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freelance generative AI developer for Singapore businesses
Available for Singapore projects

Freelance · India based · SGT overlap

Hire a generative AI developer in Singapore

Chatbots, retrieval-augmented generation, and LLM-based automation that answer from your own documents, tested against known-answer questions before launch, not a generic demo.

100% Upwork Job Success Starts within 48 hours NDA before data access
PDPA-aware by defaultConsent, minimisation and retention considered from day one.
NDA before accessSigned before project details or sensitive data are shared.
Validated on your dataNo public benchmark score presented as your business result.
Singapore-hours overlapA 2.5-hour gap keeps live reviews practical.

Plain answer

What do you actually get?

A working production system, not a notebook, prototype, or deck that your team still needs to finish.

Quick answer

A freelance generative AI developer designs a RAG pipeline or fine-tuning approach so the system answers from your own data, tests it against known-answer questions before launch, and deploys it with monitoring for hallucination rate and output drift. For a Singapore business, that also means answering to IMDA's generative AI governance framework alongside PDPA.

Inside the engagement

From raw data to a system your team can use

The person who scopes the project is the same person building each layer, so fewer handoffs and clearer decisions.

One engineer, full GenAI lifecycle

Every deliverable connects to the next, so validation assumptions do not get lost between specialists.

  • RAG pipeline design on your own documents
  • Fine-tuning or prompt-and-retrieval design
  • Hallucination testing on known-answer questions
  • Multi-agent or tool-using extensions
  • Deployment with output-drift monitoring

Retrieval-ready documents

Your documents audited for retrieval readiness before the architecture is built.

Fine-tune or retrieve, not a demo

Prompt-and-retrieval or fine-tuning, chosen based on your data volume and control needs.

Deployed with hallucination and drift monitoring

Outputs checked against known-answer cases before launch, then monitored as the underlying model provider updates its API.

Compare the paths

Choose the right way to build

See the communication path and commitment behind three common hiring options. Singapore's National AI Strategy 2.0 aims to triple the national AI talent pool from about 4,500 to 15,000 professionals by 2027, which is part of why local AI hiring runs slow and expensive right now.

USD 50-150/hrTypical cost
Within 48 hoursTime to start
Per projectCommitment
You work directly with the engineer who scopes and builds the model, from the first call through deployment.
OptionTypical costTime to startCommitment
Full-time in-houseS$100,000-170,000 base (Morgan McKinley, 2026), plus CPF and benefitsWeeks to monthsOngoing headcount
AI development agencyTypically 2-3x a freelance developer's base costDays to weeksTeam capacity, higher overhead
Secure Singapore infrastructure for generative AI governance and monitoring
Built for IMDA's GenAI frameworkHallucination testing and provenance documented alongside PDPA.

Compliance architecture

PDPA still applies, but the generative AI framework is the sharper edge

If the system retrieves or generates text involving personal data, PDPA's consent and purpose-limitation rules still apply. What is specific to generative AI is IMDA's 2024 framework: documented hallucination-testing, a bias check on generated content, and a clear position on who owns AI-generated output. Singapore's PDPA carries penalties of up to S$1 million or 10% of annual turnover, whichever is higher, under the 2020 amendment.

  • Hallucination-testing process documented, not assumed
  • Bias check on generated content before launch
  • Ownership and liability for AI output defined upfront

This is background information, not legal advice. Confirm your organisation's specific obligations with a qualified data protection officer or lawyer.

Transparent delivery

Four steps. No black box in the middle.

Interim reviews keep business assumptions, technical choices and compliance decisions visible.

Production generative AI pipeline from documents to monitored deployment
01

Scoping call

A 30-minute call during the Singapore-India overlap covering what the system needs to answer and where its source data lives before anything is quoted.

02

Data + planning review

Your documents or data get audited for retrieval readiness, and the architecture gets mapped against your accuracy and governance requirements.

03

Build + validate

The system is built and tested against known-answer questions and edge cases, with interim check-ins rather than a single reveal at the end.

04

Deploy + monitor

The system goes live on your infrastructure, with monitoring for hallucination rate and output drift, not a one-time handoff.

Working rhythm

Real overlap, not an overnight handoff

A Singapore morning call lands in late morning in India, while most afternoon reviews still fit the India workday.

SingaporeGMT +8
2.5h
IndiaGMT +5:30
Calls, reviews and blockers resolved in near real time.

Flexible engagement

Choose commitment around the work

HourlyBest for audits, consulting and targeted fixes.
MonthlyBest for evolving builds and ongoing retraining.
Fixed priceBest for defined milestones and a fixed deliverable.

Tooling

The stack follows the problem

No mandatory framework. The choices follow your data, infrastructure and operational constraints.

LLMs + orchestration

Providers and frameworks chosen for your accuracy and control needs.

GPT-4ClaudeGeminiOpen-source LLMsLangChainLlamaIndex

Retrieval + data

Documents made retrievable with the right chunking and search strategy.

