Senior Backend Developer

Modulus Labs Inc.

Pasig City, Metro Manila
Permanent
Full-time

6 days ago

What you'll be doing

Build and scale backend systems that can handle tens of thousands of transactions per second.
Design clean, well-structured APIs (REST & gRPC) that developers love.
Work with modern stacks (NestJS, Node.js, Golang, PostgreSQL, DynamoDB, Redis, AWS EKS).
Solve challenges around scalability, reliability, and security in high-throughput systems.
Collaborate with product, platform, and security teams in a full-cycle ownership model—you build it, you run it.
Take part in architecture design, code reviews, and shaping technical decisions that define the platform.
Participate in a shared on-call rotation to ensure the reliability and availability of critical services (with proper support, tooling, and escalation policies in place).

What We’re Looking For

3+ years of backend engineering experience (startup or high-growth environment a plus).
Strong skills in Node.js, Golang, or similar backend languages.
Experience with databases (Postgres, NoSQL) and scalable schema design.
Strong skills with Docker, Kubernetes, and AWS—including services such as EKS (orchestration), RDS (PostgreSQL), ElastiCache (Redis), Secrets Manager, and IAM.
Experience working in regulated environments (PCI DSS, SOC 2, or equivalent) and building security/compliance-ready systems.
Passion for performance, clean code, and automation.
Startup mindset: resourceful, curious, adaptable, and motivated to make an impact.

Bonus Points For

Deep experience in fintech or payments infrastructure.
Knowledge of observability tools (Datadog, Prometheus, Grafana).
Prior work on distributed or ultra-high-throughput systems.

Medical / Health Insurance
Paid Sick Leave
Stock Options
Performance Bonus
Paid Holidays
Paid Vacation Leave
Maternity & Paternity Leave
Medical, Prescription, Dental, or Vision Plans

Mid-Senior Level / Manager IT and Software Information Technology / IT 5 openings Completed vocational courseModulus Labs is foreign VC-funded and trusted by the world’s largest financial ecosystems, we deliver the foundational systems that secure and process transactions around the globe. We’re on a mission to build the future of payments—fast, reliable, and developer-first. Our team moves quickly, takes ownership, and thrives on solving complex problems at scale. We believe in high trust, high responsibility, and creating an environment where great engineers can do their best work.At our startup, you won’t just be writing code—you’ll be building and owning systems that power real-world payments at massive scale. If you want to see your work have an immediate impact, this is the place.Why Join Us?➔ Impact: You’ll build systems that move money and power businesses globally.➔ Ownership: You’ll have the freedom to ship fast, make decisions, and own your work end to end.➔ Growth: Work with ambitious engineers solving some of the toughest technology challenges.➔ Culture: We value freedom with responsibility, context over control, and excellence over process.🢂 Benefits: We take care of our people. From healthcare to team perks—you'll have access to competitive benefits that support you inside and outside of work. No fluff, just real support where it counts.🢂 Travel: Work takes you places—literally. Whether it's regional deployments, conferences, or global ops, expect to travel, learn, and lead on the ground where it matters.🢂 Equity: We don’t just offer a salary—we offer real skin in the game. Join early, earn meaningful stock options, and build ownership in a company designed for scale. If we win, you win big.

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