Software Engineer
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Summary
Full-stack engineer at MailerCloud, an email-marketing SaaS based in Kozhikode, India: builds Go/PHP backend APIs and microservices plus Vue 3 SPAs, owns features end-to-end, and works across CI/CD, bare-metal Linux deployments, ClickHouse analytics at billion-row scale, and AI agent tooling built on Claude/MCP.
Key Responsibilities
Product Development
Design, build, and ship backend APIs and microservices in Go and PHP for MailerCloud's campaign, automation, and analytics modules
Develop and maintain Vue 3 frontend components and SPAs, working from Figma designs to pixel-perfect, performant UIs
Own features end-to-end: requirements → implementation → testing → deployment → monitoring
Contribute to integrations with e-commerce, CRM, and other platforms where email is a major communication channel (GraphQL APIs, webhook pipelines, data sync)
Infrastructure & DevOps
Work with dedicated bare-metal servers (Rocky Linux 9) for deployment, configuration, and troubleshooting
Manage and extend CI/CD pipelines; write safety gates, linting, and automated test hooks
Contribute to ClickHouse schema design, query optimisation, and partitioning strategies for analytics at billion-row scale
Requirements
Must-Have
3 – 4 years of professional software development experience in a product company environment
Strong proficiency in at least one backend language: Go (strongly preferred) or PHP
Solid frontend skills in Vue 2/3 or React; comfortable working with component libraries and REST/GraphQL APIs
Working knowledge of MySQL — schema design, query optimization, indexing strategies
Experience with Linux (CentOS / RHEL / Rocky Linux or similar) — comfortable on the command line
Familiarity with CI/CD practices (GitHub Actions, GitLab CI, or equivalent)
Strong fundamentals in data structures, algorithms, and system design
Ability to read and understand infrastructure-as-code and deployment scripts
Good written English for documentation, PRDs, and async communication
Support MySQL database operations including schema migrations, query tuning, and partition management
Assist in RabbitMQ queue infrastructure management and HAProxy configuration as required
AI Agents & Tooling
Build and maintain AI agent infrastructure (QA Agent, Code Review Agent, SRE Agent) using MCP-first architecture with Claude via the Anthropic API
Write and maintain CLAUDE.md constitutions, sprint SOPs, and developer scaffolding tooling
Contribute to the MailerCloud MCP connector and associated developer documentation
Code Quality & Collaboration
Participate actively in code reviews, sprint planning, and retrospectives
Write clean, well-tested, well-documented code with an emphasis on maintainability at scale
Follow and improve the team's coding standards, branching strategies, and deployment practices
Proactively identify technical debt and propose pragmatic refactoring approaches