspects

- Ability to write clean code and maintain it

- Good at SQL/No-SQL databases

Preferred Qualifications:

- Experience in any good product based startup

- Experience in working with the team and managing a small team of 2-5 associates

- Experience in being a mentor for co-developers

- Experience in design/developing scalable systems.

- Experience in public cloud platforms services/APIs of AWS, Google Cloud, etc.

- Experience in data engineering

- Experience in SOA/Microservice architecture development

Responsibilities:

- Design and develop scalable services and APIs in Python/Golang

- Always maintain the services secure

- Should optimize APIs for mobile data and apps

- Use off-the-shelf and state-of-the-art services for faster development of product

- Guide team members with designs

- Take the end to end ownership of features and resolve customer issues on priority

- Mentor/guide/monitor junior developer

- Expertise Android/Angular to the required extent and guide app developers while

designing APIs

Opportunities in the role:

- LearnAngular, Python, Node.js, Golang, ELK stack, MEAN/MERN

- Work on AWS, Azure, Google Cloud Platform

- Work on databases like RDS, MongoDB, Big Table & DynamoDB, Redis, Aerospike

- Experience with SQL/ NoSQL Databases (RDS, DynamoDB, Google Datastore, Redis)

- Experience with ELK stack.

- Fast prototyping of proof-of concept features/application based on a brief

- Work on data engineering