Vector DBsEmbeddingsChunking pipelinesHybrid searchDocument parsingSQL

Deployment + monitoring

Hallucination rate and drift treated as an ongoing operational metric.

DockerAPI gatewaysHallucination monitoringPrompt versioningMonitoringCI / CD

Proof over promises

Published work. Measurable outcomes.

Twelve case studies across machine learning, NLP, computer vision and generative AI.

None of the twelve is from a Singapore-based client yet. What carries over is the validation discipline: every model is tested against the client's own data before it ships.

Client testimonials

Trusted by founders and businesses

Real feedback from clients who hired an AI and ML developer for automation and custom ML solutions.

"Working with Shreyans was a smooth experience. He understood our requirements well and built a Credit Report Automation solution that saved us a lot of manual work and made our process much faster."

U
Utsav
CEO
65%less manual work

"Shreyans quickly understood our process and delivered an automation solution that made audit form filling much easier for our team. It reduced manual work and improved overall efficiency."

A
Ankit
CEO
40%better accuracy

"Shreyans delivered an AI chatbot that handled our most common customer queries automatically. Response times dropped significantly and the solution was well documented and straightforward to maintain."

P
Priya Nair
Product Manager
50%more engagement

"The NLP pipeline Shreyans built cut our data processing time by 70%. Outstanding technical depth and great communication throughout."

S
Sara Williams
Data Lead
70%faster processing

"The computer vision solution Shreyans built reduced defect detection time by 80% on our manufacturing line. Exceptional work."

J
James Okafor
Operations Manager
80%faster detection

"The generative AI system Shreyans built saved us 30 hours per week in content creation. Highly recommend for any AI project."

L
Lena Muller
Marketing Director
30 hrssaved weekly

Why work with me

Built for scale, security, and performance

Specialising in generative AI, machine learning, LLM integration, and predictive analytics, systems are built secure, scalable, and high-performance, for real-world business impact, not experimental demos.

01

Built for real business use

A clear, honest evaluation of your business needs and data, focused on AI solutions that are realistic, scalable, and built to create real impact.

02

Custom AI and ML solutions

Every solution is built around your business needs. Whether generative AI, LLM integration, or machine learning models, the goal is to solve real problems.

03

Future-ready AI infrastructure

Robust, secure, scalable AI systems designed and deployed to adapt, perform, and grow alongside your business.

04

End-to-end AI development

From planning to deployment, the full process is managed to make sure everything works properly and keeps improving over time.

Industries we serve

AI solutions across industries

Domain expertise across diverse sectors, built to solve real business problems, not adapted from a generic template.

About

Hi, I'm Shreyans Padmani

Shreyans Padmani, freelance AI and ML developer

I build intelligent AI and ML solutions that help businesses solve real problems and make smarter decisions: machine learning models, deep learning, NLP and computer vision, data analysis and insights, and AI-powered automation.

100% Upwork JSS Microsoft AI Certified 12 case studies 5+ years

FAQ

Questions before the first call

Clear answers on cost, compliance, location and timing.

How much does it cost to hire a freelance generative AI developer in Singapore?
Hourly rates run USD 50 to 150 depending on specialisation and seniority. A focused chatbot or RAG pipeline can start from USD 2,000 to 5,000 on a fixed-price basis, while a full system with fine-tuning and production infrastructure typically runs USD 10,000 to 50,000.
How is hallucination risk handled in a production LLM system?
The system is tested against a known-answer question set before launch, and low-confidence outputs get routed to a fallback response or a human, rather than presented with false confidence. That test set gets re-run periodically, not just once at launch.
Who owns the output of a generative AI system built this way?
Ownership of code, prompts, and any fine-tuned model weights is defined in the engagement agreement and typically sits with the client. Ownership and liability for AI-generated content itself is an evolving area under IMDA's framework, which is why it gets documented explicitly rather than assumed.
Does Singapore have specific rules for generative AI, separate from PDPA?
Yes. IMDA's Model AI Governance Framework for Generative AI, published in 2024, addresses hallucination, bias, and intellectual-property risks specific to large language models, on top of the data-protection rules PDPA already sets.
What is the time difference between Singapore and where you're based?
Singapore sits at GMT+8 and India, where the work is based, sits at GMT+5:30, a 2.5-hour gap, enough for real-time review during the middle of the business day.
How long does a generative AI project take?
A focused chatbot or RAG pipeline with a defined document set typically takes 2 to 4 weeks from scoping to deployment. A full system with fine-tuning and multi-agent extensions typically takes 6 to 12 weeks.

Start with the data

Scope your Singapore generative AI project

Bring the documents or data the system needs to answer from, and any governance requirements already on your plate. The first call is 30 minutes, timed inside the Singapore-India overlap.

NDA on requestMost replies within 24hNo obligation

Your project details stay private.

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