Tech Lead/ Solution Architect

Overview:

We're looking for a Full Stack Developer with strong backend expertise who can build,

manage, and scale AI-driven products end to end. You'll play a critical role in designing

scalable architectures, optimizing performance and cost, and building robust AI and agentic

systems.

Responsibilities

1. Architect and build scalable backend systems using FastAPI, PostgreSQL, and Redis.

2. Design, develop, and maintain AI-driven applications, integrating multiple LLMs, APIs,

and agentic frameworks.

3. Implement vector databases (pgvector, Qdrant, etc.) for RAG and AI memory systems.

4. Orchestrate multi-agent AI systems with LangChain/LangGraph, including function

calling, agent collaboration, and monitoring.

5. Build and integrate RESTful APIs for frontend and external use.

6. Manage DevOps workflows, including CI/CD, cloud deployments (AWS/GCP), server

scaling, and logging/monitoring (Sentry).

7. Optimize application cost, latency, and reliability, balancing speed with LLM call

efficiency and caching strategies.

8. Collaborate with product, design, and AI teams to translate business requirements into

high-performing tech.

9. Maintain documentation and ensure code quality with tests, reviews, and async-first

architecture.

10. Contribute to frontend development (React + TypeScript) when necessary, ensuring

seamless API integration and data visualization.

Requirements

Core Skills

• Strong proficiency in Python and FastAPI.

• Experience with PostgreSQL (including pgvector) and SQLAlchemy (async).

• Solid understanding of Redis, RQ (Redis Queue), and caching mechanisms.

• Proven experience integrating LLMs and AI APIs (OpenAI, Anthropic, etc.).

• Hands-on experience with LangChain / LangGraph, RAG pipelines, and agent

orchestration.

• Experience working with cloud platforms (AWS / GCP) and managing file storage (S3).

• Familiarity with frontend stacks (React, TypeScript, Tailwind, Zustand).

• Working knowledge of DevOps: Docker, CI/CD pipelines, deployment automation, and

observability tools (Sentry, Mixpanel, Clarity).

Bonus / Nice to Have

• Experience building agent monitoring dashboards or AI workflows.

• Prior experience in startup or product-based environments.

• Understanding of LLM cost optimization, token management, and function calling

orchestration.

• Familiarity with external API integrations like BrightData, Hunter.io, Adzuna, and Serper.

• Experience building scalable AI products (e.g., chatbots, AI copilots, data agents, or

automation tools).

Mindset

• Startup-ready: comfortable working in fast-paced, ambiguous environments.

• Deep curiosity about AI systems and automation.

• Strong sense of ownership and accountability for shipped products.

• Pragmatic and cost-conscious in architectural decisions.

• Excellent communication and documentation skills.

Job description

Opportunity to work on cutting-edge tech pieces & build from scratch

Ensure seamless performance while handling large volumes of data without system slowdowns

Collaborate with cross-functional teams to meet business goals

Required Skills:

Frontend: ReactJS (Next.js must)

Backend: Exp in Node.js, Python, or Java

Databases: SQL (must), MongoDB (nice to have)

Caching & Messaging: Redis, Kafka, or Cassandra exp

Cloud certification is a bonus

• Requirements:
• ·       You have 8+ years of professional software engineering experience with a proven track record of shipping high-impact, scalable products.
• ·       You have architectural-level expertise in a modern programming language (TypeScript/JavaScript, Python, Go, or Java).
• ·       You have deep experience designing, building, and operating distributed systems in a cloud environment (AWS or GCP).
• ·       You are proficient in building and consuming web APIs (REST/GraphQL) and designing robust systems for caching (Redis) and asynchronous processing (message queues).
• ·       You have advanced expertise in designing, optimizing, and scaling SQL/NoSQL databases for high-traffic applications.
• ·       You are well-versed in CI/CD pipelines, Docker, and infrastructure-as-code (e.g., Terraform).
• ·       You thrive in ambiguity and can define technical roadmaps from vague business goals.
• ·       You communicate complex trade-offs clearly to both technical and executive stakeholders.
• ·       You champion operational excellence and influence how teams build, deploy, and maintain software.
• ·       Bonus skills: Advanced database optimization, distributed systems design, infrastructure-as-code expertise, or prompt engineering / LLM tooling experience.
• 
  
