Backend Cloud Engineer

We're seeking an AI/ML Engineer to join our team-

As an AI/ML Engineer, you will be responsible for designing, developing, and implementing artificial intelligence (AI) and machine learning (ML) solutions to solve real world business problems. You will work closely with cross-functional teams, including data scientists, software engineers, and product managers, to deploy and integrate Applied AI/ML solutions into the products that are being built at NonStop io. Your role will involve researching cutting-edge algorithms, data processing techniques, and implementing scalable solutions to drive innovation and improve the overall user experience.

Responsibilities

• Applied AI/ML engineering; Building engineering solutions on top of the AI/ML tooling available in the industry today. Eg: Engineering APIs around OpenAI
• AI/ML Model Development: Design, develop, and implement machine learning models and algorithms that address specific business challenges, such as natural language processing, computer vision, recommendation systems, anomaly detection, etc.
• Data Preprocessing and Feature Engineering: Cleanse, preprocess, and transform raw data into suitable formats for training and testing AI/ML models. Perform feature engineering to extract relevant features from the data
• Model Training and Evaluation: Train and validate AI/ML models using diverse datasets to achieve optimal performance. Employ appropriate evaluation metrics to assess model accuracy, precision, recall, and other relevant metrics
• Data Visualization: Create clear and insightful data visualizations to aid in understanding data patterns, model behavior, and performance metrics
• Deployment and Integration: Collaborate with software engineers and DevOps teams to deploy AI/ML models into production environments and integrate them into various applications and systems
• Data Security and Privacy: Ensure compliance with data privacy regulations and implement security measures to protect sensitive information used in AI/ML processes
• Continuous Learning: Stay updated with the latest advancements in AI/ML research, tools, and technologies, and apply them to improve existing models and develop novel solutions
• Documentation: Maintain detailed documentation of the AI/ML development process, including code, models, algorithms, and methodologies for easy understanding and future reference

Requirements

• Bachelor's, Master's or PhD in Computer Science, Data Science, Machine Learning, or a related field. Advanced degrees or certifications in AI/ML are a plus
• Proven experience as an AI/ML Engineer, Data Scientist, or related role, ideally with a strong portfolio of AI/ML projects
• Proficiency in programming languages commonly used for AI/ML. Preferably Python
• Familiarity with popular AI/ML libraries and frameworks, such as TensorFlow, PyTorch, scikit-learn, etc.
• Familiarity with popular AI/ML Models such as GPT3, GPT4, Llama2, BERT etc.
• Strong understanding of machine learning algorithms, statistics, and data structures
• Experience with data preprocessing, data wrangling, and feature engineering
• Knowledge of deep learning architectures, neural networks, and transfer learning
• Familiarity with cloud platforms and services (e.g., AWS, Azure, Google Cloud) for scalable AI/ML deployment
• Solid understanding of software engineering principles and best practices for writing maintainable and scalable code
• Excellent analytical and problem-solving skills, with the ability to think critically and propose innovative solutions
• Effective communication skills to collaborate with cross-functional teams and present complex technical concepts to non-technical stakeholders

Introduction

We are seeking an experienced and highly skilled Senior .NET Developer with 8+ years of expertise in .NET/.NET Core, Azure Cloud Services, and Azure DevOps. This role requires a strong hands-on developer who can design, build, and deliver scalable solutions while collaborating with global teams. As the position is client-facing, excellent communication skills are critical.

Key Responsibilities

• Design, develop, enhance, and maintain applications using .NET Core 6/8+, C#, REST APIs, and T-SQL.
• Build and support third-party API integrations and external services.
• Collaborate with cross-functional teams to deliver scalable, high-quality solutions across the full technology stack.
• Participate in Agile/Scrum ceremonies and manage tasks using Jira.
• Identify, prioritize, and execute tasks across the Software Development Life Cycle (SDLC).
• Troubleshoot, debug, and optimize existing solutions for performance and reliability.
• Write unit tests (XUnit, MSTest) and ensure code quality through reusable, testable, and efficient coding practices.
• Apply software design patterns and contribute to system architecture and solution scalability.
• Develop and maintain frameworks and shared libraries to support large-scale applications.
• Provide technical mentorship and leadership to junior developers.
• Ensure proper technical documentation and clear communication with stakeholders.

Primary Skills

• Strong expertise in:
• C#, .NET Core 6/8+, Entity Framework / EF Core
• JavaScript, jQuery, REST APIs
• MS SQL Server: Complex queries, Stored Procedures, Views, Functions, Packages, Cursors, Tables, Object Types
• Experience with Microservices and SOA architecture.
• Hands-on with API integrations.
• Proficient in unit testing frameworks (XUnit, MSTest).
• Strong debugging and problem-solving skills.
• 2+ years of hands-on experience with Azure Cloud Services:
• Azure Functions, Durable Functions
• Service Bus, Event Grid, Storage Queues
• Blob Storage, Azure Key Vault, SQL Azure
• Application Insights, Azure Monitoring
• Experience with Azure DevOps CI/CD pipelines (Classic/YAML).

