I am a full-stack engineer with 8+ years delivering customer-facing technical solutions for enterprise and DTC clients in fully remote environments. I specialize in AI-powered analytics, real-time data integrations, and conversational/automation workflows, including building behavioural AI features and API integrations across email, voice-adjacent, and subscription platforms. I own the full delivery loop—from scoping with stakeholders to building integrations against REST/GraphQL APIs, running demos, and localising solutions for clients in underserved markets. I bring strong commercial instincts for improving conversions and revenue on high-traffic platforms and enjoy collaborating with product, design, and data teams to craft scalable tech solutions.

James Mensah

I am a full-stack engineer with 8+ years delivering customer-facing technical solutions for enterprise and DTC clients in fully remote environments. I specialize in AI-powered analytics, real-time data integrations, and conversational/automation workflows, including building behavioural AI features and API integrations across email, voice-adjacent, and subscription platforms. I own the full delivery loop—from scoping with stakeholders to building integrations against REST/GraphQL APIs, running demos, and localising solutions for clients in underserved markets. I bring strong commercial instincts for improving conversions and revenue on high-traffic platforms and enjoy collaborating with product, design, and data teams to craft scalable tech solutions.

Available to hire

I am a full-stack engineer with 8+ years delivering customer-facing technical solutions for enterprise and DTC clients in fully remote environments. I specialize in AI-powered analytics, real-time data integrations, and conversational/automation workflows, including building behavioural AI features and API integrations across email, voice-adjacent, and subscription platforms.
I own the full delivery loop—from scoping with stakeholders to building integrations against REST/GraphQL APIs, running demos, and localising solutions for clients in underserved markets. I bring strong commercial instincts for improving conversions and revenue on high-traffic platforms and enjoy collaborating with product, design, and data teams to craft scalable tech solutions.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Advanced
Twi
Fluent

Work Experience

Lead | Shopify Lead at Tharp Ventures
February 1, 2025 - March 1, 2026
Led end-to-end storefront development across five DTC brands on Shopify, building and maintaining custom themes and Liquid components while implementing performance optimizations and third-party integrations. Collaborated with email marketing, paid media, and design teams to align storefront functionality with growth strategy, improving conversion and checkout flow.
Senior Shopify Developer & Tech Lead at Split Test
January 1, 2022 - December 31, 2023
Owned the Shopify development roadmap for a portfolio of high-traffic stores, leading a team to improve conversion through rigorous user flow, cart, and form analysis. Architected and maintained API integrations between Shopify and third-party platforms; standardized code reviews and deployment workflows; managed stakeholder communication across marketing and funnel teams.
Full Stack Developer at Heatmap
January 1, 2021 - January 1, 2025
Built AI-powered analytics features including screen recording playback, heatmap visualization, and DOM element classification. Designed and maintained data pipelines feeding behavioural analytics dashboards and developed robust integrations with client Shopify storefronts to capture real-time interaction data at scale.
Shopify Developer at Pilgrim Consulting Group
January 1, 2020 - January 1, 2021
Built and optimized Shopify stores for multiple DTC brands, delivering custom Liquid features, performance improvements, and UX enhancements. Collaborated with design and paid media teams to align storefronts with brand strategy and acquisition funnels, improving page-level conversion performance.
Senior Developer — E-commerce & Funnel Optimisation at Symphony Talent
January 1, 2018 - January 1, 2020
Led a six-person development team delivering web and funnel projects for enterprise clients (HP, Mastercard, PwC); implemented QA processes to reduce technical errors by 23% and increased team productivity by 25% through Jira, Asana, and GitLab adoption; migrated major client sites from .NET to WordPress for scalability.
WordPress Developer at Digiits Agency
January 1, 2016 - January 1, 2018
Led development of the agency’s primary website and Groital Store e-commerce platform, integrating multiple payment gateways and coordinating with SEO and QA teams to maintain performance and quality standards.
Full Stack Developer — AI & Analytics at Heatmap
January 1, 2021 - January 1, 2025
Built AI-powered behavioural analytics features including screen-recording playback, heatmap visualization, and ML-driven DOM element classification for enterprise e-commerce clients; designed and maintained real-time data pipelines ingesting and processing interaction data at scale; developed customer-facing integrations embedded in live client environments with authentication and bidirectional data flow; acted as technical point of contact for client implementations, scoping requirements, debugging production, and translating commercial asks into engineering deliverables.
Shopify Lead — Integrations & Conversion at Tharp Ventures
February 1, 2025 - March 1, 2026
Owned end-to-end technical delivery across five DTC brand portfolios; built and maintained third-party API integrations—email marketing platforms, Recharge, payments, and analytics—ensuring reliable data exchange between systems. Translated commercial requirements from email marketing, paid media, and design stakeholders into shipped technical solutions; conducted technical demos for non-technical teams; drove checkout UX improvements across storefronts, reducing page load times and improving conversion rates.
Senior Developer & Tech Lead at Split Test
January 1, 2022 - January 1, 2023
Led a developer team owning the conversion roadmap across a portfolio of high-traffic enterprise DTC stores; Architected API integrations between Shopify and third-party platforms—email marketing, media buying, subscription management—handling auth, webhooks, and failure recovery; acted as central escalation point for complex production issues; introduced standardized code review and deployment workflows; communicated with stakeholders across non-technical teams to translate commercial requirements into technical delivery.
Senior Developer — Enterprise Delivery at Symphony Talent
January 1, 2018 - January 1, 2020
Led a six-person development team delivering customer-facing web and funnel projects for enterprise clients including HP, Mastercard, and PwC; reduced technical errors by 23% by implementing structured QA processes and peer review; increased team productivity by 25% through Jira, Asana, and GitLab adoption; migrated major client platforms from legacy .NET to modern stacks, improving scalability and reducing maintenance overhead.

Education

BSc Computer Science at University of Cape Coast, Ghana
January 11, 2030 - May 25, 2026
CompTIA A+ Certification at IPMC, Takoradi, Ghana
January 11, 2030 - May 25, 2026
BSc Computer Science at University of Cape Coast, Ghana
January 11, 2030 - May 26, 2026
CompTIA A+ Certification at IPMC, Takoradi, Ghana
January 11, 2030 - May 26, 2026

Qualifications

CompTIA A+ Certification
January 11, 2030 - May 25, 2026
CompTIA A+ Certification
January 11, 2030 - May 26, 2026

Industry Experience

Software & Internet, Retail, Professional Services