• Job Description:
• Architect, own, and deliver complex, multi-quarter projects end-to-end, setting the technical vision for your domain.
• Identify and address architectural gaps, scale critical systems, and drive continuous improvements in performance, reliability, and scalability.
• Collaborate closely with product, design, and business leaders to translate ambiguous business goals into clear technical roadmaps and execution strategies.
• Establish and champion best practices for operational excellence — including monitoring, alerting, on-call preparedness, and incident response.
• Mentor and guide L1/L2 engineers, lead through high-quality design documents and code reviews, and elevate engineering standards across the organization.
• Work hands-on with our complete stack:
• Frontend: React/Next.js + TypeScript
• Backend: Node.js / FastAPI / Go
• Databases: Postgres, Redis (SQL/NoSQL)
• DevOps & CI/CD: Docker, GitHub Actions, AWS/GCP, Terraform, Kubernetes
• Observability & Monitoring: OpenTelemetry, Grafana/Prometheus, Sentry
• AI-native productivity: Cursor for daily development, copilots, and AI codegen tools
• Measure impact through:
• Outcome: Ownership of key product-area outcomes that drive top-level company metrics.
• Quality: Architectural improvements that enhance reliability, reduce defects, and accelerate delivery.
• Speed: Ability to unblock teams and drive progress on complex initiatives efficiently.
• Technical Leadership: Setting direction, defining standards, and influencing the broader engineering organization.

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Founding Engineer - LITMAS

About LITMAS

LITMAS is revolutionizing litigation with the first AI-powered platform built specifically for elite litigators. We're transforming how attorneys research, strategize, draft, and win cases by combining comprehensive case repositories with cutting-edge AI validation and workflow automation. We are a team incubated by experienced litigators, building the future of legal technology.

The Opportunity

We're seeking a Founding Engineer to join our core team and shape the technical foundation of LITMAS. This is a rare opportunity to build a category-defining product from the ground up, working directly with the founders to create technology that will transform the US litigation market.

As a founding engineer, you'll have significant ownership over our technical architecture, product decisions, and company culture. Your code will directly impact how thousands of attorneys practice law.

What You'll Do

• Architect and build core platform features using Python, Node.js, Next.js, React, and MongoDB
• Design and implement production-grade LLM systems with advanced tool usage, RAG pipelines, and agent architectures
• Build AI workflows that combine multiple tools for legal research, validation, and document analysis
• Create scalable RAG infrastructure to handle thousands of legal documents with high accuracy
• Implement AI tool chains to provide agents tool inputs
• Design intuitive interfaces that make complex legal workflows simple and powerful
• Own end-to-end features from conception through deployment and iteration
• Establish engineering best practices for AI systems including evaluation, monitoring, and safety
• Collaborate directly with founders on product strategy and technical roadmap

The Ideal Candidate

You're not just an AI engineer, you're someone who understands how to build reliable, production-grade AI systems that users can trust. You've wrestled with RAG accuracy, tool reliability, and LLM hallucinations in production. You know the difference between a demo and a system that handles real-world complexity. You're excited about applying AI to transform how legal professional’s work.

