Principal Software Engineer (Onsite- Bangalore)

Experience: 9.00 + years

Salary: Confidential (based on experience)

Expected Notice Period: 30 Days

Shift: (GMT+05:30) Asia/Kolkata (IST)

Opportunity Type: Office ()

Placement Type: Full Time Permanent position(Payroll and Compliance to be managed by: A fintech platform that enables businesses)

(*Note: This is a requirement for one of Uplers client - A fintech platform that enables businesses)

What do you need for this opportunity

Must have skills required:

Java, Node.js, Python, Golang, Go, Kotlin, Distributed Systems, Microservices, backend architecture, System Architecture, Software Architecture, Architecture Design, AWS, GCP, Azure, Kubernetes, Docker, Terraform, Fintech, Payments, Digital wallet, Wallet, Banking, BFSI, Crypto, Blockchain, Solana, Ethereum, EVM, CTO, Chief technology officer, VP Engineering, Head of engineering, Principal engineer, Director Engineering, Staff engineer, Director, neobanking, Baas, CaaS, Transaction Platforms, Startup Mindset, Founder-facing, build-vs-buy

A fintech platform that enables businesses is Looking for:

Principal Software Engineer / CTO

Fintech Wallet | Fiat + Crypto | Early-Stage Startup

Location: Bengaluru - WFO

Reporting to: Founder / CEO

Team Size: 15 people

Employment: Full-time | Leadership

Experience: 8+ year

Role Type: Hands-on technical leadership

Own the complete technology function for a Fiat + Crypto Wallet platform.

Principal Software Engineer / CTO — Role Summary

• Experience: 8+ years in software engineering with senior technical leadership experience.
• Domain: Strong background in Fintech, Payments, Banking, Wallets or Financial Infrastructure.
• Core Requirement: Hands-on ownership of technology strategy, architecture, engineering, security and infrastructure.
• Technical Must-Have: Strong backend, distributed systems, cloud architecture and financial transaction systems experience.
• Financial Systems: Experience with ledger, payments, settlement, reconciliation, transaction processing and auditability.
• Leadership: Proven ability to hire, mentor and lead engineering teams in a startup/scale-up environment.
• Cloud & Infra: AWS/GCP/Azure, Kubernetes, Docker, Terraform, CI/CD, PostgreSQL, Redis and Kafka.
• Security: Strong understanding of authentication, authorization, encryption, KMS/HSM, secrets management and transaction security.
• Crypto — Good to Have: Crypto wallets, blockchain, stablecoins, custody, MPC/HSM, on/off-ramp and blockchain integrations.
• Preferred Languages: Java, Go, Kotlin; Python and Node.js are also relevant.
• Ideal Profile: A hands-on CTO/Principal Engineer who can architect systems, write/review code, troubleshoot production issues and build the engineering team.
  
  

Team Structure

Initially, the CTO may directly manage a small engineering organization consisting of:

• Backend Engineers
• Frontend Engineers
• Mobile Engineers
• DevOps/SRE
• QA
• Security/Infrastructure
  
  

As the company grows, establish teams around:

PE/ CTO:

│

├── Core Wallet / Ledger

│

├── Payments

│

├── Crypto

│

├── Consumer App

│

├── Merchant Platform

│

└── Platform / Infrastructure

The exact structure should evolve with product and transaction volume.

Vendor & Technology Management

Own technical evaluation of vendors.

Responsibilities include:

• Vendor selection
• Architecture reviews
• Security assessments
• SLA evaluation
• Technical negotiations
• Integration planning
• Vendor performance monitoring
• Vendor exit strategy
  
  

Avoid excessive vendor lock-in for critical financial infrastructure.

Budget & Technology Costs

Own the technology budget covering:

• Cloud infrastructure
• Engineering tools
• Security tools
• Monitoring
• Third-party APIs
• Blockchain infrastructure
• KYC/KYB
• Development tools
• Software licenses
• Infrastructure vendors
  
  

Continuously optimize infrastructure and vendor costs.

Key Metrics

The CTO should establish a technology scorecard.

Platform

• Uptime: 99.99%+
• API latency
• Transaction success rate
• Crash rate
• Error rate
  
  

Engineering

• Deployment frequency
• Lead time for changes
• Change failure rate
• MTTR
• Sprint/release predictability
  
  

Security

• Critical vulnerabilities
• Security incidents
• Failed authentication attempts
• Fraud-related incidents
• Mean time to remediate
  
  

Financial Infrastructure

• Ledger reconciliation accuracy
• Settlement accuracy
• Failed transactions
• Unresolved gate/suspense balances
  
  

First 90 Days Plan:

First 30 Days — Understand

• Review existing architecture
• Review codebase
• Review infrastructure
• Review security
• Review vendors
• Review product roadmap
• Review engineering team
• Identify technical debt
• Identify critical risks
  
  

Days 31–60 — Stabilize

• Fix critical architecture issues
• Establish engineering standards
• Improve CI/CD
• Improve observability
• Establish security baseline
• Establish production readiness checklist
• Define technology roadmap
  
  

Days 61–90 — Scale

• Execute architecture roadmap
• Improve system scalability
• Automate operational processes
• Strengthen ledger/reconciliation architecture
• Establish disaster recovery
• Build hiring plan
• Define 12-month technology strategy
  
  

Ideal Profile

The ideal candidate is not simply a great engineering manager.

We are looking for someone who can simultaneously be:

Architect + Engineer + Leader + Product Partner + Security Champion + Hiring Leader + Technology Strategist

At the current stage of the company, the candidate should be comfortable spending time across the entire technology stack—from designing the ledger architecture in the morning to debugging a production issue or interviewing an engineer in the afternoon.

The long-term objective is to build a technology organization capable of supporting a secure, highly available, globally scalable fiat + crypto financial platform.

How to apply for this opportunity

• Step 1: Click On Apply! And Register or Login on our portal.
• Step 2: Complete the Screening Form & Upload updated Resume
• Step 3: Increase your chances to get shortlisted & meet the client for the Interview!
  
  

About Uplers:

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(Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well).

So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you!