Secondary Skills (Good to Have)

• Familiarity with front-end frameworks: AngularJS, ReactJS.
• Experience with Azure API Management (APIM).
• Knowledge of Azure Kubernetes Service (AKS)/Containerization.
• Exposure to Azure Data Factory (ADF) and Logic Apps.
• Background in Application Support & Operational Monitoring.

We are looking for a passionate and experienced Java Developer with over 4 years of hands-on experience in building robust and scalable backend systems using Java, Spring Boot, and Microservices architecture.

Key Responsibilities:

• Design, develop, test, and deploy high-performance, scalable, and secure backend services using Java 8+, Spring Boot, and Microservices.
• Participate in the entire software development lifecycle (SDLC), from requirements gathering to production deployment and support.
• Collaborate with frontend developers, DevOps engineers, and product owners to deliver end-to-end features.
• Optimize application performance and ensure high availability and responsiveness.
• Write clean, maintainable, and reusable code while following best practices (coding standards, unit testing, CI/CD, etc.).
• Develop RESTful APIs and ensure their quality and consistency.
• Handle integration with external systems and third-party services.
• Participate in code reviews, provide constructive feedback, and mentor junior developers.

Technical Skills Required:

• Languages: Java 8 or above
• Frameworks: Spring Boot, Spring MVC, Spring Security
• Architecture: Microservices architecture and design patterns
• Databases: MySQL/PostgreSQL, MongoDB (optional)
• Messaging: Kafka, RabbitMQ (optional)
• API Development: RESTful APIs, Swagger/OpenAPI
• Version Control: Git, GitHub/GitLab
• Tools: Maven/Gradle, Jenkins, Docker
• Testing: JUnit, Mockito
• Cloud (optional): AWS/Azure/GCP exposure
• CI/CD & DevOps tools (optional): Jenkins, Docker, Kubernetes

Nice to Have:

• Experience in containerization and orchestration (Docker, Kubernetes).
• Knowledge of API Gateway, Service Registry (e.g., Eureka), and Circuit Breakers (e.g., Hystrix or Resilience4j).
• Experience with Agile methodologies (Scrum/Kanban).
• Familiarity with monitoring and logging tools (ELK, Prometheus, Grafana, etc.).

Context for the Candidates:

Blockchain engineers are tasked with building secure, scalable, and high-performance decentralized applications. This discussion focuses on how to utilize key technologies—Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat—in smart contract and blockchain system development, while addressing the practical challenges that arise in such projects.

Key Discussion Points:

• How do you integrate Node.js, Rust, Go, and TypeScript in blockchain-backed applications?

• Discuss the trade-offs between using Rust or Go for performance-critical blockchain services.

• What are the key challenges in ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat?

• How do you approach testing, debugging, and deploying smart contracts in a decentralized environment?

• Share best practices for gas optimization, contract upgradability, and backend scalability.

Evaluation Criteria:

1. Technical Knowledge:

• Strong knowledge of Node.js, Rust, Go, and TypeScript with practical experience in blockchain development.

• Proficiency in Ethers.js, viem, Hardhat, and smart contract lifecycle (development, testing, deployment).

• Understanding of security best practices, performance optimizations, and scalability in decentralized systems.

2. Problem-Solving and Integration Skills:

• How candidates approach integrating smart contract solutions with backend services using Node.js, Rust, Go, and TypeScript.

• Solutions proposed for common challenges in blockchain projects such as gas fees, security vulnerabilities, and system bottlenecks.

3. Experience and Expertise:

• Minimum of 2 years of IT experience, including hands-on development with the specified technologies.

• Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment.

4. Innovation and Critical Thinking:

• Candidates’ ability to think creatively about system architecture, proposing scalable and secure solutions for blockchain-based applications.

• Discussion on the future potential of blockchain technology and how the tech stack can evolve.

5. Communication and Team Collaboration:

• Clear articulation of technical challenges and how to address them in a team setting.

• Ability to lead or contribute to discussions in a way that encourages collaboration and team-driven problem-solving.

We're looking for team players with natural product intuition who can help us build solutions

for our world-class Learning & Assessment platform (edulastic.com).

As a Backend Developer you will be responsible for the server-side of our web applications

and you will work closely with our engineers to ensure the system consistency and improving

user experience.