What We're Looking For

Must-Haves

• Deployed production-grade LLM applications with demonstrable experience in:
• Tool usage and function calling
• RAG (Retrieval-Augmented Generation) implementation at scale
• Agent architectures and multi-step reasoning
• Prompt engineering and optimization
• Knowledge of multiple LLM providers (OpenAI, Anthropic, Cohere, open-source models)
• Background in building AI evaluation and monitoring systems
• Experience with document processing and OCR technologies
• 3+ years of production experience with Node.js, Python, Next.js, and React
• Strong MongoDB expertise including schema design and optimization
• Experience with vector databases (Pinecone, Weaviate, Qdrant, or similar)
• Full-stack mindset with ability to own features from database to UI
• Track record of shipping complex web applications at scale
• Deep understanding of LLM limitations, hallucination prevention, and validation techniques

Tech Stack

• Backend: Node.js, Express, MongoDB
• Frontend: Next.js, React, TypeScript, Modern CSS
• AI/ML: LangChain/LlamaIndex, OpenAI/Anthropic APIs, vector databases, custom AI tools
• Additional: Document processing, search infrastructure, real-time collaboration

What We Offer

• Significant equity stake true ownership in the company you're building
• Competitive compensation commensurate with experience
• Direct impact your decisions shape the product and company
• Learning opportunity work with cutting-edge AI and legal technology
• Flexible work remote-first with a global team
• AI resources access to latest models and compute resources

Interview Process

One more thing: Our process includes deep technical interviews and fit conversations. As part of the evaluation, there will be an extensive take-home test that should expect to take at least 4-5 hours depending on your skill level. This allows us to see how you approach real problems similar to what you'll encounter at LITMAS.

Job Overview:

We are seeking a motivated and enthusiastic Junior AI/ML Engineer to join our dynamic team. The ideal candidate will have a foundational knowledge in machine learning, deep learning, and related technologies, with hands-on experience in developing ML models from scratch. You will work closely with senior engineers and data scientists to design, implement, and optimize AI solutions that drive innovation and improve our products and services.

Key Responsibilities:

• Develop and implement machine learning and deep learning models from scratch for various applications.
• Collaborate with cross-functional teams to understand requirements and provide AI-driven solutions.
• Utilize deep learning frameworks such as TensorFlow, PyTorch, Keras, and JAX for model development and experimentation.
• Employ data manipulation and analysis tools such as pandas, scikit-learn, and statsmodels to preprocess and analyze data.
• Apply visualization tools like matplotlib and spacy to present data insights and model performance.
• Demonstrate a general understanding of data structures, algorithms, multi-threaded programming, and distributed computing concepts.
• Leverage knowledge of statistical and algorithmic models along with fundamental mathematical concepts, including linear algebra and probability.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Data Science, Statistics, or a related field.
• Solid foundation in machine learning, deep learning, computer vision, and natural language processing (NLP).
• Proven experience in developing ML/deep learning models from scratch.
• Proficiency in Python and relevant libraries.
• Hands-on experience with deep learning frameworks such as TensorFlow, PyTorch, Keras, or JAX.
• Experience with data manipulation and analysis libraries like pandas, scikit-learn, and visualization tools like matplotlib.
• Strong understanding of data structures, algorithms, and multi-threaded programming.
• Knowledge of statistical models and fundamental mathematical concepts, including linear algebra and probability.

Skills and Competencies:

• Excellent problem-solving skills and attention to detail.
• Strong communication and collaboration abilities.
• Ability to work independently and as part of a team in a fast-paced environment.
• Eagerness to learn and stay updated with the latest advancements in AI/ML technologies.

Preferred Qualifications:

• Previous internship or project experience in AI/ML.
• Familiarity with cloud-based AI/ML services and tools.

Nirwana.AI is an equal opportunity employer and welcomes applicants from all backgrounds to apply.

Position: Founding Engineer (SDE)

Location: Remote

Do you have a passion for developing cutting-edge software? Do you thrive in the innovative atmosphere of a startup? If coding is your art, and you have the prowess to turn problems into sophisticated solutions, then we're looking for you!

We are an early-stage startup working on re-defining how businesses in India approach accounting.

