Senior Software Engineer – Next.js, TypeScript, Mobile

Workana

Lead engineer at a fashion marketplace in New York. Directly collaborate with the founder on the technical roadmap.

Posted 7/1/2026contractRemote • 🇧🇷 BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Next.js, React, TypeScript, and PostgreSQL for building and maintaining high-quality web and mobile applications. Proven ability to collaborate with designers and stakeholders to deliver intuitive user experiences and optimize backend services.

Highest-signal resume keywords

Next.js DevelopmentReact Native Application DevelopmentPostgreSQL Database ManagementSoftware Architecture DesignMobile Application Publishing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Next.jsReactTypeScriptJavaScriptPostgreSQLReact NativeExpoCapacitorSoftware Testing MethodologiesMarketplace Development

Soft Skills

Excellent CommunicationCollaborationAutonomous Work

Tools & Technologies

Apple App StoreGoogle Play StoreFigmaStripe Connect

Industry Keywords

Fashion RetailFashion TechnologyFashion E-commerceE-commerce Products

Tech Stack

Tools & technologies

AndroidiOSJavaScriptNext.jsPostgresReactReact NativeTypeScript

About the role

Key responsibilities & impact

Own and maintain the company's entire Next.js codebase.
Design, develop, and ship high-quality product features across frontend and backend.
Lead the technical strategy for the company's mobile application (React Native with Expo, Capacitor, or alternative approach).
Deliver production-ready iOS and Android applications.
Collaborate closely with the founder and UI/UX designer to create intuitive and polished user experiences.
Build and improve marketplace workflows, including rentals, payments, notifications, and logistics.
Develop new features related to garment care, dry-cleaning operations, inventory condition tracking, and operational workflows.
Maintain and optimize PostgreSQL databases and backend services.
Ensure application quality through testing strategies, debugging, and performance improvements.
Participate in architectural decisions and recommend the best technical solutions for product evolution.
Communicate technical concepts effectively with non-technical stakeholders and help translate business ideas into product features.
Work independently while maintaining high engineering standards and shipping consistently.

Requirements

What you’ll need

5+ years of experience building modern web applications.
Strong expertise with **Next.js**, **React**, **TypeScript**, and modern JavaScript development.
Solid backend development experience.
Strong experience with **PostgreSQL** or other relational databases.
Experience owning production systems and live databases.
Experience developing and publishing mobile applications using **React Native (Expo)**, **Capacitor**, or similar technologies.
Experience releasing applications to the Apple App Store and Google Play Store.
Strong understanding of software architecture and scalable application design.
Experience collaborating closely with product designers and translating Figma designs into polished user experiences.
Knowledge of software testing methodologies and production-quality engineering practices.
Ability to work autonomously with minimal supervision.
Excellent communication skills and ability to collaborate with founders and non-technical stakeholders.
Availability to work primarily during **New York (Eastern Time)** business hours.
Nice to Have
Experience building marketplace platforms.
Background in e-commerce products.
Previous experience in **Fashion Retail**, **Fashion Technology**, or **Fashion E-commerce** (highly valued).
Experience with **Stripe Connect**, including marketplace payments, escrow flows, manual capture, and off-session charging.

Benefits

Comp & perks

Compensation in USD.
Fully remote work.
Full-time opportunity with a high level of autonomy and ownership.
Direct collaboration with the founder and product designer.
Opportunity to lead the technical direction of a growing startup.
Career growth in an international company.
High probability of contract renewal after the initial 3-month engagement based on performance.