Role and Responsibilities

• As an experienced backend developer, your primary focus will be the development of all

server-side systems

• A basic understanding of front-end technologies is necessary as well. You will test, secure

and deploy your code

• Knowledge of Node.js is a must along with a server-sideframework
• Strong proficiency in JavaScript
• Writing reusable, testable, and efficient code
• Experience and proficiency integrating with RESTAPIs
• Understanding of scalable computing systems, software architecture, data structures,

and algorithms

• Experience in working with databases such as MongoDB, Redis, Elasticsearch, etc.
• Should be willing to work in a very fluid startup environment and take complete ownership of

the assigned responsibility

Skills Required:

• At least 2 years of experience developing Backends using NodeJS should be well versed

with its asynchronous nature & event loop, and know its quirks and workarounds.

• Good knowledge of MongoDB or any other NoSQL

Database.

• Good knowledge of Redis, its data types, and their use cases.
• Experience developing and deploying REST

APIs.

• Good knowledge of Unit Testing and available Test Frameworks.
• Should be a fast learner and a go-getter without any fear of trying out new things Preferences.

About Quantela

We are a technology company that offers outcomes business models. We empower our customers with the right digital infrastructure to deliver greater economic, social, and environmental outcomes for their constituents.

When the company was founded in 2015, we specialized in smart cities technology alone. Today, working with cities and towns; utilities, and public venues, our team of 280+ experts offer a vast array of outcomes business models through technologies like digital advertising, smart lighting, smart traffic, and digitized citizen services.

We pride ourselves on our agility, innovation, and passion to use technology for a higher purpose. Unlike other technology companies, we tailor our offerings (what we can digitize) and the business model (how we partner with our customer to deliver that digitization) to drive measurable impact where our customers need it most. Over the last several months alone, we have served customers to deliver outcomes like increased medical response times to save lives; reduced traffic congestion to keep cities moving and created new revenue streams to tackle societal issues like homelessness.

We are headquartered in Billerica, Massachusetts in the United States with offices across Europe, and Asia.

The company has been recognized with the World Economic Forum’s ‘Technology Pioneers’ award in 2019 and CRN’s IoT Innovation Award in 2020.

For latest news and updates please visit us at www.quantela.com

Overview of the Role

Collaborate with cross-functional teams to define, design and build performant modern web applications and services. Build high quality web applications and services by writing clean and modular code

Must have Skills

• 10+ years of experience in leading teams and delivering product, write unit and integration tests to ensure robustness and reliability of web applications and services. 
• Measure and improve performance of microservices.
• Catalyze growth within the team through code reviews and pair programming to maintain high development standards Investigate operational issues to find the root cause and propose improvements Design, build, and maintain APIs, services, and systems across Stripe’s engineering teams.
• Expert level of experience in design and development of Web Applications, highly scalable distributed systems.
• Should have experience in development skills using latest technologies including NodeJS, Microservices, Elastic search, Timescale DB, Kafka, Redis, etc.
• Should have exposure in NoSQL and SQL development.
• Comprehensive knowledge of physical and logical data modelling, performance tuning.
• Should possess excellent communication, presentation, and interpersonal skills.
• Ability to work collaboratively and productively with globally dispersed teams
• Build high performance teams and Coach team for successful career growth
• Experience working with relational and non-relational databases, query optimization, and designing schema

Desired Background

Bachelors/Masters degree in Computer Science or Computer Applications

About the role

Checking quality is one of the most important tasks at Anakin. Our clients are pricing their products based on our data, and minor errors on our end can lead to our client's losses of millions of dollars. You would work with multiple tools and with people across various departments to ensure the accuracy of the data being crawled. You would setup manual and automated processes and make sure they run to ensure the highest possible data quality.

You are the engineer other engineers can count on. You embrace every problem with enthusiasm. You remove hurdles, are a self-starter, team player. You have the hunger to venture into unknown areas and make the system work.

Your Responsibilities would be to:

• Understand customer web scraping and data requirements; translate these into test approaches that include exploratory manual/visual testing and any additional automated tests deemed appropriate
• Take ownership of the end-to-end QA process in newly-started projects
• Draw conclusions about data quality by producing basic descriptive statistics, summaries, and visualisations
• Proactively suggest and take ownership of improvements to QA processes and methodologies by employing other technologies and tools, including but not limited to: browser add-ons, Excel add-ons, UI-based test automation tools etc.
• Ensure that project requirements are testable; work with project managers and/or clients to clarify ambiguities before QA begins
• Drive innovation and advanced validation and analytics techniques to ensure data quality for Anakin's customers
• Optimize data quality codebases and systems to monitor the Anakin family of app crawlers
• Configure and optimize the automated and manual testing and deployment systems used to check the quality of billions of data points of 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

Basic Qualifications:

• 2+ years of experience as a backend or a full-stack software engineer
• Web scraping experience with Python or Node.js
• 2+ years of experience with AWS services such as EC2, S3, Lambda, etc.
• Should have managed a team of software engineers
• Should be paranoid about data quality

Preferred Skills and Experience:

• 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

Additional Requirements:

• 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.