The Role:

• Dive deep into coding challenges, transforming ideas into groundbreaking software solutions.
• Play a pivotal role in our startup's journey, working closely with a dynamic team to develop the next big thing.
• See the immediate impact of your work in a rapidly-growing company.
• 
  

What We're Looking For:

• Experience: Minimum 2 years in software development.
• Problem Solvers: Ability to take on a challenge, break it down, and deliver an end-to-end solution.
• Team Player: Collaborative mindset to work seamlessly with cross-functional teams.
• Fast Learner: Adaptability in a rapidly changing environment

Nice to Have:

• Victories in hackathons or coding challenges, showcasing your ability to innovate under pressure.

Why Join Us?

• Be at the forefront of our exciting journey, where your contributions directly shape our success.
• Collaborative and open culture – your insights and expertise won't just be appreciated; they'll be celebrated!
• Opportunities for rapid growth, professional development, and unique challenges.
• Competitive, class-leading compensation

CTC: 25-40LPA based on experience

• 2 to 5 years of experience (or equivalent understanding of software engineering)
• Familiar with one backend language (Node, Go, Java, Python)
• Familiar with Javascript/Typescript and a UI framework
• Willingness and interest in learning new tech/processes (Airflow, AWS, IaaS, etc.)

Job Description

• Independently own one or more multiple modules, which includes: requirement analysis, design, development, maintenance & support
• Write extensive, efficient code to address complex modules and that handles interaction between multiple components.
• Rapidly iterate to add new functionalities and solves complex problems with simple and intuitive solutions
• Produce architecture with clean interfaces, that are efficient and scalable
• Participate and contribute to architectural discussions
• Perform design and code reviews
• Perform technical feasibility and trade off studies & guides others to perform these studies
• Solve production issues. Investigate and provide solutions to minimize the business impact due to outage
• Continuously improve performance metrics of modules you own.
• Collaborate effectively across teams to solve problems, execute and deliver results

Requirements

• 2+ years of relevant industry experience in MERN stack
• A deep understanding of JavaScript
• Experience working with SQL and NoSQL databases
• Experience with Unit and Integration tests
• Experience with CI/CD
• Experience with MathJax/Latex
• Experience with large scale video streaming

Have at least 2 years of experience with two or more development languages. Experience

working on Python is a MUST and that on JAVA is nice to have.

• Experience in building web platform with Angular 9+ (React could be an alternative) is a MUST
• Experience in building applications with containerization like Docker and Kubernetes
• Experience in writing relatively complex DB queries (preferably SQL Server, MySQL). Experience working on No-SQL DB is nice to have.

• Experience in building RESTful APIs using Python and web frameworks such as Spring MVC, Flask
• Experience in working in any of the ORM tools like SQLAlchemy, SQLObject, Storm, Django
• Skillful in writing high-quality, well-tested code
• Proficient in Object-Oriented programming
• Comfortable with Agile methodologies, such as Scrum, Kanban
• Experience in working with JavaScript frameworks (such as ag-Grid, D3) to build in-app reports is nice to have

• Key competencies required: Problem-Solving, Analytical, Collaboration, and Accountability
• An influencer by always advocating for technical excellence and innovation while being open to change when needed

• Resilient in ambiguous situations and can approach challenges from multiple perspectives
• Advantage if has a working knowledge of cloud technology such as AWS, Azure
• Efficiently utilize DevOps tools and practices to build and deploy software
• Have knowledge of Test Driven Development

We are looking for a seasoned full-stack engineer to build out and manage our entire web infrastructure. Successful candidates will have a minimum of one year recent experience with all of the skills listed below.

Our project entails implementing our pre-approved UI, constructing our API, connecting the two, and setting up our server infrastructure. This includes all associated areas such as database and architecture design.

• Design and implementation of the overall web architecture
• “Pixel-perfect” implementation of our approved user interface
• Design and deployment of our database
• Ensuring the entire stack is designed and built for speed and scalability
• Design and construction of our REST API
• Integrating our front-end UI with the constructed API
• Design and implementation of continuous integration and deployment