ActiveProspect

1 month ago

Sr. Software Engineer (React, Node.js) - Costa Rica

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 23 hours agoStatus: Live

Job Summary

Lead end-to-end features for a high-scale SaaS platform, spanning React frontend, Node.js and Python services on AWS. Collaborate across hubs and pods, ship small but impactful changes, and balance speed with reliability and security. You’ll design user-friendly interfaces, implement scalable APIs, mentor teammates, and explore AI-assisted workflows to improve product outcomes while protecting customer data.

Location: Costa Rica

Workplace: Remote

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Own outcomes end-to-end, frame the problem, design it, ship it, and own the metric; descope to the cheapest version that works and prototype in days.
•Ship responsive, accessible React interfaces backed by Node.js and Python services and APIs; ensure reliability and security of multi-tenant data pipelines on AWS.
•Architect AI-driven leverage by building AI-assisted workflows and evolving tooling, while maintaining product judgment and security.
•Mentor on judgment and product sense; write decision memos and ADRs; enable Product and Design to self-serve.
•Collaborate across hubs/teams, shadow sales and support, and stay close to customers to drive technical decisions that reflect customer reality.

Key Requirements

•Deep full-stack expertise in React (component lifecycle, state management, rendering optimization), JavaScript/TypeScript, and modern CSS on the frontend; Node.js and Python services, RESTful APIs, and asynchronous data handling on the backend.
•Proven track record shipping end-to-end features and owning the outcome, with product judgment to push back on bad specs and descope to the cheapest viable solution.
•Experience embedding with unfamiliar teams and codebases, moving quickly to productive outputs and leaving teams in a better state.
•Strong UI/UX sense to translate wireframes and ambiguous requirements into intuitive, accessible user journeys.
•Security-minded with the ability to design for data privacy (Consent/PII) and compliance, plus mentoring teammates on judgment and product sense.

Experience:SaaSMarTechMarketing tech

Skills:CommunicationMentorshipProblem-solvingCollaborationTeamwork

Languages:English

Tech Stack:ReactNode.jsPythonTypeScriptJavaScriptCSSAWSRESTAirflowCursorClaude Code

Company Brief

ActiveProspect

Provides a consent-based marketing SaaS platform (TrustedForm, LeadConduit) that certifies opt-in leads, prevents lead fraud, and helps marketers ensure compliance and optimize lead acquisition.

Industry: RegTech

Company Size: Medium (51 to 250 employees)

Growth: Established Company

Funding: Private Equity Backed

Headquarters: Austin, United States

Founded: 2004

Glassdoor: 4.6

Website LinkedIn Glassdoor

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ActiveProspect

1 month ago

Sr. Software Engineer (React, Node.js) - Costa Rica

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 23 hours agoStatus: Live

Job Summary

Location: Costa Rica

Workplace: Remote

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Own outcomes end-to-end, frame the problem, design it, ship it, and own the metric; descope to the cheapest version that works and prototype in days.
•Ship responsive, accessible React interfaces backed by Node.js and Python services and APIs; ensure reliability and security of multi-tenant data pipelines on AWS.
•Architect AI-driven leverage by building AI-assisted workflows and evolving tooling, while maintaining product judgment and security.
•Mentor on judgment and product sense; write decision memos and ADRs; enable Product and Design to self-serve.
•Collaborate across hubs/teams, shadow sales and support, and stay close to customers to drive technical decisions that reflect customer reality.

Key Requirements

•Deep full-stack expertise in React (component lifecycle, state management, rendering optimization), JavaScript/TypeScript, and modern CSS on the frontend; Node.js and Python services, RESTful APIs, and asynchronous data handling on the backend.
•Proven track record shipping end-to-end features and owning the outcome, with product judgment to push back on bad specs and descope to the cheapest viable solution.
•Experience embedding with unfamiliar teams and codebases, moving quickly to productive outputs and leaving teams in a better state.
•Strong UI/UX sense to translate wireframes and ambiguous requirements into intuitive, accessible user journeys.
•Security-minded with the ability to design for data privacy (Consent/PII) and compliance, plus mentoring teammates on judgment and product sense.

Experience:SaaSMarTechMarketing tech

Skills:CommunicationMentorshipProblem-solvingCollaborationTeamwork

Languages:English

Tech Stack:ReactNode.jsPythonTypeScriptJavaScriptCSSAWSRESTAirflowCursorClaude Code

Company Brief

ActiveProspect

Provides a consent-based marketing SaaS platform (TrustedForm, LeadConduit) that certifies opt-in leads, prevents lead fraud, and helps marketers ensure compliance and optimize lead acquisition.

Industry: RegTech

Company Size: Medium (51 to 250 employees)

Growth: Established Company

Funding: Private Equity Backed

Headquarters: Austin, United States

Founded: 2004

Glassdoor: 4.6

Website LinkedIn Glassdoor